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JOHN CHARLES WALLENDJACK MD
NPI 1780776377
Internal Medicine in Harrisburg, PA

Active since September 29, 2006
3721 TECPORT DRIVE, HEALTH AMERICA, HARRISBURG, PA 17106(717) 540-6774(717) 671-2459 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About John Charles Wallendjack Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN CHARLES WALLENDJACK MD (NPI 1780776377) is an individual internal medicine provider in Harrisburg, Pennsylvania, licensed in Pennsylvania (MDO19773E) and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1780776377
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameJOHN CHARLES WALLENDJACKCredential: MD
Location Address3721 TECPORT DRIVE, HEALTH AMERICAHarrisburg, PA 17106-7103
Mailing Address127 Hillymede CircleHarrisburg, PA 17111-4911 · (717) 566-9881
Phone(717) 540-6774
Fax(717) 671-2459
Sole ProprietorNo
Enumeration DateSeptember 29, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1780776377 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in PA · MDO19773E
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
3721 TECPORT DRIVE, Harrisburg, PA 17106
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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Wallendjack's NPI number?

The NPI number for John Wallendjack is 1780776377. It was assigned to this individual provider in the NPPES registry on September 29, 2006.

Where is John Wallendjack located?

John Wallendjack practices at 3721 Tecport Drive Health America, Harrisburg, PA 17106. The listed phone number is (717) 540-6774.

What is John Wallendjack's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for John Wallendjack was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.