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DR. DONALD JAMES JACOB M.D.
NPI 1346362894
Internal Medicine in East Amherst, NY

Active since April 04, 2007
6161 TRANSIT RD, SUITE 6, EAST AMHERST, NY 14051(716) 688-6161(716) 636-5084 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Donald James Jacob M.d. NPPES

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

DR. DONALD JAMES JACOB M.D. (NPI 1346362894) is an individual internal medicine provider in East Amherst, New York, licensed in New York (176605) and active in the NPI registry since April 2007.

NPPES Registry Identity

NPI1346362894
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. DONALD JAMES JACOBCredential: M.D.
Location Address6161 TRANSIT RD, SUITE 6East Amherst, NY 14051-2606
Mailing Address8169 Oak Leaf LnWilliamsville, NY 14221-2856 · (716) 639-8011 · Fax (716) 639-7590
Phone(716) 688-6161
Fax(716) 636-5084
Sole ProprietorYes
Enumeration DateApril 4, 2007
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1346362894 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 176605
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.
Also ListedIndependent Medical ExaminerTaxonomy 202C00000X · License 176605-4B (NY)
Also ListedPreventive Medicine · Occupational MedicineTaxonomy 2083X0100X · License 176605 (NY)
6161 TRANSIT RD, East Amherst, NY 14051
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Other Providers at the Same Location NPPES 10

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

NORTHTOWN OBGYN PC
Obstetrics & Gynecology
6161 TRANSIT RD, SUITE#5
EAST AMHERST, NY 14051
Erie County (716) 636-8284
BETTERSMILE OF W.N.Y., PLLC
Dentist (General Practice)
6161 TRANSIT RD, SUITE 1
EAST AMHERST, NY 14051
Erie County (716) 688-3000
MOLLY ANN SHERON WHNP/CNMW
Nurse Practitioner (Women's Health)
6161 TRANSIT RD, STE 4
EAST AMHERST, NY 14051
Erie County (716) 810-9718
PHYLLIS MARIE BURGIO D.C.
Chiropractor
6161 TRANSIT RD, SUITE #7
EAST AMHERST, NY 14051
Erie County (716) 688-8856
DR. SHIKHA JOSHI M.D.
Internal Medicine
6161 TRANSIT RD
EAST AMHERST, NY 14051
Erie County (716) 202-9189
DR. GEORGE ALBAIR SIFAIN D.M.D.
Dentist (General Practice)
6161 TRANSIT RD, SUITE #1
EAST AMHERST, NY 14051
Erie County (716) 688-3000
DR. CLAIRE MORGAN PRUNIER DDS
Dentist
6161 TRANSIT RD
EAST AMHERST, NY 14051
Erie County (716) 688-3000
REBECCA FALSAFI, DDS, MS, PC
Dentist (Orthodontics and Dentofacial Orthopedics)
6161 TRANSIT RD, SUITE 10
EAST AMHERST, NY 14051
Erie County (716) 631-2166

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 Donald Jacob's NPI number?

The NPI number for Donald Jacob is 1346362894. It was assigned to this individual provider in the NPPES registry on April 4, 2007.

Where is Donald Jacob located?

Donald Jacob practices at 6161 Transit Rd Suite 6, East Amherst, NY 14051. The listed phone number is (716) 688-6161.

What is Donald Jacob'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 Donald Jacob was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.