Piyush Peter Nayyar, M.D.
Internal Medicine Physician · Los Angeles, CA
Piyush Peter Nayyar, M.D. is an internal medicine physician with a practice address in Los Angeles, California, and NPI 1467897660, issued on May 2, 2013. Check the license (California A135476, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Piyush Peter Nayyar
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A135476 CA
Self-reported in NPPES; status is on the state search - Practice location
- 757 Westwood Plz Ste 7501, Los Angeles, CA 90095
- Phone
- (310) 267-9643
- Enumerated
- May 2, 2013
- Record last updated
- Nov 3, 2025
- Fax
- (310) 267-3840
- Medicare enrollment
- Enrolled (PECOS I20160224001470); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 757 Westwood Plz Ste 7501
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Piyush Peter Nayyar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A135476Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average internal medicine physician in 2024
179 Medicare Part D claims for 29 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Quetiapine Fumarate30 claims
- Escitalopram Oxalate21 claims
- Lorazepam12 claims
- Gabapentin11 claims
- Trazodone Hcl11 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.
Bills Medicare through 2 group practices
- The Regents OF The University OF CaliforniaSanta Monica, CA
- Tower Psychiatry IncWest Hollywood, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Piyush Peter Nayyar among 17,696 internal medicine physician records in California
Piyush Peter Nayyar, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 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 2013, is newer than 71% of them.
- NPI issued2013 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2013 · median 2004 among the 11,065 with a school on file
- Record last updated2025 · 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,423 internal medicine physician records list a practice address in Los Angeles
They are 1,423 of the 69,537 NPPES records with a practice address in Los Angeles, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Los Angeles → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Arleen Brown, MDLos Angeles, CA 900951720013618
- Richard Buyalos, MDLos Angeles, CA 900951720012123
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Common questions
What is Piyush Peter Nayyar, M.D.'s NPI number?
Piyush Peter Nayyar, M.D.'s National Provider Identifier (NPI) is 1467897660, issued on May 2, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Piyush Peter Nayyar, M.D. located?
The NPPES record lists a practice address at 757 Westwood Plz Ste 7501, Los Angeles, CA, 90095. Phone: (310) 267-9643. Providers update this record themselves, so call before visiting.
How can I verify Piyush Peter Nayyar, M.D.'s license?
NPPES lists California license number A135476, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Piyush Peter Nayyar, M.D. prescribe under Medicare Part D?
In 2024, Piyush Peter Nayyar, M.D. had 179 Medicare Part D claims for 29 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.