Parinaz Ayat, MD
Critical Care Medicine (Internal Medicine) Physician · Brooklyn, NY
Parinaz Ayat, MD is a critical care medicine (internal medicine) physician with a practice address in Brooklyn, New York, and NPI 1467913467, issued on Mar 31, 2019. Check the license (New York 318015, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Parinaz Ayat
- Credential
- MD
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 318015 NY
Self-reported in NPPES; status is on the state search - Practice location
- 450 Clarkson Ave, Brooklyn, NY 11203
- Phone
- (718) 270-1566
- Enumerated
- Mar 31, 2019
- Record last updated
- May 31, 2025
- Medicare enrollment
- Enrolled (PECOS I20250924001916); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 486 in New York → Look up another NPI →
Also registered at 450 Clarkson Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ahmed AbdelfattahStudent in an Organized Health Care Education/Training Program1508708959
- Haram AbdelmajidStudent in an Organized Health Care Education/Training Program1093348054
- Sara AbdelrahamanStudent in an Organized Health Care Education/Training Program1659143568
Verify Parinaz Ayat 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 318015Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
210 Medicare Part D claims for 56 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 53% of claims.
Most prescribed
- Albuterol Sulfate Hfa77 claims
- Fluticasone Propionate19 claims
- Montelukast Sodium12 claims
- Trelegy Ellipta11 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.
Parinaz Ayat among 486 critical care medicine (internal medicine) physician records in New York
Parinaz Ayat, MD is one of 486 critical care medicine (internal medicine) physician records with a practice address in New York. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 89% of them.
- NPI issued2019 · 89% of these records are older, 7% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated2008 · median 2006 among the 389 with a school on file
- Record last updated2025 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in New York
There are 486 critical care medicine (internal medicine) physician records in New York.
All 486 in New York → Every provider in Brooklyn → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Rithvik BalakrishnanBrooklyn, NY 112031417342635
- Daniel Buchnea, MDBrooklyn, NY 112031184856965
- Samir Fahmy, M.D.Brooklyn, NY 112031831183599
- Shahistha Hyder, MDBrooklyn, NY 112031740663889
- Walfredo Leon, M.D.Brooklyn, NY 112031881689313
- Ami Tran, MDBrooklyn, NY 112031205332947
- Anne Wyman, MDBrooklyn, NY 112031093016149
- Wael Kalaji, MDBrooklyn, NY 112011871099341
Common questions
What is Parinaz Ayat, MD's NPI number?
Parinaz Ayat, MD's National Provider Identifier (NPI) is 1467913467, issued on Mar 31, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Parinaz Ayat, MD located?
The NPPES record lists a practice address at 450 Clarkson Ave, Brooklyn, NY, 11203. Phone: (718) 270-1566. Providers update this record themselves, so call before visiting.
How can I verify Parinaz Ayat, MD's license?
NPPES lists New York license number 318015, 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 Parinaz Ayat, MD prescribe under Medicare Part D?
In 2024, Parinaz Ayat, MD had 210 Medicare Part D claims for 56 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. 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.