Gargi H. Upadhyaya, M.D.
Medical Oncology Physician · Pasadena, CA
Gargi H. Upadhyaya, M.D. is a medical oncology physician with a practice address in Pasadena, California, and NPI 1013957190, issued on Jun 7, 2006. Check the license (California A49787, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Gargi H. Upadhyaya
- Credential
- M.D.
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License number
- A49787 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1121 Arden RD, Pasadena, CA 91106
- Phone
- (626) 256-4673
- Enumerated
- Jun 7, 2006
- Record last updated
- Jan 2, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest medical oncology physician records → All 447 in California → Look up another NPI →
Verify Gargi H. Upadhyaya in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A49787Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% more Medicare Part D claims than the average medical oncology physician in 2024
1,296 Medicare Part D claims for 115 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 44% of claims. 27 claims were for opioids.
Most prescribed
- Anastrozole115 claims
- Lupron Depot72 claims
- Procrit60 claims
- Diphenhydramine Hcl48 claims
- Ondansetron Hcl47 claims
- Dexamethasone Sodium Phosphate46 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.
Industry payments in 2024: $104.57
3 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 3,343 providers of this specialty with any payment received $11,773.47 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.
Gargi H. Upadhyaya among 447 medical oncology physician records in California
Gargi H. Upadhyaya, 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 55% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 70% of these records are
- Record last updated2020 · 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).
Medical Oncology Physician providers in California
There are 447 medical oncology physician records in California.
All 447 in California → Every provider in Pasadena → Medical Oncology Physician nationwide →
The 8 medical oncology physician records with the nearest ZIP codes
- Niki Tank, MDPasadena, CA 911051629308515
- Yuan Yuan, M.D., PH.D.Pasadena, CA 911051073664660
- Laurie Anderson, PACPasadena, CA 911031548366461
- Jennifer Sanbar, M.D.Montrose, CA 910201912321407
- Lauren AntrimDuarte, CA 910101568921716
- Dani Castillo, MDDuarte, CA 910101427570332
- Hannah Chang, MDDuarte, CA 910101811491426
- Thanh Nga Doan, M.D.Duarte, CA 910101598297459
Common questions
What is Gargi H. Upadhyaya, M.D.'s NPI number?
Gargi H. Upadhyaya, M.D.'s National Provider Identifier (NPI) is 1013957190, issued on Jun 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gargi H. Upadhyaya, M.D. located?
The NPPES record lists a practice address at 1121 Arden RD, Pasadena, CA, 91106. Phone: (626) 256-4673. Providers update this record themselves, so call before visiting.
How can I verify Gargi H. Upadhyaya, M.D.'s license?
NPPES lists California license number A49787, 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 Gargi H. Upadhyaya, M.D. prescribe under Medicare Part D?
In 2024, Gargi H. Upadhyaya, M.D. had 1,296 Medicare Part D claims for 115 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.