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

John Karlin, ARNP

Individual provider Nurse Practitioner · NPI 1225436876

John Karlin, ARNP is a Nurse Practitioner in Klamath Falls, Oregon. Qualified in 2024, 2 years ago. Practices with Clinton Hospital Authority, a 14-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Oklahoma and Oregon.

Years since qualifying
2
Licensed in
OK, OR
In the registry since
2014
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

2865 Daggett Ave
Klamath Falls, OR 97601-1106
Phone: (541) 274-6221
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 215 N Kansas St, Weatherford, OK 73096-5443 — (580) 774-4768

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence OK74696 (OK)
Nurse Practitioner Taxonomy 363L00000X · Licence 10026228 (OR)

Record details

NPI number1225436876
Entity typeIndividual (Type 1)
GenderMale
Credentials ARNP
Sole proprietorNo
NPI enumeratedDecember 15, 2014
Last updated in NPPESDecember 30, 2024
Certification dateDecember 30, 2024
Mailing address3701 E Main St, Weatherford, OK 73096-3309

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2024 (2 years in practice)
Group practice Clinton Hospital Authority — 14 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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