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

John Keith McIlwaine, DO

Individual provider Internal Medicine Physician · NPI 1346249125

John Keith McIlwaine, DO is a Critical Care (Intensivists) in Danville, Pennsylvania. Graduated from Kansas City University of Med & Biosciences, College of Osteo Med in 1999, 27 years ago. Practices with Geisinger Clinic, a 3,413-clinician group and accepts Medicare assignment. Licensed in Massachusetts and Pennsylvania.

Years since qualifying
27
Trained at
Kansas City University of Med & Biosciences, College of Osteo Med
Licensed in
MA, PA
In the registry since
2005
Specialties on file
4
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

100 N Academy Ave
Danville, PA 17822-0002
Phone: (570) 271-6389
Fax: (570) 271-6021
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence OS013009 (PA)
Internal Medicine Physician Taxonomy 207R00000X · Licence OS013009 (PA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 227083 (MA)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 227083 (MA)

Record details

NPI number1346249125
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 14, 2005
Last updated in NPPESAugust 11, 2020
Certification dateAugust 11, 2020
Mailing address100 N Academy Ave, Danville, PA 17822-4903

Medicare enrollment

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

Medicare specialtyCRITICAL CARE (INTENSIVISTS)
Also practisesINTERNAL MEDICINE
Medical schoolKANSAS CITY UNIVERSITY OF MED & BIOSCIENCES, COLLEGE OF OSTEO MED
Graduated 1999 (27 years in practice)
Group practice Geisinger Clinic — 3413 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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