NPPES file of Aug 9, 2026

Carrie R. K. Brothers, PA-C

Physician Assistant · Arcata, CA

Carrie R. K. Brothers, PA-C is a physician assistant with a practice address in Arcata, California, and NPI 1104368331, issued on Nov 4, 2016. Check the license (California 53861, 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
1104368331
Name
Carrie R. K. Brothers
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
53861 CA
Self-reported in NPPES; status is on the state search
Practice location
1150 Foster Ave, Arcata, CA 95521
Phone
(805) 682-8844
Enumerated
Nov 4, 2016
Record last updated
Nov 8, 2024
Medicare enrollment
Enrolled (PECOS I20170626001079); accepts Medicare assignment
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 1150 Foster Ave

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

  1. Emily Davis, MDFamily Medicine Physician1003430174
  2. Tressa Edelman, FNPNurse Practitioner1578515961
  3. David Horwitz, PACMedical Physician Assistant1386739845
  4. Julie Ohnemus, MDFamily Medicine Physician1770676306
  5. Katie Ray, MDFamily Medicine Physician1578875886
  6. Brooke Simpson, NPNurse Practitioner1184375073

Verify Carrie R. K. Brothers 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 53861
    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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7% fewer Medicare Part D claims than the average physician assistant in 2024

769 Medicare Part D claims for 78 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 66 claims were for opioids.

  1. Carrie Brothers769
  2. Specialty average830

Most prescribed

  1. Hydrocodone-Acetaminophen49 claims
  2. Losartan Potassium32 claims
  3. Atorvastatin Calcium30 claims
  4. Pantoprazole Sodium24 claims
  5. Hydrochlorothiazide21 claims
  6. Clonazepam20 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. Open Door Community Health CentersArcata, CA

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

Carrie R. K. Brothers among 14,451 physician assistant records in California

Carrie R. K. Brothers, 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 2016, is newer than 44% of them.

  • NPI issued2016 · 44% of these records are older, 53% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2016 · 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).

12 physician assistant records list a practice address in Arcata

They are 12 of the 829 NPPES records with a practice address in Arcata, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Sean Egan, P.A.Arcata, CA 955211427092816
  2. Jennifer Hales, PACArcata, CA 955211841232576
  3. Martin Kimble, PAArcata, CA 955211336280015
  4. Heather Kyte, PA-CArcata, CA 955211295159440
  5. Caroline Lowry, PAArcata, CA 955211245432996
  6. Audrey MaynorArcata, CA 955211609301241
  7. Edward ParkerArcata, CA 955211235370156
  8. Celine Pele, P.A.Arcata, CA 955211699716548

Common questions

What is Carrie R. K. Brothers, PA-C's NPI number?

Carrie R. K. Brothers, PA-C's National Provider Identifier (NPI) is 1104368331, issued on Nov 4, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Carrie R. K. Brothers, PA-C located?

The NPPES record lists a practice address at 1150 Foster Ave, Arcata, CA, 95521. Phone: (805) 682-8844. Providers update this record themselves, so call before visiting.

How can I verify Carrie R. K. Brothers, PA-C's license?

NPPES lists California license number 53861, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Carrie R. K. Brothers, PA-C prescribe under Medicare Part D?

In 2024, Carrie R. K. Brothers, PA-C had 769 Medicare Part D claims for 78 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.