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

Dr. Andrew R Walker, MD

Individual provider Hospitalist Physician · NPI 1639198559

Dr. Andrew R Walker, MD is an Internal Medicine in Camp Hill, Pennsylvania. Qualified in 1990, 36 years ago. Practices with Penn State Health Medical Group LLC, a 711-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
36
Licensed in
PA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

431 N 21st St
Camp Hill, PA 17011-2202
Phone: (717) 763-3730
Fax: (717) 763-3734
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD056746L (PA)
Hospitalist Physician Taxonomy 208M00000X · Licence MD056746L (PA)

Record details

NPI number1639198559
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 19, 2006
Last updated in NPPESAugust 11, 2020
Certification dateAugust 11, 2020
Mailing address100 N Academy Ave, Danville, PA 17822-4093

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1990 (36 years in practice)
Group practice Penn State Health Medical Group Llc — 711 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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