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

Dr. Naveen Yellappa, MBBS

Individual provider Internal Medicine Physician · NPI 1437522422

Dr. Naveen Yellappa, MBBS is an Internal Medicine in Lewistown, Pennsylvania. Qualified in 2010, 16 years ago. Practices with Geisinger Clinic, a 3,413-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
16
Licensed in
PA
In the registry since
2015
Specialties on file
3
What do these letters mean?
MBBS — Bachelor of Medicine, Bachelor of Surgery
The medical degree awarded in the UK, India and many Commonwealth countries; equivalent to an MD.

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Practice location Address checks out

400 Highland Ave
Lewistown, PA 17044
Phone: (717) 248-5411
Fax: (717) 242-7581
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence MD458360 (PA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD458360 (PA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1437522422
Entity typeIndividual (Type 1)
GenderMale
Credentials MBBS
Sole proprietorYes
NPI enumeratedNovember 12, 2015
Last updated in NPPESOctober 3, 2016

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2010 (16 years in practice)
Group practice Geisinger Clinic — 3413 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Lewistown