Marc Harrison Lai, DDS
Dentist · San Francisco, CA
Marc Harrison Lai, DDS is a dentist with a practice address in San Francisco, California, and NPI 1356778948, issued on Sep 27, 2013. Check the license (California 62632, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marc Harrison Lai
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 62632 CA
Self-reported in NPPES; status is on the state search - Practice location
- 456 Montgomery St, San Francisco, CA 94104
- Phone
- (415) 391-9000
- Enumerated
- Sep 27, 2013
- Record last updated
- Sep 27, 2013 (not updated in 13 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest dentist records → All 14,729 in California → Look up another NPI →
Also registered at 456 Montgomery St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ross Lai, D.D.S.General Practice Dentistry1720290141
Verify Marc Harrison Lai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 62632Check 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: $1,126.81
3 payments; by number, the most common kind was travel and lodging; the largest payer was Kuraray America Inc. The 31,974 providers of this specialty with any payment received $540.36 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.
Marc Harrison Lai among 14,729 dentist records in California
Marc Harrison Lai, DDS is one of 14,729 dentist records with a practice address in California. 56% 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 60% of them.
- NPI issued2013 · 60% of these records are older, 37% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2013 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
495 dentist records list a practice address in San Francisco
They are 495 of the 38,143 NPPES records with a practice address in San Francisco, and 14,729 dentist records in California.
All 14,729 in California → Every provider in San Francisco → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Preston Brown, DDSSan Francisco, CA 941041265536486
- Chris Chui, DDSSan Francisco, CA 941041336399740
- Kenneth Freeman, DDSSan Francisco, CA 941041124002944
- Emily Gentry, D.D.S.San Francisco, CA 941041629283742
- Raymond Hahn, D.D.S.San Francisco, CA 941041093897357
- Alireza Khoshvaghti, DDSSan Francisco, CA 941041003243049
- Brian Kwon, DDSSan Francisco, CA 941041700590072
- Ashwin Nanda, D.D.S.San Francisco, CA 941041124146568
Common questions
What is Marc Harrison Lai, DDS's NPI number?
Marc Harrison Lai, DDS's National Provider Identifier (NPI) is 1356778948, issued on Sep 27, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Marc Harrison Lai, DDS located?
The NPPES record lists a practice address at 456 Montgomery St, San Francisco, CA, 94104. Phone: (415) 391-9000. Providers update this record themselves, so call before visiting.
How can I verify Marc Harrison Lai, DDS's license?
NPPES lists California license number 62632, 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.