Registry data as of Aug 27, 2026

Alison Pfeffer, N.P.

Family Nurse Practitioner · Snohomish, WA

Alison Pfeffer, N.P. is a family nurse practitioner with a practice address in Snohomish, Washington, and NPI 1275634255, issued on Sep 25, 2006. Check the license (Washington AP61201642, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1275634255
Name
Alison Pfeffer
Credential
N.P.
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
AP61201642 WA
201701724NP-PP OR
Self-reported in NPPES; status is on the state search
Practice location
1830 Bickford Ave Ste 211, Snohomish, WA 98290
Phone
(360) 568-1502
Enumerated
Sep 25, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1830 Bickford Ave Ste 211

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

  1. Crystal Blankinship, LMHCCounselor1144452319
  2. Smitha Krishnan, M.DInternal Medicine Physician1871974642
  3. Ashley Thor Tanner, DOFamily Medicine Physician1922741339

Verify Alison Pfeffer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license AP61201642
    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 Washington 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.

59% more Medicare Part D claims than the average family nurse practitioner in 2024

2,065 Medicare Part D claims for 231 beneficiaries, against an average of 1,302 among the 128,048 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 53 claims were for opioids.

  1. Alison Pfeffer2,065
  2. Specialty average1,302

Most prescribed

  1. Atorvastatin Calcium209 claims
  2. Amlodipine Besylate114 claims
  3. Lisinopril96 claims
  4. Levothyroxine Sodium93 claims
  5. Losartan Potassium90 claims
  6. Rosuvastatin Calcium62 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.

7 family nurse practitioner records list a Snohomish practice address

They are 7 of the 558 NPPES records with a Snohomish practice address, and 3,181 family nurse practitioner records in Washington.

Other family nurse practitioner records in Washington

  1. Erin Aas, ARNPOak Harbor, WA1972566206
  2. Amma AbabioSunnyside, WA1952056541
  3. Kimberly Abbey, NPBellevue, WA1700909181
  4. Mary Abbott, ARNP, FNP-CTacoma, WA1285514539
  5. Nurto AbdullaSeattle, WA1215629035
  6. Alan Abrams, ARNPEverett, WA1639347438
  7. Kristen Abrams, ARNPLakewood, WA1841449170
  8. Marianne Abrams, ARNPTacoma, WA1689664526
  9. Gayane Abramyan, DNP, FNP-CNorth Bend, WA1750103875
  10. Neilan John Acaso, PHD, APRN, FNP-CTacoma, WA1851266654

Common questions

What is Alison Pfeffer, N.P.'s NPI number?

Alison Pfeffer, N.P.'s National Provider Identifier (NPI) is 1275634255, issued on Sep 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alison Pfeffer, N.P. located?

The NPPES record lists a practice address at 1830 Bickford Ave Ste 211, Snohomish, WA, 98290. Phone: (360) 568-1502. Providers update this record themselves, so call before visiting.

How can I verify Alison Pfeffer, N.P.'s license?

NPPES lists Washington license number AP61201642, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Alison Pfeffer, N.P. prescribe under Medicare Part D?

In 2024, Alison Pfeffer, N.P. had 2,065 Medicare Part D claims for 231 beneficiaries; the average among family nurse practitioner prescribers was 1,302. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.