Kristin Fung Mei Wong, M.D.
Internal Medicine Physician · San Francisco, CA
Kristin Fung Mei Wong, M.D. is an internal medicine physician with a practice address in San Francisco, California, and NPI 1972946135, issued on Apr 8, 2013. Check the license (California A155502, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Kristin Fung Mei Wong
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A155502 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1044 Taraval St, San Francisco, CA 94116
- Phone
- (415) 548-2225
- Enumerated
- Apr 8, 2013
- Record last updated
- Nov 17, 2024
- Fax
- (415) 855-8946
- Medicare enrollment
- Enrolled (PECOS I20190104002981); 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 1044 Taraval St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Raymond Ha, MDInternal Medicine Physician1093020638
- Fiona LeeFamily Nurse Practitioner1205248036
- Melissa Wong, MDFamily Medicine Physician1578727756
Verify Kristin Fung Mei Wong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A155502Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% more Medicare Part D claims than the average internal medicine physician in 2024
5,147 Medicare Part D claims for 457 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 23 claims were for opioids.
Most prescribed
- Atorvastatin Calcium590 claims
- Amlodipine Besylate457 claims
- Losartan Potassium316 claims
- Levothyroxine Sodium247 claims
- Metformin Hcl195 claims
- Rosuvastatin Calcium177 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: $435.26
16 payments; by number, the most common kind was food and beverage; the largest payer was Lexicon Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Kristin Fung Mei Wong among 17,696 internal medicine physician records in California
Kristin Fung Mei Wong, 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
- Graduated2009 · median 2004 among the 11,065 with a school on file
- Record last updated2024 · 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).
1,318 internal medicine physician records list a practice address in San Francisco
They are 1,318 of the 38,143 NPPES records with a practice address in San Francisco, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in San Francisco → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Martin Albion, MDSan Francisco, CA 941161548397896
- Victoria Behrman, MDSan Francisco, CA 941161700925484
- Iling Chen, MDSan Francisco, CA 941161043350143
- Lisa Hoo, MDSan Francisco, CA 941161487794053
- Derek Kerr, MDSan Francisco, CA 941161861531485
- Emily Kinebuchi, MDSan Francisco, CA 941161760494645
- Christina Lee, MDSan Francisco, CA 941161639213663
- Julio Pineda, MDSan Francisco, CA 941161295870053
Common questions
What is Kristin Fung Mei Wong, M.D.'s NPI number?
Kristin Fung Mei Wong, M.D.'s National Provider Identifier (NPI) is 1972946135, issued on Apr 8, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Kristin Fung Mei Wong, M.D. located?
The NPPES record lists a practice address at 1044 Taraval St, San Francisco, CA, 94116. Phone: (415) 548-2225. Providers update this record themselves, so call before visiting.
How can I verify Kristin Fung Mei Wong, M.D.'s license?
NPPES lists California license number A155502, 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 Kristin Fung Mei Wong, M.D. prescribe under Medicare Part D?
In 2024, Kristin Fung Mei Wong, M.D. had 5,147 Medicare Part D claims for 457 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.