NPPES file of Aug 9, 2026

Walter Wataru Hashimoto, DDS

Dentist · Fremont, CA

Walter Wataru Hashimoto, DDS is a dentist with a practice address in Fremont, California, and NPI 1770691545, issued on Aug 29, 2006. Check the license (California 16356, 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
1770691545
Name
Walter Wataru Hashimoto
Credential
DDS
Primary taxonomy
Dentist 122300000X
License number
16356 CA
Self-reported in NPPES; status is on the state search
Practice location
38080 Martha Ave, Fremont, CA 94536
Phone
(510) 797-7010
Enumerated
Aug 29, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(510) 494-9454
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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Also registered at 38080 Martha Ave

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

  1. David Bauer, D.D.S.General Practice Dentistry1992832778
  2. Scott Hashimoto, DDSDentist1487756599

Verify Walter Wataru Hashimoto 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 16356
    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

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Walter Wataru Hashimoto among 14,729 dentist records in California

Walter Wataru Hashimoto, 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 not. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 82% 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).

113 dentist records list a practice address in Fremont

They are 113 of the 4,749 NPPES records with a practice address in Fremont, and 14,729 dentist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 dentist records with the nearest ZIP codes

  1. Mostafa Barakzoy, DDSFremont, CA 945361881736684
  2. Sowmya Chandrashekar, DDSFremont, CA 945361134289358
  3. Stephen Fan, D.M.D.Fremont, CA 945361700095403
  4. Vasavi Garlapati, DDSFremont, CA 945361053591180
  5. Scott Hashimoto, DDSFremont, CA 945361487756599
  6. Lynh Hoang, D.D.S.Fremont, CA 945361699085985
  7. Sujana Maskey, DDSFremont, CA 945361124201231
  8. Wesley Murakami, DDSFremont, CA 945361093052599

Common questions

What is Walter Wataru Hashimoto, DDS's NPI number?

Walter Wataru Hashimoto, DDS's National Provider Identifier (NPI) is 1770691545, issued on Aug 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Walter Wataru Hashimoto, DDS located?

The NPPES record lists a practice address at 38080 Martha Ave, Fremont, CA, 94536. Phone: (510) 797-7010. Providers update this record themselves, so call before visiting.

How can I verify Walter Wataru Hashimoto, DDS's license?

NPPES lists California license number 16356, 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.

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.