Armando E. Grassi, M.D.
Neonatal-Perinatal Medicine Physician · New York, NY
Armando E. Grassi, M.D. is a neonatal-perinatal medicine physician with a practice address in New York, New York, and NPI 1487707469, issued on Jan 21, 2007. Check the license (New York 132839-1, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Armando E. Grassi
- Credential
- M.D.
- Primary taxonomy
- Neonatal-Perinatal Medicine Physician 2080N0001X
- License number
- 132839-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 100 E 77TH St, New York, NY 10021
- Phone
- (212) 434-2135
- Enumerated
- Jan 21, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (212) 434-3374
- Entity
- Type 1 · individual
8 nearest neonatal-perinatal medicine physician records → All 513 in New York → Look up another NPI →
Also registered at 100 E 77TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Michael Amzallag, M.D.Anesthesiology Physician1235135377
- Miguel Armas, P.A.Surgical Physician Assistant1134270572
- Ekaterina AronovPhysician Assistant1174668941
- Shanthamallappa Ashok, MDAnesthesiology Physician1942206081
- David Begleiter, M.D.Emergency Medicine Physician1376757930
Verify Armando E. Grassi 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 132839-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% fewer Medicare Part D claims than the average neonatal-perinatal medicine physician in 2024
21 Medicare Part D claims, against an average of 33 among the 189 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.
Armando E. Grassi among 513 neonatal-perinatal medicine physician records in New York
Armando E. Grassi, M.D. is one of 513 neonatal-perinatal medicine physician records with a practice address in New York. 19% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 45% of them.
- NPI issued2007 · 45% of these records are older, 43% newer
- In a Medicare fileYes · 19% of these records are
- In the CMS Doctors and Clinicians fileNo · 7% of these records are
- Record last updated2007 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080N0001X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neonatal-Perinatal Medicine Physician providers in New York
There are 513 neonatal-perinatal medicine physician records in New York.
All 513 in New York → Every provider in New York → Neonatal-Perinatal Medicine Physician nationwide →
The 8 neonatal-perinatal medicine physician records with the nearest ZIP codes
- Emily Echevarria, MDNew York, NY 100211104264894
- Leah ElizondoNew York, NY 100211376809343
- Marty Ellington, MD MPHNew York, NY 100211942367214
- Michael Espiritu, M.D.New York, NY 100211497912422
- Danthanh Hoang, M.DNew York, NY 100211659575264
- Ajey Jain, MDNew York, NY 100211760579841
- Camilia Martin, M.D.Ny, NY 100211831145614
- Esperanza Naves-Ruiz, M.D.New York, NY 100211861541823
Common questions
What is Armando E. Grassi, M.D.'s NPI number?
Armando E. Grassi, M.D.'s National Provider Identifier (NPI) is 1487707469, issued on Jan 21, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Armando E. Grassi, M.D. located?
The NPPES record lists a practice address at 100 E 77TH St, New York, NY, 10021. Phone: (212) 434-2135. Providers update this record themselves, so call before visiting.
How can I verify Armando E. Grassi, M.D.'s license?
NPPES lists New York license number 132839-1, 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 Armando E. Grassi, M.D. prescribe under Medicare Part D?
In 2024, Armando E. Grassi, M.D. had 21 Medicare Part D claims; the average among neonatal-perinatal medicine physician prescribers was 33. 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.