Alan R. Segal, M.D.
Internal Medicine Physician · Buffalo, NY
Alan R. Segal, M.D. is an internal medicine physician with a practice address in Buffalo, New York, and NPI 1538273966, issued on Aug 19, 2006. Check the license on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Alan R. Segal
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D52261 MD
Self-reported in NPPES; status is on the state search - Practice location
- 1 Gates Cir Apt 312, Buffalo, NY 14209
- Phone
- (716) 322-0100
- Enumerated
- Aug 19, 2006
- Record last updated
- Nov 19, 2025
- Fax
- (716) 322-0100
- Medicaid ID
- 901300800 MD
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Verify Alan R. Segal in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the ProfessionsCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average internal medicine physician in 2024
915 Medicare Part D claims for 27 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Amlodipine Besylate65 claims
- Atorvastatin Calcium54 claims
- Lisinopril45 claims
- Xarelto40 claims
- Levetiracetam38 claims
- Pantoprazole Sodium35 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.
Alan R. Segal among 12,067 internal medicine physician records in New York
Alan R. Segal, M.D. is one of 12,067 internal medicine physician records with a practice address in New York. 79% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 53% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2025 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
293 internal medicine physician records list a practice address in Buffalo
They are 293 of the 13,287 NPPES records with a practice address in Buffalo, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Buffalo → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jennifer Abeles, MDBuffalo, NY 142091952304024
- Yodit ArsanoBuffalo, NY 142091558289843
- John Clark, MDBuffalo, NY 142091588625123
- Deepa GosineBuffalo, NY 142091508158304
- Christina Padgett, D.O.Buffalo, NY 142091831535681
- Anika Parika, MDBuffalo, NY 142091124945761
- Benjamin Rueda, MDBuffalo, NY 142091891767786
- Susan Schwartz, M.D.Buffalo, NY 142091598720096
Common questions
What is Alan R. Segal, M.D.'s NPI number?
Alan R. Segal, M.D.'s National Provider Identifier (NPI) is 1538273966, issued on Aug 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alan R. Segal, M.D. located?
The NPPES record lists a practice address at 1 Gates Cir Apt 312, Buffalo, NY, 14209. Phone: (716) 322-0100. Providers update this record themselves, so call before visiting.
How can I verify Alan R. Segal, M.D.'s license?
Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Alan R. Segal, M.D. prescribe under Medicare Part D?
In 2024, Alan R. Segal, M.D. had 915 Medicare Part D claims for 27 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.