Registry data as of Aug 27, 2026

Catherine Brennan, D.D.S.

Dentist · Santa Cruz, CA

Catherine Brennan, D.D.S. is a dentist with a practice address in Santa Cruz, California, and NPI 1194863712, issued on Feb 3, 2007. Check the license (California 30962, 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1194863712
Name
Catherine Brennan
Credential
D.D.S.
Primary taxonomy
Dentist 122300000X
License number
30962 CA
Self-reported in NPPES; status is on the state search
Practice location
550 Water St, Santa Cruz, CA 95060
Phone
(831) 429-9614
Enumerated
Feb 3, 2007
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 550 Water St

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

  1. Jenetta AndersonHearing Instrument Specialist1871525329
  2. Richard Arriola, PHARM DPharmacist1336293893
  3. Dawn Barrett-Lauer, HADHearing Instrument Specialist1619303062
  4. Richard Benson, D.D.S.General Practice Dentistry1861513434
  5. Karl Brose, DDSGeneral Practice Dentistry1962410852
  6. Richard Browning, D.D.S., M.S.Periodontics1942357603

Verify Catherine Brennan 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 30962
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

Dentist providers in California

There are 14,906 dentist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other dentist records in California

  1. Chantelle AabediLos Angeles, CA1740895150
  2. Sohrab Aalam, DMDIrvine, CA1497431100
  3. Rick Aaronian, DDSFresno, CA1245452184
  4. Michael Aaronson, DDSSan Rafael, CA1992029722
  5. Autumn Abadesco, DDSLa Puente, CA1952857237
  6. Behzad Abadi, DMDDowney, CA1588879100
  7. Esfandiar Abadi, DDSSacramento, CA1992926448
  8. Bahareh AbadianSan Jose, CA1689169005
  9. Reza Abaei Tafreshi, DDSIrvine, CA1134656804
  10. Michael AbaianSherman Oaks, CA1023263167

Common questions

What is Catherine Brennan, D.D.S.'s NPI number?

Catherine Brennan, D.D.S.'s National Provider Identifier (NPI) is 1194863712, issued on Feb 3, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Catherine Brennan, D.D.S. located?

The NPPES record lists a practice address at 550 Water St, Santa Cruz, CA, 95060. Phone: (831) 429-9614. Providers update this record themselves, so call before visiting.

How can I verify Catherine Brennan, D.D.S.'s license?

NPPES lists California license number 30962, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.