NPPES file of Aug 9, 2026

Samuel A. McQuiston, MD

Diagnostic Radiology Physician · Mobile, AL

Samuel A. McQuiston, MD is a diagnostic radiology physician with a practice address in Mobile, Alabama, and NPI 1649223462, issued on May 19, 2006. Check the license (Alabama 24854, as entered in NPPES) on the Alabama Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1649223462
Name
Samuel A. McQuiston
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
24854 AL
Self-reported in NPPES; status is on the state search
Practice location
2451 Fillingim St, Mobile, AL 36617
Phone
(251) 471-7150
Enumerated
May 19, 2006
Record last updated
May 6, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(251) 471-7008
Medicaid IDs
274819300 FL
07134073 MS
009932016 AL
009932017 AL
Medicare enrollment
Enrolled (PECOS I20050906000692); accepts Medicare assignment
Medical or professional school
Louisiana State University School Of Medicine In New Orleans, 2000
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2451 Fillingim St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Dalia Abdel -Azim, MD, PHDAnatomic Pathology & Clinical Pathology Physician1659641801
  2. Bernard Abi-Saleh, MDSpecialist1215000310
  3. Ronald Allison, MDPulmonary Disease Physician1316996861
  4. Michael Ambrose, MDEmergency Medicine Physician1427023696
  5. Paul Anderson, MDDiagnostic Radiology Physician1578512901
  6. Yvette AustinPharmacist1457561813

Verify Samuel A. McQuiston in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersAlabama Board of Medical Examiners
    Search for license 24854
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Alabama license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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The practice group's MIPS final score for 2023 (Medicare payment program): 96.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score89.8
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $84.70

2 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 8,048 providers of this specialty with any payment received $2,488.38 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Samuel McQuiston$84.70
  2. Specialty average$2,488.38

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. USA Health Physician Billing Services LLCMobile, AL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Samuel A. McQuiston among 550 diagnostic radiology physician records in Alabama

Samuel A. McQuiston, MD is one of 550 diagnostic radiology physician records with a practice address in Alabama. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 23% of them.

  • NPI issued2006 · 23% of these records are older, 48% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2000 · median 2004 among the 377 with a school on file
  • Record last updated2015 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

82 diagnostic radiology physician records list a practice address in Mobile

They are 82 of the 6,309 NPPES records with a practice address in Mobile, and 550 diagnostic radiology physician records in Alabama.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Michael Aguilar, M.D.Mobile, AL 366171770978454
  2. Paul Anderson, MDMobile, AL 366171578512901
  3. Paul BilleaudMobile, AL 366171073710943
  4. John Brannan, MDMobile, AL 366171073563508
  5. Thomas Brim, DOMobile, AL 366171184186959
  6. Justin Broadhead, DOMobile, AL 366171730574500
  7. Fatima Chouhdry, M.D.Mobile, AL 366171457694663
  8. Shikha Gupta, MDMobile, AL 366171235189085

Common questions

What is Samuel A. McQuiston, MD's NPI number?

Samuel A. McQuiston, MD's National Provider Identifier (NPI) is 1649223462, issued on May 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Samuel A. McQuiston, MD located?

The NPPES record lists a practice address at 2451 Fillingim St, Mobile, AL, 36617. Phone: (251) 471-7150. Providers update this record themselves, so call before visiting.

How can I verify Samuel A. McQuiston, MD's license?

NPPES lists Alabama license number 24854, as entered by the provider. Search the Alabama Board of Medical Examiners at https://www.albme.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Samuel A. McQuiston, MD's MIPS final score?

The 2023 MIPS final score is 96.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.