Wei Wang, MD, PHD
Medical Oncology Physician · San Francisco, CA
Wei Wang, MD, PHD is a medical oncology physician with a practice address in San Francisco, California, and NPI 1861482853, issued on Oct 21, 2005. Check the license (California A95030, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Wei Wang
- Credential
- MD, PHD
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License numbers
- A95030 CA
MD00039979 WA
Self-reported in NPPES; status is on the state search - Practice location
- 2100 Webster St, San Francisco, CA 94115
- Phone
- (415) 885-8600
- Enumerated
- Oct 21, 2005
- Record last updated
- Jul 16, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 8398844 WA
- Medicare enrollment
- Enrolled (PECOS I20070403000573); accepts Medicare assignment
- Medical or professional school
- University Of Virginia School Of Medicine, 1999
- 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 2100 Webster St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Amy Baertson, R.DRegistered Dietitian1598914202
Verify Wei Wang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A95030Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% more Medicare Part D claims than the average medical oncology physician in 2024
870 Medicare Part D claims for 166 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.
Most prescribed
- Anastrozole306 claims
- Tagrisso97 claims
- Tamoxifen Citrate73 claims
- Trazimera61 claims
- Omeprazole26 claims
- Letrozole22 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: $1,431.51
53 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer 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.
Bills Medicare through one group practice
- San Francisco Oncology Associates Medical Group IncSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Wei Wang among 447 medical oncology physician records in California
Wei Wang, MD, PHD 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
- Graduated1999 · median 2004 among the 312 with a school on file
- Record last updated2007 · 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 San Francisco → Medical Oncology Physician nationwide →
The 8 medical oncology physician records with the nearest ZIP codes
- Chloe Atreya, MD, PHDSan Francisco, CA 941151326058777
- Christopher Benz, M.D.San Francisco, CA 941151457381014
- Emily Bergsland, MDSan Francisco, CA 941151295792729
- John Berry, M.D.San Francisco, CA 941151942236997
- Charles Dollbaum, M.D.San Francisco, CA 941151205863552
- Thierry Jahan, MDSan Francisco, CA 941151427007657
- Kevin Kim, M.D.San Francisco, CA 941151851485056
- Alan Kramer, MDSan Francisco, CA 941151356357347
Common questions
What is Wei Wang, MD, PHD's NPI number?
Wei Wang, MD, PHD's National Provider Identifier (NPI) is 1861482853, issued on Oct 21, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Wei Wang, MD, PHD located?
The NPPES record lists a practice address at 2100 Webster St, San Francisco, CA, 94115. Phone: (415) 885-8600. Providers update this record themselves, so call before visiting.
How can I verify Wei Wang, MD, PHD's license?
NPPES lists California license number A95030, 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 Wei Wang, MD, PHD prescribe under Medicare Part D?
In 2024, Wei Wang, MD, PHD had 870 Medicare Part D claims for 166 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.