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Contact Information

GAY D TREPANIER, MD
481 E DIVISION ST
SUITE 100
FOND DU LAC, WI54935-3748
 Phone: 920-929-8120
 Fax: 920-929-8126
 Website:
 

Specialty

Taxonomy Code Specialty Code Provider Type

Geriatric Medicine

207QG0300X 08 Physician/Family Practice
 

Family Medicine

207Q00000X 08 Physician/Family Practice
Indicates primary specialty

NPI Profile & details for GAY D TREPANIER · (Male)

NPI # 1164415709
Status Active
Credentials MD
Entity Individual
Enumeration date 08/30/2005
Last updated 09/11/2025 - About 9 months ago
Sole proprietor 1 No
Identifiers
  • WI License # 16852
  • WI Medicaid 31081800
Hospital affiliation(s) Not Available
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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