Sherin Mermash
Internal Medicine Physician · New York, NY
Sherin Mermash is an internal medicine physician with a practice address in New York, New York, and NPI 1083081368, issued on Aug 21, 2015. Check the license (New York 294830, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Sherin Mermash
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 294830 NY
Self-reported in NPPES; status is on the state search - Practice location
- 315 W 50TH St, New York, NY 10019
- Phone
- (212) 333-7661
- Enumerated
- Aug 21, 2015
- Record last updated
- Sep 11, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20181001001031); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 315 W 50TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Iraj Akhavan, MDPulmonary Disease Physician1598763906
- Melinda Brown, M.D.Infectious Disease Physician1942456272
- Orin Douglas, MDFamily Medicine Physician1487810636
- Andrea Jurgrau-Voulgaris, NPFamily Nurse Practitioner1710018759
Verify Sherin Mermash 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 294830Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
53 Medicare Part D claims for 26 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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: $242.52
10 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk 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
- New York UniversityNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
2,434 internal medicine physician records list a practice address in New York
They are 2,434 of the 98,468 NPPES records with a practice address in New York, and 12,067 internal medicine physician records in New York.
All 2,434 in New York → All 12,067 in New York → Every provider in New York →
Other internal medicine physician records in New York
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- Ahmad AbadiPoughkeepsie, NY1780258517
- Jamsheed Abadi, MDBrooklyn, NY1477537496
- Antonieta Abarientos, MDNew Rochelle, NY1649285123
- Zurab Abayev, M.D.Brooklyn, NY1841283058
- Ehab Abaza, MDNew York, NY1114507555
- Vaidarshi Abbagoni, MDNew York, NY1871237495
- Muhammad AbbasRichmond Hill, NY1053996587
Common questions
What is Sherin Mermash's NPI number?
Sherin Mermash's National Provider Identifier (NPI) is 1083081368, issued on Aug 21, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Sherin Mermash located?
The NPPES record lists a practice address at 315 W 50TH St, New York, NY, 10019. Phone: (212) 333-7661. Providers update this record themselves, so call before visiting.
How can I verify Sherin Mermash's license?
NPPES lists New York license number 294830, 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 Sherin Mermash prescribe under Medicare Part D?
In 2024, Sherin Mermash had 53 Medicare Part D claims for 26 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.