Arnold Leon Weg Md

Summary Statement of Deficiencies D0000 Based on a proficiency testing (PT) desk review survey performed on September 17, 2025, the laboratory was found to be out of compliance based on the following CONDITION LEVEL DEFICIENCIES: D2016 - 42 C.F.R. 493.803 Condition: Successful participation. D6000 - 42 C.F.R. 493.1403 Condition: Laboratory Director, moderate complexity. D2016 SUCCESSFUL PARTICIPATION CFR(s): 493.803(a)(b)(c) (a) Each laboratory performing nonwaived testing must successfully participate in a proficiency testing program approved by CMS, if applicable, as described in subpart I of this part for each specialty, subspecialty, and analyte or test in which the laboratory is certified under CLIA. (b) Except as specified in paragraph (c) of this section, if a laboratory fails to participate successfully in proficiency testing for a given specialty, subspecialty, analyte or test, as defined in this section, or fails to take remedial action when an individual fails gynecologic cytology, CMS imposes sanctions, as specified in subpart R of this part. (c) If a laboratory fails to perform successfully in a CMS- approved proficiency testing program, for the initial unsuccessful performance, CMS may direct the laboratory to undertake training of its personnel or to obtain technical assistance, or both, rather than imposing alternative or principle sanctions except when one or more of the following conditions exists: (1) There is immediate jeopardy to patient health and safety. (2) The laboratory fails to provide CMS or a CMS agent with satisfactory evidence that it has taken steps to correct the problem identified by the unsuccessful proficiency testing performance. (3) The laboratory has a poor compliance history. This CONDITION is not met as evidenced by: Based on review of Centers for Medicare & Medicaid Services (CMS) Proficiency Testing (PT) Certification and Survey Provider Enhanced Reporting system (CASPER 0155D) and American Proficiency Institute (API) PT summary reports, the Statement of Deficiencies (X1) Provider/Supplier/CLIA Identification Number (X3) Date Survey Completed Name of Provider or Supplier Street Address, City, State -- 1 of 2 -- laboratory failed to successfully participate in the CMS approved PT program for two of three consecutive testing events in the Hematology specialty for the White Blood Cell (WBC) Differential test analyte in 2025 resulting in unsuccessful performance. Refer to D2130. D2130 HEMATOLOGY CFR(s): 493.851(f) (f) Failure to achieve satisfactory performance for the same analyte in two consecutive events or two out of three consecutive testing events is unsuccessful performance. This STANDARD is not met as evidenced by: Based on CMS PT CASPER 0155D and API PT summary reports from 2025, the laboratory failed to achieve satisfactory performance (80% or greater) for two of three consecutive testing events for the analyte WBC Differential. FINDINGS: a. A review of the CASPER 155 report revealed the following unsatisfactory scores: 1. WBC Differential Analyte: 2025 First Event = 60% 2025 Second Event = 47% b. A review of the PT scores from API (2025) confirmed the above findings. D6000 MODERATE COMPLEXITY LABORATORY DIRECTOR CFR(s): 493.1403 The laboratory must have a director who meets the qualification requirements of 493. 1405 of this subpart and provides overall management and direction in accordance with 493.1407 of this subpart. This CONDITION is not met as evidenced by: Based on review of CMS PT CASPER 0155D and API PT summary reports from 2025, the Laboratory Director (LD) failed to provide overall management and direction of the laboratory services. Refer to D6016. D6016 LABORATORY DIRECTOR RESPONSIBILITIES CFR(s): 493.1407(e)(4)(i) (e)(4)(i) The proficiency testing samples are tested as required under Subpart H of this part; This STANDARD is not met as evidenced by: Based on review of CMS PT CASPER 0155D and API PT summary reports, the LD failed to ensure successful participation in an HHS approved PT program. Refer to D2130. -- 2 of 2 --

