Erlinda K. Sy Fang, M.D.
Dermatology Physician · Lafayette, CA
Erlinda K. Sy Fang, M.D. is a dermatology physician with a practice address in Lafayette, California, and NPI 1265746788, issued on Jul 27, 2010. Check the license (California AFE25909, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Erlinda K. Sy Fang
- Credential
- M.D.
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- AFE25909 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1115 Via Media, Lafayette, CA 94549
- Phone
- (925) 408-5276
- Enumerated
- Jul 27, 2010
- Record last updated
- Jul 27, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (925) 283-5969
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 2,083 in California → Look up another NPI →
Verify Erlinda K. Sy Fang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license AFE25909Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average dermatology physician in 2024
42 Medicare Part D claims, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 36% of 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.
Erlinda K. Sy Fang among 2,083 dermatology physician records in California
Erlinda K. Sy Fang, M.D. is one of 2,083 dermatology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 64% of them.
- NPI issued2010 · 64% of these records are older, 33% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 70% of these records are
- Record last updated2010 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in California
There are 2,083 dermatology physician records in California.
All 2,083 in California → Every provider in Lafayette → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Kelly Hood, MDLafayette, CA 945491104865286
- Jennifer Lai, M.D.Livermore, CA 945501902069669
- Jonathan Okman, M.D.Hercules, CA 945471003227372
- Joel Crockett, M.D.Castro Valley, CA 945461316174956
- Tian Hao ZhuCastro Valley, CA 945461033640537
- Sherilyn Baughman, MDMartinez, CA 945531326108713
- Inder Dhillon, MDHayward, CA 945451841378601
- Matthew Dizon, MDMartinez, CA 945531093248841
Common questions
What is Erlinda K. Sy Fang, M.D.'s NPI number?
Erlinda K. Sy Fang, M.D.'s National Provider Identifier (NPI) is 1265746788, issued on Jul 27, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Erlinda K. Sy Fang, M.D. located?
The NPPES record lists a practice address at 1115 Via Media, Lafayette, CA, 94549. Phone: (925) 408-5276. Providers update this record themselves, so call before visiting.
How can I verify Erlinda K. Sy Fang, M.D.'s license?
NPPES lists California license number AFE25909, 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 Erlinda K. Sy Fang, M.D. prescribe under Medicare Part D?
In 2024, Erlinda K. Sy Fang, M.D. had 42 Medicare Part D claims; the average among dermatology physician prescribers was 797. 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.