NPPES file of Aug 9, 2026

Karin Marie Kessey, PA-C

Physician Assistant · Los Angeles, CA

Karin Marie Kessey, PA-C is a physician assistant with a practice address in Los Angeles, California, and NPI 1841580289, issued on Apr 18, 2011. Check the license (California PA21473, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1841580289
Name
Karin Marie Kessey
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA21473 CA
Self-reported in NPPES; status is on the state search
Practice location
200 Ucla Medical Plz Ste 440, Los Angeles, CA 90095
Phone
(310) 206-6232
Enumerated
Apr 18, 2011
Record last updated
Mar 1, 2024
Medicare enrollment
Enrolled (PECOS I20110623000289); accepts Medicare assignment
Medical or professional school
University Of Alabama School Of Medicine, 2010
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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Also registered at 200 Ucla Medical Plz Ste 440

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

  1. Michael Yashar, M.D.Emergency Medicine Physician1356637839

Verify Karin Marie Kessey 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 PA21473
    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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49% fewer Medicare Part D claims than the average physician assistant in 2024

427 Medicare Part D claims for 256 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 13 claims were for opioids.

  1. Karin Kessey427
  2. Specialty average830

Most prescribed

  1. Doxycycline Hyclate31 claims
  2. Prednisone23 claims
  3. Albuterol Sulfate Hfa21 claims
  4. Amoxicillin-Clavulanate Potass20 claims
  5. Cefdinir18 claims
  6. Ipratropium Bromide16 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.

Bills Medicare through one group practice

  1. The Regents OF The University OF CaliforniaLos Angeles, CA

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

Karin Marie Kessey among 14,451 physician assistant records in California

Karin Marie Kessey, PA-C 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 2011, is newer than 30% of them.

  • NPI issued2011 · 30% of these records are older, 67% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2010 · median 2018 among the 7,214 with a school on file
  • Record last updated2024 · 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).

935 physician assistant records list a practice address in Los Angeles

They are 935 of the 69,537 NPPES records with a practice address in Los Angeles, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Daniel Binelli, PA-CLos Angeles, CA 900951598121170
  2. Jennifer Fernandez, PA-CLos Angeles, CA 900951629205323
  3. Lauriann Garland, PACLos Angeles, CA 900951215087630
  4. Jheralyn Martin, MSPA-CLos Angeles, CA 900951760814172
  5. Bahar Naderi, P.ALos Angeles, CA 900951144654609
  6. Minhdan Nguyen, PA-CLos Angeles, CA 900951689009557
  7. Sharon QuesadaLos Angeles, CA 900951144658741
  8. Keith Regets, PA.CLos Angeles, CA 900951164725677

Common questions

What is Karin Marie Kessey, PA-C's NPI number?

Karin Marie Kessey, PA-C's National Provider Identifier (NPI) is 1841580289, issued on Apr 18, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Karin Marie Kessey, PA-C located?

The NPPES record lists a practice address at 200 Ucla Medical Plz Ste 440, Los Angeles, CA, 90095. Phone: (310) 206-6232. Providers update this record themselves, so call before visiting.

How can I verify Karin Marie Kessey, PA-C's license?

NPPES lists California license number PA21473, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Karin Marie Kessey, PA-C prescribe under Medicare Part D?

In 2024, Karin Marie Kessey, PA-C had 427 Medicare Part D claims for 256 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions 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.

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.