NPPES file of Aug 9, 2026

Tiffany Nickerson

Physician Assistant · Hermiston, OR

Tiffany Nickerson is a physician assistant with a practice address in Hermiston, Oregon, and NPI 1336693605, issued on Aug 4, 2016. Check the license (Oregon PA179818, 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
1336693605
Name
Tiffany Nickerson
Primary taxonomy
Physician Assistant 363A00000X
License number
PA179818 OR
Self-reported in NPPES; status is on the state search
Practice location
589 NW 11TH St, Hermiston, OR 97838
Phone
(541) 567-1717
Enumerated
Aug 4, 2016
Record last updated
Mar 22, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(541) 564-5994
Medicare enrollment
Enrolled (PECOS I20161021000863); 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 589 NW 11TH St

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

  1. Karl Adams, RPHPharmacist1477853521
  2. Alfredo Alvarez-Frias, RDNRegistered Dietitian1023705571
  3. Content Anderson, MDFamily Medicine Physician1124060090
  4. Robin Barnes, NPFamily Nurse Practitioner1619089695
  5. Mayra Barrera, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1083201693
  6. Stacy BruecknerFamily Medicine Physician1396140968

Verify Tiffany Nickerson 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 PA179818
    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

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

2,625 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. Brand-name drugs were 12% of claims. 34 claims were for opioids.

  1. Tiffany Nickerson2,625
  2. Specialty average830

Most prescribed

  1. Atorvastatin Calcium194 claims
  2. Levothyroxine Sodium123 claims
  3. Lisinopril112 claims
  4. Metformin Hcl101 claims
  5. Hydrochlorothiazide87 claims
  6. Omeprazole84 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 ClinicToppenish, WA

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

Tiffany Nickerson among 2,094 physician assistant records in Oregon

Tiffany Nickerson 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 2016, is newer than 48% of them.

  • NPI issued2016 · 48% of these records are older, 47% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2016 · 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).

17 physician assistant records list a practice address in Hermiston

They are 17 of the 479 NPPES records with a practice address in Hermiston, and 2,094 physician assistant records in Oregon.

The 8 physician assistant records with the nearest ZIP codes

  1. Sanyi Yoseph AbdissaHermiston, OR 978381083356018
  2. Daniel Brown, PA-CHermiston, OR 978381699090407
  3. Chris Dinardo, PAHermiston, OR 978381700349404
  4. Sarah DynesHermiston, OR 978381730668161
  5. Lori Farmer, PA-CHermiston, OR 978381932504115
  6. Sarah GalvezHermiston, OR 978381619333887
  7. Maria HoldenHermiston, OR 978381306517685
  8. Jason JohnstonHermiston, OR 978381740547439

Common questions

What is Tiffany Nickerson's NPI number?

Tiffany Nickerson's National Provider Identifier (NPI) is 1336693605, issued on Aug 4, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Tiffany Nickerson located?

The NPPES record lists a practice address at 589 NW 11TH St, Hermiston, OR, 97838. Phone: (541) 567-1717. Providers update this record themselves, so call before visiting.

How can I verify Tiffany Nickerson's license?

NPPES lists Oregon license number PA179818, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

How much does Tiffany Nickerson prescribe under Medicare Part D?

In 2024, Tiffany Nickerson had 2,625 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.