NPPES file of Aug 9, 2026

Thomas F. Regan, MD

Anesthesiology Physician · Birmingham, AL

Thomas F. Regan, MD is an anesthesiology physician with a practice address in Birmingham, Alabama, and NPI 1669933131, issued on Mar 27, 2019. Check the license (Alabama MD.41389, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1669933131
Name
Thomas F. Regan
Credential
MD
Primary taxonomy
Anesthesiology Physician 207L00000X
License numbers
MD.41389 AL
036165284 IL
Self-reported in NPPES; status is on the state search
Practice location
625 19TH St S, Birmingham, AL 35233
Phone
(205) 934-6525
Enumerated
Mar 27, 2019
Record last updated
Jun 1, 2026
Medicare enrollment
Enrolled (PECOS I20240822000729); accepts Medicare assignment
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 625 19TH St S

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

  1. Alizeh Abbas, MDStudent in an Organized Health Care Education/Training Program1841923828
  2. Tarek AbdallaInfectious Disease Physician1043771421
  3. Peter AbdelmessihStudent in an Organized Health Care Education/Training Program1548064041
  4. Ahmed Abdelrehim, MDStudent in an Organized Health Care Education/Training Program1255181251
  5. Ayat Abdelsalam, MDStudent in an Organized Health Care Education/Training Program1750222758
  6. Saad Abdul KareemStudent in an Organized Health Care Education/Training Program1962230516

Verify Thomas F. Regan 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 MD.41389
    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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33% fewer Medicare Part D claims than the average anesthesiology physician in 2024

269 Medicare Part D claims for 106 beneficiaries, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 166 claims were for opioids.

  1. Thomas Regan269
  2. Specialty average402

Most prescribed

  1. Hydrocodone-Acetaminophen94 claims
  2. Pregabalin42 claims
  3. Tramadol Hcl35 claims
  4. Oxycodone-Acetaminophen27 claims
  5. Methocarbamol12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $3,327.11

43 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Thomas Regan$3,327.11
  2. Specialty average$669.59

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

Bills Medicare through 2 group practices

  1. Tallahassee Neurological ClinicTallahassee, FL
  2. University OF Alabama Health Services Foundation, PCBirmingham, AL

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

Thomas F. Regan among 581 anesthesiology physician records in Alabama

Thomas F. Regan, MD is one of 581 anesthesiology physician records with a practice address in Alabama. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 90% of them.

  • NPI issued2019 · 90% of these records are older, 7% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2019 · median 2004 among the 421 with a school on file
  • Record last updated2026 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

267 anesthesiology physician records list a practice address in Birmingham

They are 267 of the 15,795 NPPES records with a practice address in Birmingham, and 581 anesthesiology physician records in Alabama.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. John Bullington, M.D.Birmingham, AL 352331588669162
  2. Anthony Cook, M.D.Birmingham, AL 352331710982244
  3. Jerral Cox, MDBirmingham, AL 352331891770376
  4. Travis Defreese, MDBirmingham, AL 352331477538528
  5. William Fitzpatrick, M.D.Birmingham, AL 352331891791992
  6. Mark Greve, MDBirmingham, AL 352331538144555
  7. Juan Gutierrez-Mazorra, MDBirmingham, AL 352331952386021
  8. Peter Hendricks, MDBirmingham, AL 352331962499459

Common questions

What is Thomas F. Regan, MD's NPI number?

Thomas F. Regan, MD's National Provider Identifier (NPI) is 1669933131, issued on Mar 27, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Thomas F. Regan, MD located?

The NPPES record lists a practice address at 625 19TH St S, Birmingham, AL, 35233. Phone: (205) 934-6525. Providers update this record themselves, so call before visiting.

How can I verify Thomas F. Regan, MD's license?

NPPES lists Alabama license number MD.41389, 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.

How much does Thomas F. Regan, MD prescribe under Medicare Part D?

In 2024, Thomas F. Regan, MD had 269 Medicare Part D claims for 106 beneficiaries; the average among anesthesiology physician prescribers was 402. Part D covers Medicare prescriptions only.

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.