Stanley Siu, DDS
General Practice Dentistry · San Francisco, CA
Stanley Siu, DDS is a general practice dentistry with a practice address in San Francisco, California, and NPI 1174696579, issued on Nov 16, 2006. Check the license (California 56679, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stanley Siu
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 56679 CA
Self-reported in NPPES; status is on the state search - Practice location
- 220 Montgomery St, San Francisco, CA 94104
- Phone
- (415) 981-9000
- Enumerated
- Nov 16, 2006
- Record last updated
- Nov 27, 2016 (not updated in 10 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 17,852 in California → Look up another NPI →
Also registered at 220 Montgomery St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Stanley Siu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 56679Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $650.83
19 payments; by number, the most common kind was food and beverage; the largest payer was Align Technology, Inc. The 41,669 providers of this specialty with any payment received $597.01 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.
Stanley Siu among 17,852 general practice dentistry records in California
Stanley Siu, DDS 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 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 71% 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 updated2016 · 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).
667 general practice dentistry records list a practice address in San Francisco
They are 667 of the 38,143 NPPES records with a practice address in San Francisco, and 17,852 general practice dentistry records in California.
All 17,852 in California → Every provider in San Francisco → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Marwan Atrouni, DDSSan Francisco, CA 941041205916301
- Leila Azad, DDSSan Francisco, CA 941041225067150
- Michael Hack, D.M.DSan Francisco, CA 941041194802355
- Paul Hoyt, D.D.S.San Francisco, CA 941041407992563
- Matthew Keyser, DDSSan Francisco, CA 941041598986051
- Victoria Kirkpatrick, DDSSan Francisco, CA 941041255355343
- Roger Kussman, DDSSan Francisco, CA 941041932266327
- Ross Lai, D.D.S.San Francisco, CA 941041720290141
Common questions
What is Stanley Siu, DDS's NPI number?
Stanley Siu, DDS's National Provider Identifier (NPI) is 1174696579, issued on Nov 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stanley Siu, DDS located?
The NPPES record lists a practice address at 220 Montgomery St, San Francisco, CA, 94104. Phone: (415) 981-9000. Providers update this record themselves, so call before visiting.
How can I verify Stanley Siu, DDS's license?
NPPES lists California license number 56679, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.