Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

John William Marrin, ARNP

Individual provider Registered Nurse · NPI 1861026742

John William Marrin, ARNP is a Nurse Practitioner in Seattle, Washington. Qualified in 2020, 6 years ago. Practices with International Community Health Services, a 94-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
6
Licensed in
WA
In the registry since
2020
Specialties on file
2
What do these letters mean?
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.

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Practice location Address checks out

8720 14th Ave S
Seattle, WA 98108-4807
Phone: (206) 762-3730
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 61077450 (WA)
Registered Nurse Taxonomy 163W00000X · Licence RN60749075 (WA)

Record details

NPI number1861026742
Entity typeIndividual (Type 1)
GenderMale
Credentials ARNP
Sole proprietorYes
NPI enumeratedFebruary 28, 2020
Last updated in NPPESJune 18, 2020
Certification dateJune 18, 2020
Mailing address1836 24th Ave, Seattle, WA 98122-3057

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice International Community Health Services — 94 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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