Priyamvadha Chakravarthi, M.D.
Medical Oncology Physician · Stanford, CA
Priyamvadha Chakravarthi, M.D. is a medical oncology physician with a practice address in Stanford, California, and NPI 1437148061, issued on Oct 17, 2005. Check the license (California A91847, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Priyamvadha Chakravarthi
- Credential
- M.D.
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License number
- A91847 CA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Pasteur Dr, Stanford, CA 94305
- Phone
- (650) 723-4000
- Enumerated
- Oct 17, 2005
- Record last updated
- Oct 18, 2024
- Medicare enrollment
- Enrolled (PECOS I20050810000797); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest medical oncology physician records → All 447 in California → Look up another NPI →
Also registered at 300 Pasteur Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Priyamvadha Chakravarthi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A91847Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% fewer Medicare Part D claims than the average medical oncology physician in 2024
417 Medicare Part D claims for 117 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.
Most prescribed
- Acyclovir58 claims
- Exemestane58 claims
- Hydroxyurea42 claims
- Anastrozole41 claims
- Imbruvica26 claims
- Eliquis22 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 one group practice
- Sutter Bay Medical FoundationMountain View, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Priyamvadha Chakravarthi among 447 medical oncology physician records in California
Priyamvadha Chakravarthi, M.D. is one of 447 medical oncology physician records with a practice address in California. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1995 · median 2004 among the 312 with a school on file
- Record last updated2024 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
82 medical oncology physician records list a practice address in Stanford
They are 82 of the 5,606 NPPES records with a practice address in Stanford, and 447 medical oncology physician records in California.
All 447 in California → Every provider in Stanford → Medical Oncology Physician nationwide →
The 8 medical oncology physician records with the nearest ZIP codes
- Gregory Heestand, M.D.Stanford, CA 943051770568867
- Haruka Itakura, M.D.Stanford, CA 943051669413449
- Howard Lee, MDStanford, CA 943051891702312
- Donald Lombardi, MDStanford, CA 943051053339788
- Min Lu, MDStanford, CA 943051568488526
- Pamela Munster, MDStanford, CA 943051619997145
- Mark Pegram, M.D.Stanford, CA 943051356361554
- Klaus Porzig, MDStanford, CA 943051194784371
Common questions
What is Priyamvadha Chakravarthi, M.D.'s NPI number?
Priyamvadha Chakravarthi, M.D.'s National Provider Identifier (NPI) is 1437148061, issued on Oct 17, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Priyamvadha Chakravarthi, M.D. located?
The NPPES record lists a practice address at 300 Pasteur Dr, Stanford, CA, 94305. Phone: (650) 723-4000. Providers update this record themselves, so call before visiting.
How can I verify Priyamvadha Chakravarthi, M.D.'s license?
NPPES lists California license number A91847, 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 Priyamvadha Chakravarthi, M.D. prescribe under Medicare Part D?
In 2024, Priyamvadha Chakravarthi, M.D. had 417 Medicare Part D claims for 117 beneficiaries; the average among medical oncology physician prescribers was 703. 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.