DR. DAVID R DOUGHERTY DO
NPI 1235196189
Internal Medicine - Medical Oncology in Williamsville, NY

Q: What is David Dougherty's NPI number?

The NPI number for David Dougherty is 1235196189. It was assigned to this individual provider in the NPPES registry on April 26, 2006.

Q: What is David Dougherty's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

Q: When was this NPI record last updated?

The NPPES record for David Dougherty was last updated on December 10, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

Active since April 26, 2006

295 ESSJAY RD, WILLIAMSVILLE, NY 14221(716) 630-1045(716) 630-1451 Get Directions Write a Review

NPPES record last updated: December 10, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 10, 2021, Oct 31, 2018 (2 updates tracked since 2018).

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About Dr. David R Dougherty Do NPPES

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

DR. DAVID R DOUGHERTY DO (NPI 1235196189) is an individual medical oncology provider in Williamsville, New York, licensed in New York (190466-1) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1235196189

Entity TypeIndividualMale

Primary Taxonomy207RX0202X

Provider Legal NameDR. DAVID R DOUGHERTYCredential: DO

Location Address295 ESSJAY RDWilliamsville, NY 14221-8216

Mailing Address425 Essjay Rd Ste 170Williamsville, NY 14221-5782 · (716) 630-1219

Phone(716) 630-1045

Fax(716) 630-1451

Sole ProprietorNo

Enumeration DateApril 26, 2006

Last NPPES UpdateDecember 10, 20212 updates tracked since enumeration

NPPES CertifiedDecember 10, 2021

✔ NPI 1235196189 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RX0202X

License✔ Licensed in NY · 190466-1

Definition

An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.

295 ESSJAY RD, Williamsville, NY 14221

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Other Identifiers 8

Other000523376001NY · Health Now

Other00010047601NY · Univera

Medicaid01503039NY

Other161000580NY · North American Preferred

Other161000580NY · Empire

Other060030225NY · Rr Medicare

Other2504875NY · Ghi

Other2706325NY · Iha

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.

YIJUN CHENG M.D.

Internal Medicine (Hematology & Oncology)