Timothy Barnes, D.D.S.
Dentist · Mariposa, CA
Timothy Barnes, D.D.S. is a dentist with a practice address in Mariposa, California, and NPI 1669590196, issued on Mar 26, 2007. Check the license (California 28123, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Timothy Barnes
- Credential
- D.D.S.
- Primary taxonomy
- Dentist 122300000X
- License number
- 28123 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5115 State Highway 140, Mariposa, CA 95338
- Phone
- (209) 966-2436
- Enumerated
- Mar 26, 2007
- Entity
- Type 1 · individual
Verify Timothy Barnes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 28123Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
11% more Medicare Part D claims than the average dentist in 2024
100 Medicare Part D claims for 70 beneficiaries, against an average of 90 among the 51,502 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin88 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.
5 dentist records list a Mariposa practice address
They are 5 of the 237 NPPES records with a Mariposa practice address, and 14,906 dentist records in California.
All 5 in Mariposa → All 14,906 in California → Every provider in Mariposa →
Other dentist records in California
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- Rick Aaronian, DDSFresno, CA1245452184
- Michael Aaronson, DDSSan Rafael, CA1992029722
- Autumn Abadesco, DDSLa Puente, CA1952857237
- Behzad Abadi, DMDDowney, CA1588879100
- Esfandiar Abadi, DDSSacramento, CA1992926448
- Bahareh AbadianSan Jose, CA1689169005
- Reza Abaei Tafreshi, DDSIrvine, CA1134656804
- Michael AbaianSherman Oaks, CA1023263167
Common questions
What is Timothy Barnes, D.D.S.'s NPI number?
Timothy Barnes, D.D.S.'s National Provider Identifier (NPI) is 1669590196, issued on Mar 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Timothy Barnes, D.D.S. located?
The NPPES record lists a practice address at 5115 State Highway 140, Mariposa, CA, 95338. Phone: (209) 966-2436. Providers update this record themselves, so call before visiting.
How can I verify Timothy Barnes, D.D.S.'s license?
NPPES lists California license number 28123, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Timothy Barnes, D.D.S. prescribe under Medicare Part D?
In 2024, Timothy Barnes, D.D.S. had 100 Medicare Part D claims for 70 beneficiaries; the average among dentist prescribers was 90. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.