Annie Loh, MD
Internal Medicine Physician · San Francisco, CA
Annie Loh, MD is an internal medicine physician with a practice address in San Francisco, California, and NPI 1548465073, issued on Jun 15, 2007. Check the license (California A94072, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Annie Loh
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A94072 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2333 Buchanan St, San Francisco, CA 94115
- Phone
- (415) 563-4321
- Enumerated
- Jun 15, 2007
- Record last updated
- Jan 29, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20080124000170); may accept Medicare assignment
- Medical or professional school
- New York Medical College, 2004
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
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A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Annie Loh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A94072Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 97.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Pacific Inpatient Medical GroupSan Francisco, CA
- San Francisco Unified Physicians Group, IncSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Annie Loh among 17,696 internal medicine physician records in California
Annie Loh, MD 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 2007, is newer than 44% of them.
- NPI issued2007 · 44% of these records are older, 44% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2004 · median 2004 among the 11,065 with a school on file
- Record last updated2008 · 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
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- Meredith Heller, M.D.San Francisco, CA 941151073562096
- Alan Leung, MDSan Francisco, CA 941151245222330
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- Daniel Null, MDSan Francisco, CA 941151689638744
Common questions
What is Annie Loh, MD's NPI number?
Annie Loh, MD's National Provider Identifier (NPI) is 1548465073, issued on Jun 15, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Annie Loh, MD located?
The NPPES record lists a practice address at 2333 Buchanan St, San Francisco, CA, 94115. Phone: (415) 563-4321. Providers update this record themselves, so call before visiting.
How can I verify Annie Loh, MD's license?
NPPES lists California license number A94072, 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.
What is Annie Loh, MD's MIPS final score?
The 2023 MIPS final score is 97.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.