Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mackinac Straits Health System Inc

Organization Family Medicine Physician · NPI 1659868206

Mackinac Straits Health System Inc is a Family Medicine Physician in Cheboygan, Michigan. Registered with an NPI since 2018.

In the registry since
2018
Specialties on file
2
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

920 S Huron St
Cheboygan, MI 49721-2267
Phone: (231) 597-8192
Fax: (231) 597-8463
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Rural Health Clinic/Center (primary) Taxonomy 261QR1300X
Family Medicine Physician Taxonomy 207Q00000X

Record details

NPI number1659868206
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationMackinac Straits Health System Inc
Authorized official Sonja Sprague — Credentialing · (906) 643-0451
Other names Rivertown Medical Clinic; Rivertown Medical Clinic
NPI enumeratedApril 19, 2018
Last updated in NPPESJune 9, 2026
Certification dateJune 9, 2026
Mailing address1140 N State St, Saint Ignace, MI 49781-1013

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