NPPES file of Aug 9, 2026

Brook Birchard

Physician Assistant · Portland, OR

Brook Birchard is a physician assistant with a practice address in Portland, Oregon, and NPI 1558604611, issued on Mar 27, 2013. Check the license (Oregon PA169892, as entered in NPPES) with the Oregon 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
1558604611
Name
Brook Birchard
Primary taxonomy
Physician Assistant 363A00000X
License number
PA169892 OR
Self-reported in NPPES; status is on the state search
Practice location
8935 SE Powell Blvd, Portland, OR 97266
Phone
(503) 772-4335
Enumerated
Mar 27, 2013
Record last updated
Mar 2, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(503) 772-4337
Medicaid ID
500677321 OR
Medicare enrollment
Enrolled (PECOS I20150406001687); 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 8935 SE Powell Blvd

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

  1. Miriam Agisim, MDFamily Medicine Physician1538506266
  2. Anthony BellsmithFamily Medicine Physician1427404243
  3. Elizabeth Briggs, PSY.D.Psychologist1912316407
  4. Laura Dean, RDN, CLT, IFNCPRegistered Dietitian1699385674
  5. Marcia Diaz Medina, M.D.Family Medicine Physician1467746206
  6. Joseph Doherty, MSW, LCSWClinical Social Worker1073602918

Verify Brook Birchard in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oregon board licenses this profession
    Search for license PA169892
    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 Oregon license search

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2.8 times the Medicare Part D claims of the average physician assistant in 2024

2,331 Medicare Part D claims for 228 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 82 claims were for opioids.

  1. Brook Birchard2,331
  2. Specialty average830

Most prescribed

  1. Atorvastatin Calcium195 claims
  2. Amlodipine Besylate151 claims
  3. Lisinopril124 claims
  4. Losartan Potassium89 claims
  5. Omeprazole61 claims
  6. Albuterol Sulfate Hfa58 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. Yakima Valley Farm Workers ClinicPortland, OR

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

Brook Birchard among 2,094 physician assistant records in Oregon

Brook Birchard is one of 2,094 physician assistant records with a practice address in Oregon. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 37% of them.

  • NPI issued2013 · 37% of these records are older, 60% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2014 · median 2017 among the 1,552 with a school on file
  • Record last updated2021 · 37% 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 Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Physician Assistant providers in Oregon

There are 2,094 physician assistant records in Oregon.

The 8 physician assistant records with the nearest ZIP codes

  1. Jessica AhernPortland, OR 972661275041220
  2. Ashley AmeyPortland, OR 972661093311912
  3. Katherine Forba, PA-CPortland, OR 972661073943270
  4. Vanessa LindPortland, OR 972661376847012
  5. Katherine LuPortland, OR 972661780374702
  6. Natalie MillerPortland, OR 972661982888145
  7. Hannah Frazee, PAMilwaukie, OR 972671376818856
  8. Hannah Kinghorn, PA-CMilwaukie, OR 972671932584125

Common questions

What is Brook Birchard's NPI number?

Brook Birchard's National Provider Identifier (NPI) is 1558604611, issued on Mar 27, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Brook Birchard located?

The NPPES record lists a practice address at 8935 SE Powell Blvd, Portland, OR, 97266. Phone: (503) 772-4335. Providers update this record themselves, so call before visiting.

How can I verify Brook Birchard's license?

NPPES lists Oregon license number PA169892, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

How much does Brook Birchard prescribe under Medicare Part D?

In 2024, Brook Birchard had 2,331 Medicare Part D claims for 228 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.