NPPES file of Aug 9, 2026

Johann Mary Gurnell, ARNP

Family Nurse Practitioner · Seattle, WA

Johann Mary Gurnell, ARNP is a family nurse practitioner with a practice address in Seattle, Washington, and NPI 1659602175, issued on Jan 22, 2010. Check the license (Washington AP60134358, 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, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659602175
Name
Johann Mary Gurnell
Credential
ARNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
AP60134358 WA
Self-reported in NPPES; status is on the state search
Practice location
6020 35TH Ave SW, Seattle, WA 98126
Phone
(206) 461-6950
Enumerated
Jan 22, 2010
Record last updated
Jul 21, 2026
Fax
(206) 461-8542
Medicare enrollment
Enrolled (PECOS I20110125001248); 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 6020 35TH Ave SW

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

  1. Karen Allan, RNAmbulatory Women's Health Care Registered Nurse1669578662
  2. Arsema AndmicaelPhysician Assistant1427776897
  3. Fu-Kyong Bai, DDSGeneral Practice Dentistry1649340639
  4. Lisa Bartholomew, MPH, BSNutritionist1669712238
  5. Christopher Borgia, DNPFamily Nurse Practitioner1063025476
  6. Caitlin Busbee, DDSDentist1558981357

Verify Johann Mary Gurnell 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 AP60134358
    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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65% more Medicare Part D claims than the average family nurse practitioner in 2024

2,159 Medicare Part D claims for 209 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 74 claims were for opioids.

  1. Johann Gurnell2,159
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium222 claims
  2. Amlodipine Besylate114 claims
  3. Lisinopril82 claims
  4. Losartan Potassium80 claims
  5. Metformin Hcl Er79 claims
  6. Omeprazole60 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. Neighborcare HealthSeattle, WA

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

Johann Mary Gurnell among 3,781 family nurse practitioner records in Washington

Johann Mary Gurnell, ARNP is one of 3,781 family nurse practitioner records with a practice address in Washington. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 27% of them.

  • NPI issued2010 · 27% of these records are older, 70% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2009 · median 2018 among the 2,116 with a school on file
  • Record last updated2026 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

663 family nurse practitioner records list a practice address in Seattle

They are 663 of the 41,956 NPPES records with a practice address in Seattle, and 3,781 family nurse practitioner records in Washington.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Christopher Borgia, DNPSeattle, WA 981261063025476
  2. Michel Couret, RN, MSN, ARNPSeattle, WA 981261699768648
  3. Denise EnglehartSeattle, WA 981261295133429
  4. Ann Frolich, ARNPSeattle, WA 981261033253760
  5. Grace Grymes Chapman, DNPSeattle, WA 981261083692206
  6. Nathaniel Harrison, MSN, MPH, FNP-CSeattle, WA 981261831594639
  7. Medea Karr, N.P.Seattle, WA 981261487719597
  8. Kate Brigitte Misa, APRNSeattle, WA 981261962224576

Common questions

What is Johann Mary Gurnell, ARNP's NPI number?

Johann Mary Gurnell, ARNP's National Provider Identifier (NPI) is 1659602175, issued on Jan 22, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Johann Mary Gurnell, ARNP located?

The NPPES record lists a practice address at 6020 35TH Ave SW, Seattle, WA, 98126. Phone: (206) 461-6950. Providers update this record themselves, so call before visiting.

How can I verify Johann Mary Gurnell, ARNP's license?

NPPES lists Washington license number AP60134358, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Johann Mary Gurnell, ARNP prescribe under Medicare Part D?

In 2024, Johann Mary Gurnell, ARNP had 2,159 Medicare Part D claims for 209 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.