Jack M. Tsai, D.M.D.
General Practice Dentistry · Hayward, CA
Jack M. Tsai, D.M.D. is a general practice dentistry with a practice address in Hayward, California, and NPI 1013147438, issued on Jul 20, 2009. Check the license (California 103712, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jack M. Tsai
- Credential
- D.M.D.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License numbers
- 103712 CA
DEN1000822 DC
0401412484 VA
Self-reported in NPPES; status is on the state search - Practice location
- 24901 Santa Clara St # B2, Hayward, CA 94544
- Phone
- (510) 887-6835
- Enumerated
- Jul 20, 2009
- Record last updated
- Aug 18, 2020 (not updated in 6 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 24901 Santa Clara St # B2
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jaime V. Evangelista, Jr, DMDDentist1750839957
Verify Jack M. Tsai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 103712Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average general practice dentistry in 2024
40 Medicare Part D claims for 19 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 11 claims were for opioids.
Most prescribed
- Amoxicillin16 claims
- Hydrocodone-Acetaminophen11 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.
Jack M. Tsai among 17,852 general practice dentistry records in California
Jack M. Tsai, D.M.D. 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 2009, is newer than 65% of them.
- NPI issued2009 · 65% of these records are older, 32% 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 updated2020 · 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).
66 general practice dentistry records list a practice address in Hayward
They are 66 of the 3,993 NPPES records with a practice address in Hayward, and 17,852 general practice dentistry records in California.
All 17,852 in California → Every provider in Hayward → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Navpreet Arora, DDSHayward, CA 945441275765869
- Mary Debbie Carag, DDSHayward, CA 945441336279843
- Rosalyn Fontabla, D.M.DHayward, CA 945441992805766
- Sandra Guereca, D.D.S.Hayward, CA 945441225265127
- Shazia Iqbal, DDSHayward, CA 945441083821938
- Maria Lilibeth Jose, D.D.S.Hayward, CA 945441790770592
- Asres Kaffl, DDSHayward, CA 945441245309277
- Cong Liu, DDSHayward, CA 945441730456476
Common questions
What is Jack M. Tsai, D.M.D.'s NPI number?
Jack M. Tsai, D.M.D.'s National Provider Identifier (NPI) is 1013147438, issued on Jul 20, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Jack M. Tsai, D.M.D. located?
The NPPES record lists a practice address at 24901 Santa Clara St # B2, Hayward, CA, 94544. Phone: (510) 887-6835. Providers update this record themselves, so call before visiting.
How can I verify Jack M. Tsai, D.M.D.'s license?
NPPES lists California license number 103712, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Jack M. Tsai, D.M.D. prescribe under Medicare Part D?
In 2024, Jack M. Tsai, D.M.D. had 40 Medicare Part D claims for 19 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.