Sameer Shamoon Mamnoon, M.D.
Internal Medicine Physician · Williamsville, NY
Sameer Shamoon Mamnoon, M.D. is an internal medicine physician with a practice address in Williamsville, New York, and NPI 1881663144, issued on Mar 17, 2006. Check the license (New York 229765, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Sameer Shamoon Mamnoon
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 229765 NY
Self-reported in NPPES; status is on the state search - Practice location
- 8167 Sheridan Drive, Williamsville, NY 14221
- Phone
- (716) 276-8726
- Enumerated
- Mar 17, 2006
- Record last updated
- May 21, 2024
- Fax
- (716) 276-8730
- Medicare enrollment
- Enrolled (PECOS I20040121000471); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Verify Sameer Shamoon Mamnoon 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 229765Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1% fewer Medicare Part D claims than the average internal medicine physician in 2024
3,157 Medicare Part D claims for 589 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 60 claims were for opioids.
Most prescribed
- Atorvastatin Calcium213 claims
- Amlodipine Besylate141 claims
- Lisinopril127 claims
- Levothyroxine Sodium114 claims
- Rosuvastatin Calcium96 claims
- Omeprazole89 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: $599.07
10 payments; by number, the most common kind was food and beverage; the largest payer was Phathom Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Adult Medical Services PCWilliamsville, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sameer Shamoon Mamnoon among 12,067 internal medicine physician records in New York
Sameer Shamoon Mamnoon, 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 fileYes · 60% of these records are
- Graduated1990 · median 2002 among the 7,221 with a school on file
- Record last updated2024 · 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).
64 internal medicine physician records list a practice address in Williamsville
They are 64 of the 3,530 NPPES records with a practice address in Williamsville, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Williamsville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- George Burnett, MDWilliamsville, NY 142211679559934
- Jeffrey Burnett, DOWilliamsville, NY 142211346226271
- Lynn Cieslak, M.D.Williamsville, NY 142211518951011
- Peter Elkin, M.D.Williamsville, NY 142211568432656
- Shuman Hua, M.D.Williamsville, NY 142211245219229
- Bonnie McMichael, M.D.Williamsville, NY 142211881692267
- Larisa Meras, M.D.Buffalo, NY 142211962474262
- Margaret Mitchell, M.D.Williamsville, NY 142211477551331
Common questions
What is Sameer Shamoon Mamnoon, M.D.'s NPI number?
Sameer Shamoon Mamnoon, M.D.'s National Provider Identifier (NPI) is 1881663144, issued on Mar 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sameer Shamoon Mamnoon, M.D. located?
The NPPES record lists a practice address at 8167 Sheridan Drive, Williamsville, NY, 14221. Phone: (716) 276-8726. Providers update this record themselves, so call before visiting.
How can I verify Sameer Shamoon Mamnoon, M.D.'s license?
NPPES lists New York license number 229765, 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 Sameer Shamoon Mamnoon, M.D. prescribe under Medicare Part D?
In 2024, Sameer Shamoon Mamnoon, M.D. had 3,157 Medicare Part D claims for 589 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.