Mian Mohammad Hammas, MD
Hospitalist Physician · Buffalo, NY
Mian Mohammad Hammas, MD is a hospitalist physician with a practice address in Buffalo, New York, and NPI 1003557281, issued on Apr 5, 2022. Check the license (New York 338198, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Mian Mohammad Hammas
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 338198 NY
Self-reported in NPPES; status is on the state search - Practice location
- 100 High St, Buffalo, NY 14203
- Phone
- (716) 859-5600
- Enumerated
- Apr 5, 2022
- Record last updated
- Sep 8, 2025
- Medicare enrollment
- Enrolled (PECOS I20250808000211); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 2,067 in New York → Look up another NPI →
Also registered at 100 High St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jamie Abbott, PHD, MSGenetic Counselor (M.S.)1093411522
- Amr Abd El-Radi, MDInternal Medicine Physician1124681614
- Mohamed Abdel-Aal Ahmed, M.D.Cardiovascular Disease Physician1164834776
- Jonah Abdo-Suarez, PHARMACISTPharmacist1164259826
- Samira Abdulkadir, PA-CPhysician Assistant1376344721
- Omar Abialmouna, MDRheumatology Physician1518527092
Verify Mian Mohammad Hammas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 338198Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% more Medicare Part D claims than the average hospitalist physician in 2024
846 Medicare Part D claims for 142 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Atorvastatin Calcium77 claims
- Lisinopril42 claims
- Albuterol Sulfate Hfa39 claims
- Nifedipine Er39 claims
- Metoprolol Succinate34 claims
- Pantoprazole Sodium33 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: $24.68
1 payment: food and beverage; the largest payer was Pfizer Inc. The 7,324 providers of this specialty with any payment received $494.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- General Physician PCBuffalo, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mian Mohammad Hammas among 2,067 hospitalist physician records in New York
Mian Mohammad Hammas, MD is one of 2,067 hospitalist physician records with a practice address in New York. 93% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 89% of them.
- NPI issued2022 · 89% of these records are older, 3% newer
- In a Medicare fileYes · 93% of these records are
- In the CMS Doctors and Clinicians fileYes · 83% of these records are
- Graduated2022 · median 2013 among the 1,716 with a school on file
- Record last updated2025 · 37% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in New York
There are 2,067 hospitalist physician records in New York.
All 2,067 in New York → Every provider in Buffalo → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Sara AchakzaiBuffalo, NY 142031487906996
- Jessica Donhauser, M.D.Buffalo, NY 142031023454303
- Peter Ewing, MDBuffalo, NY 142031275592362
- Aarti GajjarBuffalo, NY 142031326317389
- Anna Hays, M.D.Buffalo, NY 142031083904379
- Jennifer Kessler, MDBuffalo, NY 142031659647600
- Jeffrey Lach, DOBuffalo, NY 142031073670915
- Sanjay Ogra, MDBuffalo, NY 142031275581431
Common questions
What is Mian Mohammad Hammas, MD's NPI number?
Mian Mohammad Hammas, MD's National Provider Identifier (NPI) is 1003557281, issued on Apr 5, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Mian Mohammad Hammas, MD located?
The NPPES record lists a practice address at 100 High St, Buffalo, NY, 14203. Phone: (716) 859-5600. Providers update this record themselves, so call before visiting.
How can I verify Mian Mohammad Hammas, MD's license?
NPPES lists New York license number 338198, as entered by the provider. 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 Mian Mohammad Hammas, MD prescribe under Medicare Part D?
In 2024, Mian Mohammad Hammas, MD had 846 Medicare Part D claims for 142 beneficiaries; the average among hospitalist physician prescribers was 521. 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.