NPPES file of Aug 9, 2026

Catherine Valerie Hickey

Physician Assistant · San Mateo, CA

Catherine Valerie Hickey is a physician assistant with a practice address in San Mateo, California, and NPI 1598232134, issued on Nov 1, 2018. Check the license (California 56735, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598232134
Name
Catherine Valerie Hickey
Primary taxonomy
Physician Assistant 363A00000X
License number
56735 CA
Self-reported in NPPES; status is on the state search
Practice location
1900 Ofarrell St Ste 190, San Mateo, CA 94403
Phone
(650) 306-9490
Enumerated
Nov 1, 2018
Record last updated
Jan 31, 2026
Medicare enrollment
Enrolled (PECOS I20220926003162); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest physician assistant records → All 14,451 in California → Look up another NPI →

Also registered at 1900 Ofarrell St Ste 190

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

  1. Neeti Bathia, MDSports Medicine (Physical Medicine & Rehabilitation) Physician1295930907
  2. Rachel Brinitzer, RN, FNP-CFamily Nurse Practitioner1609416593
  3. Priyanka Ghosh, M.D.Pain Medicine (Anesthesiology) Physician1558756791
  4. Jason Kessler, MDPain Medicine (Physical Medicine & Rehabilitation) Physician1467074930
  5. Joseph KrezanoskiFamily Nurse Practitioner1518507409

Verify Catherine Valerie Hickey 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 56735    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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Bills Medicare through one group practice

  1. Circle Medical Care OF CaliforniaBeverly Hills, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Catherine Valerie Hickey among 14,451 physician assistant records in California

Catherine Valerie Hickey is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 52% of them.

  • NPI issued2018 · 52% of these records are older, 44% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2018 · median 2018 among the 7,214 with a school on file
  • Record last updated2026 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Physician Assistant providers in California

There are 14,451 physician assistant records in California.

All 14,451 in California → Every provider in San Mateo → Physician Assistant nationwide →

The 8 physician assistant records with the nearest ZIP codes

  1. Karen Ben-Nun, PA-CSan Mateo, CA 944031487833679
  2. Ariane Bosch, PA-CSan Mateo, CA 944031649753427
  3. Jessica Chu, PASan Mateo, CA 944031306257167
  4. Erin DanielSan Mateo, CA 944031578034633
  5. Joann Deasy, P.A-CSan Mateo, CA 944031821105776
  6. Kevin Eitel, PA-CSan Mateo, CA 944031811583263
  7. Maria De La Paz Guzman, P.A-CSan Mateo, CA 944031235246083
  8. Reema Patel, MPASan Mateo, CA 944031417194085

Common questions

What is Catherine Valerie Hickey's NPI number?

Catherine Valerie Hickey's National Provider Identifier (NPI) is 1598232134, issued on Nov 1, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Catherine Valerie Hickey located?

The NPPES record lists a practice address at 1900 Ofarrell St Ste 190, San Mateo, CA, 94403. Phone: (650) 306-9490. Providers update this record themselves, so call before visiting.

How can I verify Catherine Valerie Hickey's license?

NPPES lists California license number 56735, 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. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.