Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DAVID T HARRIS MD
NPI 1871584169
Internal Medicine - Hematology & Oncology in Wynnewood, PA

Active since November 04, 2005
100 E LANCASTER AVE, SUITE 417, WYNNEWOOD, PA 19096(610) 658-9690(610) 658-9692 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About David T Harris Md NPPES

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

DAVID T HARRIS MD (NPI 1871584169) is an individual hematology & oncology provider in Wynnewood, Pennsylvania, licensed in Pennsylvania (MD011529E) and active in the NPI registry since November 2005.

NPPES Registry Identity

NPI1871584169
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameDAVID T HARRISCredential: MD
Location Address100 E LANCASTER AVE, SUITE 417Wynnewood, PA 19096-3450
Mailing Address100 E Lancaster Ave, Suite 417Wynnewood, PA 19096-3450 · (610) 658-9690 · Fax (610) 658-9692
Fax(610) 658-9692
Sole ProprietorNo
Enumeration DateNovember 4, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1871584169 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License Licensed in PA · MD011529E
Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

100 E LANCASTER AVE, Wynnewood, PA 19096

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.

Internal Medicine
100 E LANCASTER AVE
WYNNEWOOD, PA 19096
Internal Medicine
100 E LANCASTER AVE, 4 PAVILION, SUITE 4303
WYNNEWOOD, PA 19096
Pharmacist
100 E LANCASTER AVE, SUITE #12
WYNNEWOOD, PA 19096
Internal Medicine
100 E LANCASTER AVE, 4 PAVILION STE 4303
WYNNEWOOD, PA 19096
Nurse Anesthetist, Certified Registered
100 E LANCASTER AVE
WYNNEWOOD, PA 19096
Student in an Organized Health Care Education/Training Program
100 E LANCASTER AVE
WYNNEWOOD, PA 19096
Hospitalist
100 E LANCASTER AVE
WYNNEWOOD, PA 19096
Student in an Organized Health Care Education/Training Program
100 E LANCASTER AVE
WYNNEWOOD, PA 19096

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 David Harris's NPI number?

The NPI number for David Harris is 1871584169. It was assigned to this individual provider in the NPPES registry on November 4, 2005.

Where is David Harris located?

David Harris practices at 100 E Lancaster Ave Suite 417, Wynnewood, PA 19096. The listed phone number is (610) 658-9690.

What is David Harris's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

When was this NPI record last updated?

The NPPES record for David Harris was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.