Summary Statement of Deficiencies D0000 Based on a proficiency testing (PT) desk review survey performed on July 17, 2025, the laboratory was found to be out of compliance based on the following CONDITION LEVEL DEFICIENCIES: D2016 - 42 C.F.R. 493.803 Condition: Successful participation. D6000 - 42 C.F.R. 493.1403 Condition: Laboratory Director, moderate complexity. D2016 SUCCESSFUL PARTICIPATION CFR(s): 493.803(a)(b)(c) (a) Each laboratory performing nonwaived testing must successfully participate in a proficiency testing program approved by CMS, if applicable, as described in subpart I of this part for each specialty, subspecialty, and analyte or test in which the laboratory is certified under CLIA. (b) Except as specified in paragraph (c) of this section, if a laboratory fails to participate successfully in proficiency testing for a given specialty, subspecialty, analyte or test, as defined in this section, or fails to take remedial action when an individual fails gynecologic cytology, CMS imposes sanctions, as specified in subpart R of this part. (c) If a laboratory fails to perform successfully in a CMS- approved proficiency testing program, for the initial unsuccessful performance, CMS may direct the laboratory to undertake training of its personnel or to obtain technical assistance, or both, rather than imposing alternative or principle sanctions except when one or more of the following conditions exists: (1) There is immediate jeopardy to patient health and safety. (2) The laboratory fails to provide CMS or a CMS agent with satisfactory evidence that it has taken steps to correct the problem identified by the unsuccessful proficiency testing performance. (3) The laboratory has a poor compliance history. This CONDITION is not met as evidenced by: Based on review of Centers for Medicare & Medicaid Services (CMS) Proficiency Testing (PT) Certification and Survey Provider Enhanced Reporting system (CASPER 0155D) and American Proficiency Institute (API) PT summary reports, the Statement of Deficiencies (X1) Provider/Supplier/CLIA Identification Number (X3) Date Survey Completed Name of Provider or Supplier Street Address, City, State -- 1 of 2 -- laboratory failed to successfully participate in the CMS approved PT program for two of three consecutive testing events in the Routine Chemistry subspecialty for the Triglycerides (Trigl) test analyte in 2025 resulting in unsuccessful performance. Refer to D2096. D2096 ROUTINE CHEMISTRY CFR(s): 493.841(f) (f) Failure to achieve satisfactory performance for the same analyte or test in two consecutive testing events or two out of three consecutive testing events is unsuccessful performance. This STANDARD is not met as evidenced by: Based on CMS PT CASPER 0155D and API PT summary reports from 2025, the laboratory failed to achieve satisfactory performance (80% or greater) for two of three consecutive testing events for the subspecialty Routine Chemistry in the analyte Trigl. FINDINGS: a. A review of the CASPER 155 report revealed the following unsatisfactory scores: 1. Trigl Test Analyte: 2025 First Event = 60% 2025 Second Event = 60% b. A review of the PT scores from API (2025) confirmed the above findings. D6000 MODERATE COMPLEXITY LABORATORY DIRECTOR CFR(s): 493.1403 The laboratory must have a director who meets the qualification requirements of 493. 1405 of this subpart and provides overall management and direction in accordance with 493.1407 of this subpart. This CONDITION is not met as evidenced by: Based on review of CMS PT CASPER 0155D and API PT summary reports from 2025, the laboratory director (LD) failed to provide overall management and direction of the laboratory services. Refer to D6016. D6016 LABORATORY DIRECTOR RESPONSIBILITIES CFR(s): 493.1407(e)(4)(i) (e)(4)(i) The proficiency testing samples are tested as required under Subpart H of this part; This STANDARD is not met as evidenced by: Based on review of CMS PT CASPER 0155D and API PT 2025-1 and 2025-2 summary reports, the LD failed to ensure successful participation in an HHS approved proficiency testing program. Refer to D2096. -- 2 of 2 --

Summary Statement of Deficiencies D0000 Based on a proficiency testing (PT) desk review survey performed on October 21, 2024, the laboratory was found to be out of compliance based on the following CONDITION LEVEL DEFICIENCIES: D2016 - 42 C.F.R. 493.803 Condition: Successful participation. D6000 - 42 C.F.R. 493.1403 Condition: Laboratory Director, moderate complexity. D2016 SUCCESSFUL PARTICIPATION CFR(s): 493.803(a)(b)(c) (a) Each laboratory performing nonwaived testing must successfully participate in a proficiency testing program approved by CMS, if applicable, as described in subpart I of this part for each specialty, subspecialty, and analyte or test in which the laboratory is certified under CLIA. (b) Except as specified in paragraph (c) of this section, if a laboratory fails to participate successfully in proficiency testing for a given specialty, subspecialty, analyte or test, as