National Provider Identifier Database

JOHN T HENNINGSEN, MD – NPI #1578663225
Geriatric Medicine

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.


Contact Information

JOHN T HENNINGSEN, MD
1020 LAKESHORE DR
RICE LAKE, WI54868
Phone: 715-236-8150
Fax:
Website:
Specialty Taxonomy Code
* Geriatric Medicine 207RG0300X
Family Medicine 207Q00000X

* Indicates primary specialty

NPI Profile & details for JOHN T HENNINGSEN

NPI Number 1578663225
Credentials MD
Entity Individual
Enumeration date 09/23/2006
Last updated 09/11/2025 - About 9 months ago
Sole proprietor1 No
Identifiers
  • WI License #: 15237
  • WI Medicaid: 30974800
Hospital affiliation n/a

1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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