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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. DIANN M. WESTRICK M.D.
NPI 1962454546
Internal Medicine in Philipsburg, PA

Active since May 16, 2006
210 MEDICAL CENTER DR, PHILIPSBURG, PA 16866(814) 342-5402(814) 342-0598 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Diann M. Westrick M.d. NPPES

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

DR. DIANN M. WESTRICK M.D. (NPI 1962454546) is an individual internal medicine provider in Philipsburg, Pennsylvania, licensed in Pennsylvania (MD023069E) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1962454546
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. DIANN M. WESTRICKCredential: M.D.
Location Address210 MEDICAL CENTER DRPhilipsburg, PA 16866-1948
Mailing Address100 N Academy AveDanville, PA 17822-9800 · (570) 271-6144 · Fax (570) 271-6578
Phone(814) 342-5402
Fax(814) 342-0598
Sole ProprietorNo
Enumeration DateMay 16, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1962454546 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 · MD023069E
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.
210 MEDICAL CENTER DR, Philipsburg, PA 16866
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. PHILIP A. PILGRAM M.D.
Family Medicine
210 MEDICAL CENTER DR
PHILIPSBURG, PA 16866
Centre County (814) 342-5402
HANNAH MORGAN PHARMD
Pharmacist
210 MEDICAL CENTER DR
PHILIPSBURG, PA 16866
Centre County (814) 342-8020
CHELSEY M ERNST PA-C
Physician Assistant
210 MEDICAL CENTER DR
PHILIPSBURG, PA 16866
Centre County (814) 342-5402
GEISINGER CLINIC MV MULTI
Internal Medicine (Cardiovascular Disease)
210 MEDICAL CENTER DR
PHILIPSBURG, PA 16866
Centre County (814) 342-8001
DR. DORIANN LEE LAVERY MD
Family Medicine
210 MEDICAL CENTER DR
PHILIPSBURG, PA 16866
Centre County (814) 342-8020
MR. EVON C. SWITALA PA-C
Physician Assistant
210 MEDICAL CENTER DR
PHILIPSBURG, PA 16866
Centre County (814) 342-5402
DIANA DAWN DUTRA D.O.
Pediatrics
210 MEDICAL CENTER DR
PHILIPSBURG, PA 16866
Centre County (814) 342-5402
DR. AMANDA MAE OLSON D.O.
Internal Medicine
210 MEDICAL CENTER DR
PHILIPSBURG, PA 16866
Centre County (814) 342-5402

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 Diann Westrick's NPI number?

The NPI number for Diann Westrick is 1962454546. It was assigned to this individual provider in the NPPES registry on May 16, 2006.

Where is Diann Westrick located?

Diann Westrick practices at 210 Medical Center Dr, Philipsburg, PA 16866. The listed phone number is (814) 342-5402.

What is Diann Westrick'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 Diann Westrick was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 days 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.