NPPES file of Aug 9, 2026

Karen D. Dykes, ARNP

Nurse Practitioner · Seattle, WA

Karen D. Dykes, ARNP is a nurse practitioner with a practice address in Seattle, Washington, and NPI 1285868984, issued on May 8, 2009. Check the license (Washington AP60085898, 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
1285868984
Name
Karen D. Dykes
Credential
ARNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
AP60085898 WA
Self-reported in NPPES; status is on the state search
Practice location
1959 NE Pacific St, Seattle, WA 98195
Phone
(206) 520-5000
Enumerated
May 8, 2009
Record last updated
Jul 31, 2025
Medicare enrollment
Enrolled (PECOS I20090709000136); accepts Medicare assignment
Medical or professional school
University Of Washington School Of Medicine, 1995
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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Also registered at 1959 NE Pacific St

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

  1. Benjamin AaronsonPsychologist1497108880
  2. Laith Abandeh, MDPediatric Radiology Physician1609404243
  3. Rebecca AbayInternal Medicine Physician1528565520
  4. Gifti Abbo, MDStudent in an Organized Health Care Education/Training Program1316688989
  5. Nandini AbburiNeurology Physician1730618349
  6. Mohamed AbdelmotlebDiagnostic Radiology Physician1134892656

Verify Karen D. Dykes 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 AP60085898
    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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19% fewer Medicare Part D claims than the average nurse practitioner in 2024

903 Medicare Part D claims for 142 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 32% of claims. 29 claims were for opioids.

  1. Karen Dykes903
  2. Specialty average1,109

Most prescribed

  1. Biktarvy125 claims
  2. Amoxicillin58 claims
  3. Tivicay33 claims
  4. Cephalexin32 claims
  5. Doxycycline Hyclate29 claims
  6. Estring28 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. The Association OF University PhysiciansSeattle, WA

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

Karen D. Dykes among 2,308 nurse practitioner records in Washington

Karen D. Dykes, 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 2009, is newer than 30% of them.

  • NPI issued2009 · 30% of these records are older, 67% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated1995 · median 2018 among the 1,301 with a school on file
  • Record last updated2025 · 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. Elizabeth Bayley, ARNPSeattle, WA 981951861408825
  2. Kevin CarrabineSeattle, WA 981951508941303
  3. Mary CatonSeattle, WA 981951417032210
  4. Margaret ColemanSeattle, WA 981951134219090
  5. Carissa Cross, ARNPSeattle, WA 981951962510248
  6. Diane DerboghosianSeattle, WA 981951861577660
  7. Carrie Graham, NPSeattle, WA 981951609898881
  8. Linda Marriott, ARNPSeattle, WA 981951427084458

Common questions

What is Karen D. Dykes, ARNP's NPI number?

Karen D. Dykes, ARNP's National Provider Identifier (NPI) is 1285868984, issued on May 8, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Karen D. Dykes, ARNP located?

The NPPES record lists a practice address at 1959 NE Pacific St, Seattle, WA, 98195. Phone: (206) 520-5000. Providers update this record themselves, so call before visiting.

How can I verify Karen D. Dykes, ARNP's license?

NPPES lists Washington license number AP60085898, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Karen D. Dykes, ARNP prescribe under Medicare Part D?

In 2024, Karen D. Dykes, ARNP had 903 Medicare Part D claims for 142 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.