Stephen W. Fong, D.D.S.
General Practice Dentistry · Sunnyvale, CA
Stephen W. Fong, D.D.S. is a general practice dentistry with a practice address in Sunnyvale, California, and NPI 1982739884, issued on Feb 22, 2007. Check the license (California 34611, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stephen W. Fong
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 34611 CA
Self-reported in NPPES; status is on the state search - Practice location
- 990 W Fremont Ave Ste S, Sunnyvale, CA 94087
- Phone
- (408) 736-4101
- Enumerated
- Feb 22, 2007
- Record last updated
- Jun 16, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (408) 736-9420
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 17,852 in California → Look up another NPI →
Also registered at 990 W Fremont Ave Ste S
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Megan Fong, DDSGeneral Practice Dentistry1609378306
- Yu Cheng KuoDentist1861997819
Verify Stephen W. Fong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 34611Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average general practice dentistry in 2024
38 Medicare Part D claims for 28 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin18 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.
Stephen W. Fong among 17,852 general practice dentistry records in California
Stephen W. Fong, D.D.S. is one of 17,852 general practice dentistry records with a practice address in California. 57% 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 29% of them.
- NPI issued2007 · 29% of these records are older, 40% newer
- In a Medicare fileYes · 57% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2010 · 79% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
132 general practice dentistry records list a practice address in Sunnyvale
They are 132 of the 1,690 NPPES records with a practice address in Sunnyvale, and 17,852 general practice dentistry records in California.
All 17,852 in California → Every provider in Sunnyvale → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Thomas Carr, D.D.S.Sunnyvale, CA 940871972579787
- James Doran, DDSSunnyvale, CA 940871083642532
- Holly Dunlop Harding, D.M.D.Sunnyvale, CA 940871801905567
- Theresa Frank, D.D.S.Sunnyvale, CA 940871578582151
- Keerthi Golla, DMDSunnyvale, CA 940871528045184
- Joon-Ku Lee, D.M.DSunnyvale, CA 940871720006406
- Steven Marshall, D.D.S.Sunnyvale, CA 940871568498624
- Thu Nguyen, D.D.S.Sunnyvale, CA 940871043222110
Common questions
What is Stephen W. Fong, D.D.S.'s NPI number?
Stephen W. Fong, D.D.S.'s National Provider Identifier (NPI) is 1982739884, issued on Feb 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Stephen W. Fong, D.D.S. located?
The NPPES record lists a practice address at 990 W Fremont Ave Ste S, Sunnyvale, CA, 94087. Phone: (408) 736-4101. Providers update this record themselves, so call before visiting.
How can I verify Stephen W. Fong, D.D.S.'s license?
NPPES lists California license number 34611, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Stephen W. Fong, D.D.S. prescribe under Medicare Part D?
In 2024, Stephen W. Fong, D.D.S. had 38 Medicare Part D claims for 28 beneficiaries; the average among general practice dentistry prescribers was 83. 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.