NPPES file of Aug 9, 2026

Katherine R. Beyer, MSW

Mental Health Counselor · Pasadena, CA

Katherine R. Beyer, MSW is a mental health counselor with a practice address in Pasadena, California, and NPI 1831407329, issued on Sep 17, 2010. Check the license (California 31165, 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
1831407329
Name
Katherine R. Beyer
Credential
MSW
Primary taxonomy
Mental Health Counselor 101YM0800X
License number
31165 CA
Self-reported in NPPES; status is on the state search
Practice location
118 S Oak Knoll Ave, Pasadena, CA 91101
Phone
(626) 795-6907
Enumerated
Sep 17, 2010
Record last updated
Oct 19, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(626) 795-7080
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 118 S Oak Knoll Ave

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

  1. Chester Abbott, M.D.Child & Adolescent Psychiatry Physician1053442186
  2. Perla AdefMarriage & Family Therapist1194856229
  3. Jennifer AlumbaughMarriage & Family Therapist1609094267
  4. Patricia AveryClinical Social Worker1730211707
  5. Suzanne BrownMarriage & Family Therapist1699806513
  6. Stephanie CarbajalRehabilitation Practitioner1699242453

Verify Katherine R. Beyer 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 31165
    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.

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Katherine R. Beyer among 28,617 mental health counselor records in California

Katherine R. Beyer, MSW is one of 28,617 mental health counselor records with a practice address in California. 1% 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 2010, is newer than 29% of them.

  • NPI issued2010 · 29% of these records are older, 67% newer
  • In a Medicare fileNo · 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · 3% of these records are
  • Record last updated2011 · 71% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

260 mental health counselor records list a practice address in Pasadena

They are 260 of the 10,525 NPPES records with a practice address in Pasadena, and 28,617 mental health counselor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 mental health counselor records with the nearest ZIP codes

  1. Douglas BoulwarePasadena, CA 911011669708145
  2. Patrick BozarthPasadena, CA 911011962693424
  3. Cameron DavisPasadena, CA 911011588984421
  4. Richa Duggal, LCSWPasadena, CA 911011114175189
  5. Patricia GonzalezPasadena, CA 911011770741001
  6. Ronaldo HunterPasadena, CA 911011528192069
  7. Michael Jackson, MFTPasadena, CA 911011740478155
  8. Shawneen PazienzaPasadena, CA 911011578752358

Common questions

What is Katherine R. Beyer, MSW's NPI number?

Katherine R. Beyer, MSW's National Provider Identifier (NPI) is 1831407329, issued on Sep 17, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Katherine R. Beyer, MSW located?

The NPPES record lists a practice address at 118 S Oak Knoll Ave, Pasadena, CA, 91101. Phone: (626) 795-6907. Providers update this record themselves, so call before visiting.

How can I verify Katherine R. Beyer, MSW's license?

NPPES lists California license number 31165, 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.