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DR. JOHN G DIER M.D.
NPI 1063473775
Internal Medicine in Cooperstown, NY

Active since March 31, 2006
1 ATWELL RD, COOPERSTOWN, NY 13326(607) 547-3772(607) 547-3259 Get Directions Write a Review

NPPES record last updated: April 23, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. John G Dier M.d. NPPES

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

DR. JOHN G DIER M.D. (NPI 1063473775) is an individual internal medicine provider in Cooperstown, New York, licensed in New York (131358) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1063473775
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. JOHN G DIERCredential: M.D.
Location Address1 ATWELL RDCooperstown, NY 13326-1301
Mailing AddressPo Box 725Cooperstown, NY 13326-0725 · (607) 547-3276 · Fax (607) 547-3259
Phone(607) 547-3772
Fax(607) 547-3259
Sole ProprietorNo
Enumeration DateMarch 31, 2006
Last NPPES UpdateApril 23, 2008
✔ NPI 1063473775 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 131358
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.
1 ATWELL RD, Cooperstown, NY 13326
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Other Identifiers 3

Medicaid00434771NY
Medicare UPINC58876NY
Medicare ID-Type UnspecifiedDD1894NY · Upstate

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.

SHIRLEY SCHUE ARNP
Nurse Practitioner (Pediatrics)
1 ATWELL RD
COOPERSTOWN, NY 13326
Otsego County (607) 547-6982
MARGUERITE DUPLESSIS PA-C
Physician Assistant
1 ATWELL RD
COOPERSTOWN, NY 13326
Otsego County (607) 547-3153
KYLE NICK PA-C
Physician Assistant
1 ATWELL RD
COOPERSTOWN, NY 13326
Otsego County (607) 547-3456
MS. BARBARA MARY SEPP LCSW
Social Worker (Clinical)
1 ATWELL RD
COOPERSTOWN, NY 13326
Otsego County (607) 547-3500
PATRICIA LINDSAY PA-C
Physician Assistant (Surgical)
1 ATWELL RD
COOPERSTOWN, NY 13326
Otsego County (607) 547-3400
HAYLEE SMITH
Physician Assistant
1 ATWELL RD
COOPERSTOWN, NY 13326
Otsego County (607) 547-3456
DR. CHRIS L KJOLHEDE M.D.
Pediatrics
1 ATWELL RD
COOPERSTOWN, NY 13326
Otsego County (607) 547-3290
ELIZABETH FINAN GUINEY L.M., C.M.
Midwife
1 ATWELL RD
COOPERSTOWN, NY 13326
Otsego County (607) 547-3160

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 Dier's NPI number?

The NPI number for John Dier is 1063473775. It was assigned to this individual provider in the NPPES registry on March 31, 2006.

Where is John Dier located?

John Dier practices at 1 Atwell Rd, Cooperstown, NY 13326. The listed phone number is (607) 547-3772.

What is John Dier'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 Dier was last updated on April 23, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.