defined in this section, or fails to take remedial action when an individual fails gynecologic cytology, CMS imposes sanctions, as specified in subpart R of this part. (c) If a laboratory fails to perform successfully in a CMS- approved proficiency testing program, for the initial unsuccessful performance, CMS may direct the laboratory to undertake training of its personnel or to obtain technical assistance, or both, rather than imposing alternative or principle sanctions except when one or more of the following conditions exists: (1) There is immediate jeopardy to patient health and safety. (2) The laboratory fails to provide CMS or a CMS agent with satisfactory evidence that it has taken steps to correct the problem identified by the unsuccessful proficiency testing performance. (3) The laboratory has a poor compliance history. This CONDITION is not met as evidenced by: Based on review of Centers for Medicare & Medicaid Services (CMS) Proficiency Testing (PT) Certification and Survey Provider Enhanced Reporting system (CASPER 0155D) and American Proficiency Institute (API) PT summary reports, the Statement of Deficiencies (X1) Provider/Supplier/CLIA Identification Number (X3) Date Survey Completed Name of Provider or Supplier Street Address, City, State -- 1 of 2 -- laboratory failed to successfully participate in the CMS approved PT program for two consecutive testing events in the Routine Chemistry subspecialty for the CL (Chloride) test analyte in 2024, resulting in unsuccessful performance. Refer to D2096. D2096 ROUTINE CHEMISTRY CFR(s): 493.841(f) Failure to achieve satisfactory performance for the same analyte or test in two consecutive testing events or two out of three consecutive testing events is unsuccessful performance. This STANDARD is not met as evidenced by: Based on CMS PT CASPER 0155D and API PT summary reports from 2024, the laboratory failed to achieve satisfactory performance (80% or greater) for two consecutive testing events in the Routine Chemistry subspecialty for the CL test analyte. FINDINGS: 1. A review of the CASPER 155 report revealed the following unsatisfactory scores: CL Test Analyte: 2024 Second Event = 40% 2024 Third Event = 60% 2. A review of the proficiency testing scores from API (2024) confirmed the above findings. D6000 MODERATE COMPLEXITY LABORATORY DIRECTOR CFR(s): 493.1403 The laboratory must have a director who meets the qualification requirements of 493. 1405 of this subpart and provides overall management and direction in accordance with 493.1407 of this subpart. This CONDITION is not met as evidenced by: Based on review of CMS PT CASPER 0155D and API PT summary reports from 2024, the laboratory director (LD) failed to provide overall management and direction of the laboratory services. Refer to D2016. D6016 LABORATORY DIRECTOR RESPONSIBILITIES CFR(s): 493.1407(e)(4)(i) The laboratory director is responsible for the overall operation and administration of the laboratory, including the employment of personnel who are competent to perform test procedures, and record and report test results promptly, accurate, and proficiently and for assuring compliance with the applicable regulations. (e) The laboratory director must-- (e)(4)(i) Ensure that the proficiency testing samples are tested as required under Subpart H of this part; This STANDARD is not met as evidenced by: Based on review of CMS PT CASPER 0155D and API PT 2024-2 and 2024-3 summary reports, the LD failed to ensure successful participation in an HHS approved proficiency testing program. Refer to D2096. -- 2 of 2 --

Summary Statement of Deficiencies D0000 Based on a proficiency testing (PT) desk review survey performed on July 10, 2024, the laboratory was found to be out of compliance based on the following CONDITION LEVEL DEFICIENCIES: D2016 - 42 C.F.R. 493.803 Condition: Successful participation. D6000 - 42 C.F.R. 493.1403 Condition: Laboratory Director, moderate complexity D2016 SUCCESSFUL PARTICIPATION CFR(s): 493.803(a)(b)(c) (a) Each laboratory performing nonwaived testing must successfully participate in a proficiency testing program approved by CMS, if applicable, as described in subpart I of this part for each specialty, subspecialty, and analyte or test in which the laboratory is certified under CLIA. (b) Except as specified in paragraph (c) of this section, if a laboratory fails to participate successfully in proficiency testing for a given specialty, subspecialty, analyte or test, as defined in this section, or fails to take remedial action when an individual