Cynthia Mary Ruff, DDS
General Practice Dentistry · Fairfield, CA
Cynthia Mary Ruff, DDS is a general practice dentistry with a practice address in Fairfield, California, and NPI 1336142322, issued on May 23, 2005. Check the license (California 29098, 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.
- Name
- Cynthia Mary Ruff
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 29098 CA
Self-reported in NPPES; status is on the state search - Practice location
- 690 E Tabor Ave, Fairfield, CA 94533
- Phone
- (707) 427-3100
- Enumerated
- May 23, 2005
- Record last updated
- Jul 5, 2026
- Fax
- (707) 427-3101
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 17,852 in California → Look up another NPI →
Verify Cynthia Mary Ruff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 29098Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Cynthia Mary Ruff among 17,852 general practice dentistry records in California
Cynthia Mary Ruff, DDS 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 not. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 97% newer
- In a Medicare fileNo · 57% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2026 · 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).
59 general practice dentistry records list a practice address in Fairfield
They are 59 of the 3,595 NPPES records with a practice address in Fairfield, and 17,852 general practice dentistry records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 17,852 in California → Every provider in Fairfield → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Genesis Antonio, D.D.S.Fairfield, CA 945331326113291
- James Bawden, DDSFairfield, CA 945331417060716
- Frank Chen, D.D.S.Fairfield, CA 945331194809343
- Vicente De Ocampo, D.M.D.Fairfield, CA 945331346308970
- Lee Freeman, DDSFairfield, CA 945331336157262
- Henrik Hansen, DDSFairfield, CA 945331194780007
- Scott Hicken, D.D.S.Fairfield, CA 945331487666384
- Peter Salcedo, D.D.S.Fairfield, CA 945331720154347
Common questions
What is Cynthia Mary Ruff, DDS's NPI number?
Cynthia Mary Ruff, DDS's National Provider Identifier (NPI) is 1336142322, issued on May 23, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Cynthia Mary Ruff, DDS located?
The NPPES record lists a practice address at 690 E Tabor Ave, Fairfield, CA, 94533. Phone: (707) 427-3100. Providers update this record themselves, so call before visiting.
How can I verify Cynthia Mary Ruff, DDS's license?
NPPES lists California license number 29098, 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.