NPPES file of Aug 9, 2026

Joseph C. Pfeifer

Critical Care Medicine Nurse Practitioner · Seattle, WA

Joseph C. Pfeifer is a critical care medicine nurse practitioner with a practice address in Seattle, Washington, and NPI 1235935206, issued on Feb 20, 2025. Check the license (Washington AP70032474, as entered in NPPES) with the Washington board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235935206
Name
Joseph C. Pfeifer
Primary taxonomy
Critical Care Medicine Nurse Practitioner 363LC0200X
License numbers
AP70032474 WA
RN61328495 WA
Self-reported in NPPES; status is on the state search
Practice location
1100 9TH Ave, Seattle, WA 98101
Phone
(206) 624-1144
Enumerated
Feb 20, 2025
Record last updated
Jul 30, 2025
Medicare enrollment
Enrolled (PECOS I20251029000469); may accept 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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8 nearest critical care medicine nurse practitioner records → All 29 in Washington → Look up another NPI →

Also registered at 1100 9TH Ave

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

  1. Barry Aaronson, MDHospitalist Physician1952418345
  2. David Aboulafia, MDHematology & Oncology Physician1043269392
  3. Deborah Abrams, M.D.Hematology & Oncology Physician1902974835
  4. Alvin Aceron, ARNPAdult Health Nurse Practitioner1639488562
  5. Ream AdeebAdult Health Nurse Practitioner1760868855
  6. Steven Adler, MDDiagnostic Ultrasound Physician1639108046

Verify Joseph C. Pfeifer 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 AP70032474    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.

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Joseph C. Pfeifer among 29 critical care medicine nurse practitioner records in Washington

Joseph C. Pfeifer is one of 29 critical care medicine nurse practitioner records with a practice address in Washington. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2025, is newer than 93% of them.

  • NPI issued2025 · 93% of these records are older, 0% newer
  • In a Medicare fileNo · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 83% of these records are
  • Graduated2025 · median 2019 among the 24 with a school on file
  • Record last updated2025 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LC0200X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine Nurse Practitioner providers in Washington

There are 29 critical care medicine nurse practitioner records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 29 in Washington → Every provider in Seattle → Critical Care Medicine Nurse Practitioner nationwide →

The 8 critical care medicine nurse practitioner records with the nearest ZIP codes

  1. Rebecca Cochran, ARNPSeattle, WA 981011518599448
  2. Tegan Jones, ARNPSeattle, WA 981011477126399
  3. Radha GurumurthySeattle, WA 981041821423583
  4. Sarah Heitman, ARNPSeattle, WA 981041184246951
  5. Le Huynh, ARNPSeattle, WA 981221154864601
  6. Angela Palzer, ARNPSeattle, WA 981221245719707
  7. Joanna Rives, ARNPSeattle, WA 981221306198536
  8. Jenna Cheong, ARNPRenton, WA 980551720774193

Common questions

What is Joseph C. Pfeifer's NPI number?

Joseph C. Pfeifer's National Provider Identifier (NPI) is 1235935206, issued on Feb 20, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Joseph C. Pfeifer located?

The NPPES record lists a practice address at 1100 9TH Ave, Seattle, WA, 98101. Phone: (206) 624-1144. Providers update this record themselves, so call before visiting.

How can I verify Joseph C. Pfeifer's license?

NPPES lists Washington license number AP70032474, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.