Mark Watanabe
General Practice Dentistry · Vallejo, CA
Mark Watanabe is a general practice dentistry with a practice address in Vallejo, California, and NPI 1043733660, issued on Jul 25, 2017. Check the license (California 102904, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark Watanabe
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 102904 CA
Self-reported in NPPES; status is on the state search - Practice location
- 201 Walnut Ave, Vallejo, CA 94592
- Phone
- (707) 562-8229
- Enumerated
- Jul 25, 2017
- Record last updated
- Jun 24, 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 201 Walnut Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mary Beutner, R.N.Diabetes Educator Registered Nurse1538392618
- William Chao, D.M.D.Dentist1881127785
- Maiti GrabowStudent in an Organized Health Care Education/Training Program1932058393
- Anthony Hua, DDSDentist1720702053
- Judith Kujawski, NPAdult Health Nurse Practitioner1184694580
- Yugin Lam, DMDStudent in an Organized Health Care Education/Training Program1598472490
Verify Mark Watanabe in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 102904Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6% fewer Medicare Part D claims than the average general practice dentistry in 2024
78 Medicare Part D claims for 37 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. 13 claims were for opioids.
Most prescribed
- Amoxicillin32 claims
- Ibuprofen18 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.
Mark Watanabe among 17,852 general practice dentistry records in California
Mark Watanabe 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 2017, is newer than 81% of them.
- NPI issued2017 · 81% of these records are older, 17% 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).
58 general practice dentistry records list a practice address in Vallejo
They are 58 of the 2,836 NPPES records with a practice address in Vallejo, and 17,852 general practice dentistry records in California.
All 17,852 in California → Every provider in Vallejo → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Ronald Eng, D.D.S.Mare Island, CA 945921093785362
- Daniel Kang, DDSVallejo, CA 945921669996518
- Tiffany Tse, DMDVallejo, CA 945921174156459
- Awa Alizadeh Ghannad, DDSVallejo, CA 945911023842622
- Maria Lourdes Alvarez, DMDVallejo, CA 945911972710317
- John Bristow, DDSVallejo, CA 945911174736581
- Maria Theresa Chua, D.M.D.Vallejo, CA 945911215077466
- Suzanne Clift, DDSVallejo, CA 945911053525667
Common questions
What is Mark Watanabe's NPI number?
Mark Watanabe's National Provider Identifier (NPI) is 1043733660, issued on Jul 25, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Mark Watanabe located?
The NPPES record lists a practice address at 201 Walnut Ave, Vallejo, CA, 94592. Phone: (707) 562-8229. Providers update this record themselves, so call before visiting.
How can I verify Mark Watanabe's license?
NPPES lists California license number 102904, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Mark Watanabe prescribe under Medicare Part D?
In 2024, Mark Watanabe had 78 Medicare Part D claims for 37 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.