fails gynecologic cytology, CMS imposes sanctions, as specified in subpart R of this part. (c) If a laboratory fails to perform successfully in a CMS- approved proficiency testing program, for the initial unsuccessful performance, CMS may direct the laboratory to undertake training of its personnel or to obtain technical assistance, or both, rather than imposing alternative or principle sanctions except when one or more of the following conditions exists: (1) There is immediate jeopardy to patient health and safety. (2) The laboratory fails to provide CMS or a CMS agent with satisfactory evidence that it has taken steps to correct the problem identified by the unsuccessful proficiency testing performance. (3) The laboratory has a poor compliance history. This CONDITION is not met as evidenced by: Based on review of Centers for Medicare & Medicaid Services (CMS) Proficiency Testing (PT) Certification and Survey Provider Enhanced Reporting system (CASPER 0155D) and American Proficiency Institute (API) PT summary reports, the Statement of Deficiencies (X1) Provider/Supplier/CLIA Identification Number (X3) Date Survey Completed Name of Provider or Supplier Street Address, City, State -- 1 of 2 -- laboratory failed to successfully participate in the CMS approved PT program for four of five consecutive testing events in the Routine Chemistry subspecialty for the Total Cholesterol test analyte in 2023 and 2024, resulting in non-initial unsuccessful performance. Refer to D2096. D2096 ROUTINE CHEMISTRY CFR(s): 493.841(f) Failure to achieve satisfactory performance for the same analyte or test in two consecutive testing events or two out of three consecutive testing events is unsuccessful performance. This STANDARD is not met as evidenced by: Based on CMS PT CASPER 0155D and API PT summary reports from 2023 and 2024, the laboratory failed to achieve satisfactory performance (80% or greater) for four of five consecutive testing events in the Routine Chemistry subspecialty for the Total Cholesterol test analyte. FINDINGS: 1. A review of the CASPER 155 report revealed the following unsatisfactory scores: Cholesterol, Total Test Analyte: 2023 First Event = 60% 2023 Second Event = 0% 2023 Third Event = 20% 2024 Second Event = 0% 2. A review of the proficiency testing scores from API (2023 and 2024) confirmed the above findings. D6000 MODERATE COMPLEXITY LABORATORY DIRECTOR CFR(s): 493.1403 The laboratory must have a director who meets the qualification requirements of 493. 1405 of this subpart and provides overall management and direction in accordance with 493.1407 of this subpart. This CONDITION is not met as evidenced by: Based on review of CMS PT CASPER 0155D and API PT summary reports from 2023 and 2024, the laboratory director (LD) failed to failed to provide overall management and direction of the laboratory services. Refer to D2016. D6016 LABORATORY DIRECTOR RESPONSIBILITIES CFR(s): 493.1407(e)(4)(i) The laboratory director is responsible for the overall operation and administration of the laboratory, including the employment of personnel who are competent to perform test procedures, and record and report test results promptly, accurate, and proficiently and for assuring compliance with the applicable regulations. (e) The laboratory director must-- (e)(4)(i) Ensure that the proficiency testing samples are tested as required under Subpart H of this part; This STANDARD is not met as evidenced by: Based on review of CMS PT CASPER 0155D and API PT 2023-1, 2023-2, 2023-3, and 2024-2 summary reports, the LD failed to ensure successful participation in an HHS approved proficiency testing program. Refer to D2096. -- 2 of 2 --

Summary Statement of Deficiencies D2016 SUCCESSFUL PARTICIPATION CFR(s): 493.803(a)(b)(c) (a) Each laboratory performing nonwaived testing must successfully participate in a proficiency testing program approved by CMS, if applicable, as described in subpart I of this part for each specialty, subspecialty, and analyte or test in which the laboratory is certified under CLIA. (b) Except as specified in paragraph (c) of this section, if a laboratory fails to participate successfully in proficiency testing for a given specialty, subspecialty, analyte or test, as defined in this section, or fails to take remedial action when an individual fails gynecologic cytology, CMS imposes sanctions, as specified in subpart R of this part. (c) If a laboratory fails to perform successfully in a CMS- approved proficiency testing program, for the initial unsuccessful performance, CMS