Spencer W Fast, MD

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

49906 Issued in WI

Practice address

3400 Ministry Pkwy
Schofield, WI 54476-5220

Phone

(715) 393-1000

NPI assigned

Jan 23, 2007

Last updated

Aug 24, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Other identifiers 1

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in WI

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: sfast656476@direct.unitypoint.org

All facility ownership & control disclosures 1

Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.

Owned or controlled facilities with NPI records 1

Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.

• Reedsburg Area Senior Life Center Inc

  • Skilled Nursing Facility
  • Reedsburg, WI
  • NPI 1023006814

  Adp of the SNF, Operational/Managerial Control

  CMS ownership

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Reedsburg Area Medical Center, Inc.

  • Critical Access Hospital
  • Reedsburg, WI
  • NPI 1891796710
  Medicare reassignment NPD
• Reedsburg Area Medical Center Inc

  dba RAMC La Valle Clinic

  • Rural Health Clinic/Center
  • La Valle, WI
  • NPI 1437049566
  NPD
• Reedsburg Area Medical Center, Inc.

  • Family Medicine Physician
  • Reedsburg, WI
  • NPI 1457780983
  NPD
• St Luke's Methodist Hospital

  • General Acute Care Hospital
  • Cedar Rapids, IA
  • NPI 1083708226
  NPD
• Reedsburg Area Senior Life Center Inc

  • Skilled Nursing Facility
  • Reedsburg, WI
  • NPI 1023006814
  NPD (past)

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1169510400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787529600000",
    "number": "1306990429",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1000 N OAK AVE",
            "city": "MARSHFIELD",
            "state": "WI",
            "postal_code": "544495703",
            "telephone_number": "715-387-5511"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3400 MINISTRY PKWY",
            "city": "SCHOFIELD",
            "state": "WI",
            "postal_code": "544765220",
            "telephone_number": "715-393-1000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1900 N Dewey Ave",
            "address_purpose": "LOCATION",
            "city": "Reedsburg",
            "state": "WI",
            "postal_code": "539592214",
            "country_code": "US",
            "telephone_number": "608-524-6477",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "FAST",
        "first_name": "SPENCER",
        "middle_name": "W",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-01-23",
        "last_updated": "2026-08-24",
        "certification_date": "2026-08-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "WI",
            "license": "49906",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "34752300",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "him@marshfieldclinichealthsystem.cernerdirect.com",
            "affiliation": "N",
            "address_1": "3400 Ministry Pkwy",
            "city": "Schofield",
            "state": "WI",
            "country_code": "US",
            "postal_code": "544765220",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Michael David Dill, PHARM.D.
• Lauri A Doepke, LPC
• Krystle Rose Drees, FNP-C
• Sean Michael Dumais
• Amy C Esker, LCSW
• Dennis J Fehrman, D.D.S., M.S., S.C.
• Stephanie Jo Felhofer, PTA
• Joyce Rita Fischer, LPN,RCS
• Golden Mean Enterprises
• Betty Sue Groth, PTA

• Family Medicine Physician in Schofield, WI
• Providers in Schofield, WI by specialty
• Family Medicine Physician in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 24, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; facility enrollments, owners and changes of ownership; Provider of Services certification data; Order and Referring.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.