NPPES file of Aug 9, 2026

Michael G. Leong, D.D.S.

Dentist · Sunnyvale, CA

Michael G. Leong, D.D.S. is a dentist with a practice address in Sunnyvale, California, and NPI 1356560254, issued on Apr 25, 2007. Check the license (California DB36092, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1356560254
Name
Michael G. Leong
Credential
D.D.S.
Primary taxonomy
Dentist 122300000X
License number
DB36092 CA
Self-reported in NPPES; status is on the state search
Practice location
1565 Hollenbeck Ave, Sunnyvale, CA 94087
Phone
(408) 245-1802
Enumerated
Apr 25, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(408) 245-1803
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest dentist records → All 14,729 in California → Look up another NPI →

Also registered at 1565 Hollenbeck Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Maryse Aubert, MARYSE AUBERT, D.D.SOrthodontics and Dentofacial Orthopedics Dentistry1194872093
  2. Anthony Beech, DDSOral and Maxillofacial Pathology Dentistry1720202633
  3. Gordon Block, D.D.S.Endodontics1891890513
  4. David Bo, DDSGeneral Practice Dentistry1952735474
  5. Morris Budak, D.D.S.Dentist1952408858
  6. Holly Dunlop Harding, D.M.D.General Practice Dentistry1801905567

Verify Michael G. Leong in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license DB36092    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Michael G. Leong among 14,729 dentist records in California

Michael G. Leong, D.D.S. 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 not. Its NPI, issued in 2007, is newer than 18% of them.

  • NPI issued2007 · 18% of these records are older, 58% newer
  • In a Medicare fileNo · 56% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2007 · 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).

106 dentist records list a practice address in Sunnyvale

They are 106 of the 1,690 NPPES records with a practice address in Sunnyvale, and 14,729 dentist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 14,729 in California → Every provider in Sunnyvale → Dentist nationwide →

The 8 dentist records with the nearest ZIP codes

  1. Morris Budak, D.D.S.Sunnyvale, CA 940871952408858
  2. Adrian Codel, D.D.S.Sunnyvale, CA 940871578544300
  3. Paul GriffithSunnyvale, CA 940871356451215
  4. Reese Griffith, DDSSunnyvale, CA 940871679683809
  5. Jean Kang, DDSSunnyvale, CA 940871437256435
  6. James Landers, DDSSunnyvale, CA 940871861497653
  7. Peter Lee, D.D.S.Sunnyvale, CA 940871790793388
  8. Alexia Lucero, D.D.S.Sunnyvale, CA 940871386747384

Common questions

What is Michael G. Leong, D.D.S.'s NPI number?

Michael G. Leong, D.D.S.'s National Provider Identifier (NPI) is 1356560254, issued on Apr 25, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Michael G. Leong, D.D.S. located?

The NPPES record lists a practice address at 1565 Hollenbeck Ave, Sunnyvale, CA, 94087. Phone: (408) 245-1802. Providers update this record themselves, so call before visiting.

How can I verify Michael G. Leong, D.D.S.'s license?

NPPES lists California license number DB36092, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.