may direct the laboratory to undertake training of its personnel or to obtain technical assistance, or both, rather than imposing alternative or principle sanctions except when one or more of the following conditions exists: (1) There is immediate jeopardy to patient health and safety. (2) The laboratory fails to provide CMS or a CMS agent with satisfactory evidence that it has taken steps to correct the problem identified by the unsuccessful proficiency testing performance. (3) The laboratory has a poor compliance history. This CONDITION is not met as evidenced by: Based on Proficiency Test (PT) desk review of the Center for Medicaid & Medicare Services (CMS) PT data reports and PT summary reports from American Proficiency Institute (API) PT program, the laboratory failed to participate successfully in CMS approved proficiency testing program, for the test analyte Total Cholesterol. The following scores were assigned: 2023 first event =60% 2023 second event = 0% (failure to participate) 2023 third event = 20% This is considered repeatedly unsuccessful PT performance. Refer to D2096 D2087 ROUTINE CHEMISTRY Statement of Deficiencies (X1) Provider/Supplier/CLIA Identification Number (X3) Date Survey Completed Name of Provider or Supplier Street Address, City, State -- 1 of 3 -- CFR(s): 493.841(a) Failure to attain a score of at least 80 percent of acceptable responses for each analyte in each testing event is unsatisfactory analyte performance for the testing event. This STANDARD is not met as evidenced by: Based on PT desk review of the CMS PT data reports and PT records from the API PT program, the laboratory failed to participate successfully in proficiency testing program for the test analyte's High Density Lipoprotein (HDL) Cholesterol and Glucose The following scores were assigned: HDL Cholesterol 2023 third event = 60% Glucose 2023 third event = 20% This is considered unsatisfactory PT performance D2096 ROUTINE CHEMISTRY CFR(s): 493.841(f) Failure to achieve satisfactory performance for the same analyte or test in two consecutive testing events or two out of three consecutive testing events is unsuccessful performance. This STANDARD is not met as evidenced by: Based on PT desk review of the CMS PT data reports and PT summary reports from AP) PT program, the laboratory failed to participate successfully in CMS approved proficiency testing program, for the test analyte Total Cholesterol. The following scores were assigned: 2023 first event =60% 2023 second event = 0% (failure to participate) 2023 third event = 20% This is considered repeatedly unsuccessful PT performance. D6000 MODERATE COMPLEXITY LABORATORY DIRECTOR CFR(s): 493.1403 The laboratory must have a director who meets the qualification requirements of 493. 1405 of this subpart and provides overall management and direction in accordance with 493.1407 of this subpart. This CONDITION is not met as evidenced by: Based on PT desk review of the CMS PT and API PT program records, the laboratory director failed to fulfill the laboratory director's responsibilities and ensure that the laboratory achieved a satisfactory performance and successfully participate in a PT program, approved by CMS, for the test analyte Total Cholesterol, HDL Cholesterol and Glucose Refer D6016 D6016 LABORATORY DIRECTOR RESPONSIBILITIES CFR(s): 493.1407(e)(4)(i) The laboratory director is responsible for the overall operation and administration of the laboratory, including the employment of personnel who are competent to perform test procedures, and record and report test results promptly, accurate, and proficiently and for assuring compliance with the applicable regulations. (e) The laboratory director must-- (e)(4)(i) Ensure that the proficiency testing samples are tested as -- 2 of 3 -- required under Subpart H of this part; This STANDARD is not met as evidenced by: Based on PT desk review of the CMS PT and API PT program records, the laboratory director failed to fulfill the laboratory director's responsibilities and ensure that the laboratory achieved a satisfactory performance and successfully participate in a PT program, approved by CMS, for the test analyte Total Cholesterol, HDL Cholesterol and Glucose The following scores were assigned: Total Cholesterol. 2023 first event =60% 2023 second event = 0% (failure to participate) 2023 third event = 20% This is considered repeatedly unsuccessful PT performance. HDL Cholesterol 2023 third event = 60% Glucose 2023 third event = 20% This is considered unsatisfactory PT performance -- 3 of 3 --