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DR. WILLIAM JEROLD HISGEN M.D.
NPI 1952554966
Internal Medicine - Geriatric Medicine in Madison, WI

Active since November 04, 2008
1215 GARFIELD ST, 1215 GARFIELD ST., MADISON, WI 53711(608) 256-3489 Get Directions Write a Review

NPPES record last updated: November 4, 2008. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. William Jerold Hisgen M.d. NPPES

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

DR. WILLIAM JEROLD HISGEN M.D. (NPI 1952554966) is an individual geriatric medicine provider in Madison, Wisconsin, licensed in Wisconsin (16404) and active in the NPI registry since November 2008.

NPPES Registry Identity

NPI1952554966
Entity TypeIndividualMale
Primary Taxonomy207RG0300X
Provider Legal NameDR. WILLIAM JEROLD HISGENCredential: M.D.
Location Address1215 GARFIELD ST, 1215 GARFIELD ST.Madison, WI 53711-2215
Mailing Address1215 Garfield St, 1215 Garfield St.Madison, WI 53711-2215 · (608) 256-3489
Phone(608) 256-3489
Sole ProprietorYes
Enumeration DateNovember 4, 2008
✔ NPI 1952554966 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RG0300X
License✔ Licensed in WI · 16404
Definition

An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.

1215 GARFIELD ST, Madison, WI 53711
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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 William Hisgen's NPI number?

The NPI number for William Hisgen is 1952554966. It was assigned to this individual provider in the NPPES registry on November 4, 2008.

Where is William Hisgen located?

William Hisgen practices at 1215 Garfield St 1215 Garfield St., Madison, WI 53711. The listed phone number is (608) 256-3489.

What is William Hisgen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

When was this NPI record last updated?

The NPPES record for William Hisgen was last updated on November 4, 2008. NPI Profile syncs with the weekly NPPES data releases published by CMS.