NPPES file of Aug 9, 2026

Chelsea Trask, PA

Medical Physician Assistant · Tigard, OR

Chelsea Trask, PA is a medical physician assistant with a practice address in Tigard, Oregon, and NPI 1346748365, issued on Jan 24, 2018. Check the license 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
1346748365
Name
Chelsea Trask
Credential
PA
Primary taxonomy
Medical Physician Assistant 363AM0700X
Practice location
10215 SW Hall Blvd, Tigard, OR 97223
Phone
(503) 245-2415
Enumerated
Jan 24, 2018
Record last updated
Mar 25, 2024
Medicare enrollment
Enrolled (PECOS I20230809000016); 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 10215 SW Hall Blvd

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

  1. Scott Collins, M.D.Dermatology Physician1780658013
  2. Stacy Epsteen, A.N.P.Adult Health Nurse Practitioner1831163807
  3. Colton Hafeman, DNP, FNP-BCFamily Nurse Practitioner1639643943
  4. Eric Hester, M.D.Dermatology Physician1295800860
  5. Stephen Mannino, M.D.Dermatology Physician1679553218
  6. Marla Ross, M.D.Procedural Dermatology Physician1881667947

Verify Chelsea Trask in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oregon board licenses this professionCheck 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
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42% fewer Medicare Part D claims than the average medical physician assistant in 2024

664 Medicare Part D claims for 326 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.

  1. Chelsea Trask664
  2. Specialty average1,148

Most prescribed

  1. Ketoconazole110 claims
  2. Clobetasol Propionate104 claims
  3. Fluorouracil74 claims
  4. Hydrocortisone71 claims
  5. Triamcinolone Acetonide52 claims
  6. Econazole Nitrate28 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.

Industry payments in 2024: $396.93

6 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Chelsea Trask$396.93
  2. Specialty average$1,055.00

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Mountain West Derm - Blackhart PLLCTigard, OR

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

Medical Physician Assistant providers in Oregon

There are 699 medical physician assistant records in Oregon.

Other medical physician assistant records in Oregon

  1. Alyssa Abbey, PA-CBend, OR1992830152
  2. Matthew Abbott, PA-CPortland, OR1154738003
  3. Diana Aby-Daniel, PAPortland, OR1740516053
  4. Lola Achilova, P.A.-CPortland, OR1548546328
  5. Freddie AdameSalem, OR1811730542
  6. Vesna Ader, PA-CPortland, OR1467528398
  7. Zoha AhmadPortland, OR1336890896
  8. Erica Akbari, PA-CSalem, OR1659700029
  9. Aimee Alejandre, PA-CSalem, OR1790454056
  10. Hanna Allwein, PA-CTigard, OR1073963013

Common questions

What is Chelsea Trask, PA's NPI number?

Chelsea Trask, PA's National Provider Identifier (NPI) is 1346748365, issued on Jan 24, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Chelsea Trask, PA located?

The NPPES record lists a practice address at 10215 SW Hall Blvd, Tigard, OR, 97223. Phone: (503) 245-2415. Providers update this record themselves, so call before visiting.

How can I verify Chelsea Trask, PA's license?

Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

How much does Chelsea Trask, PA prescribe under Medicare Part D?

In 2024, Chelsea Trask, PA had 664 Medicare Part D claims for 326 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.