NPPES file of Aug 9, 2026

Joanna Linn Fesler, ARNP

Nurse Practitioner · Seattle, WA

Joanna Linn Fesler, ARNP is a nurse practitioner with a practice address in Seattle, Washington, and NPI 1942240601, issued on Jun 8, 2006. Check the license (Washington AP30007014, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1942240601
Name
Joanna Linn Fesler
Credential
ARNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
AP30007014 WA
Self-reported in NPPES; status is on the state search
Practice location
10631 Eighth Ave NE, Seattle, WA 98125
Phone
(206) 364-2050
Enumerated
Jun 8, 2006
Record last updated
Mar 5, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(206) 361-5722
Medicaid ID
9645466 WA
Medicare enrollment
Enrolled (PECOS I20050725000529); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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Verify Joanna Linn Fesler 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 AP30007014
    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

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64% fewer Medicare Part D claims than the average nurse practitioner in 2024

394 Medicare Part D claims for 85 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 26 claims were for opioids.

  1. Joanna Fesler394
  2. Specialty average1,109

Most prescribed

  1. Dexamethasone42 claims
  2. Acyclovir36 claims
  3. Potassium Chloride17 claims
  4. Levofloxacin15 claims
  5. Gabapentin12 claims
  6. Pomalyst12 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 82.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score82.1
  2. Costout of 100 · 30%60.7
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $194.49

5 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Scientific Affairs, LLC. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joanna Fesler$194.49
  2. Specialty average$791.64

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. Swedish Health ServicesSeattle, WA

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

Joanna Linn Fesler among 2,308 nurse practitioner records in Washington

Joanna Linn Fesler, ARNP is one of 2,308 nurse practitioner records with a practice address in Washington. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 78% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2005 · median 2018 among the 1,301 with a school on file
  • Record last updated2021 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

569 nurse practitioner records list a practice address in Seattle

They are 569 of the 41,956 NPPES records with a practice address in Seattle, and 2,308 nurse practitioner records in Washington.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Sandra Christensen, ARNPSeattle, WA 981251376606699
  2. Amber Hawkins, FNPSeattle, WA 981251275011470
  3. Erik MarksSeattle, WA 981251568179190
  4. Thu Nguyen, ARNPSeattle, WA 981251346748985
  5. Robyn Bennetts, ARNPSeattle, WA 981261396800306
  6. Laura Brice, ARNPSeattle, WA 981261508922956
  7. Piruz Huda, ARNPSeattle, WA 981261538225172
  8. Gail Johnson, ARNPSeattle, WA 981261023112471

Common questions

What is Joanna Linn Fesler, ARNP's NPI number?

Joanna Linn Fesler, ARNP's National Provider Identifier (NPI) is 1942240601, issued on Jun 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joanna Linn Fesler, ARNP located?

The NPPES record lists a practice address at 10631 Eighth Ave NE, Seattle, WA, 98125. Phone: (206) 364-2050. Providers update this record themselves, so call before visiting.

How can I verify Joanna Linn Fesler, ARNP's license?

NPPES lists Washington license number AP30007014, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Joanna Linn Fesler, ARNP prescribe under Medicare Part D?

In 2024, Joanna Linn Fesler, ARNP had 394 Medicare Part D claims for 85 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

What is Joanna Linn Fesler, ARNP's MIPS final score?

The 2023 MIPS final score is 82.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.