Erik Marks
Nurse Practitioner · Seattle, WA
Erik Marks is a nurse practitioner with a practice address in Seattle, Washington, and NPI 1568179190, issued on Nov 2, 2022. Check the license (Washington AP61335612, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Erik Marks
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- AP61335612 WA
Self-reported in NPPES; status is on the state search - Practice location
- 217 NE 120TH St, Seattle, WA 98125
- Phone
- (206) 940-7306
- Enumerated
- Nov 2, 2022
- Record last updated
- Nov 2, 2022
- Medicare enrollment
- Enrolled (PECOS I20230126000630); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 2,308 in Washington → Look up another NPI →
Verify Erik Marks in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license AP61335612Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average nurse practitioner in 2024
165 Medicare Part D claims for 135 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin33 claims
- Sulfamethoxazole-Trimethoprim15 claims
- Ofloxacin12 claims
- Fluticasone Propionate11 claims
- Mupirocin11 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
- Multicare Health SystemBurien, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erik Marks among 2,308 nurse practitioner records in Washington
Erik Marks 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 2022, is newer than 81% of them.
- NPI issued2022 · 81% of these records are older, 15% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2022 · median 2018 among the 1,301 with a school on file
- Record last updated2022 · 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.
All 2,308 in Washington → Every provider in Seattle → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Sandra Christensen, ARNPSeattle, WA 981251376606699
- Joanna Fesler, ARNPSeattle, WA 981251942240601
- Amber Hawkins, FNPSeattle, WA 981251275011470
- Thu Nguyen, ARNPSeattle, WA 981251346748985
- Robyn Bennetts, ARNPSeattle, WA 981261396800306
- Laura Brice, ARNPSeattle, WA 981261508922956
- Piruz Huda, ARNPSeattle, WA 981261538225172
- Gail Johnson, ARNPSeattle, WA 981261023112471
Common questions
What is Erik Marks's NPI number?
Erik Marks's National Provider Identifier (NPI) is 1568179190, issued on Nov 2, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Erik Marks located?
The NPPES record lists a practice address at 217 NE 120TH St, Seattle, WA, 98125. Phone: (206) 940-7306. Providers update this record themselves, so call before visiting.
How can I verify Erik Marks's license?
NPPES lists Washington license number AP61335612, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Erik Marks prescribe under Medicare Part D?
In 2024, Erik Marks had 165 Medicare Part D claims for 135 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.