Quick answers
- Which hospitals does John R. Spencer work at?
- Medicare's official clinician data lists John R. Spencer at 3 hospitals: Thedacare Medical Center - Shawano, Thedacare Regional Medical Center - Appleton Inc and Thedacare Regional Medical Center - Neenah. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John R. Spencer see patients?
- Medicare's clinician data lists 2 practice locations, including Menasha, WI and Appleton, WI. Call before your visit to confirm the address.
- What is John R. Spencer's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does John R. Spencer accept Medicare assignment?
- Yes. Medicare's clinician data says John R. Spencer accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does John R. Spencer offer telehealth?
- Medicare's clinician data says John R. Spencer offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for John R. Spencer?
- (920) 832-8500, as listed in official Medicare / NPI Registry data.
- What is John R. Spencer's NPI number?
- 1598720575. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John R. Spencer works
Medicare's Facility Affiliation Data lists John R. Spencer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Thedacare Medical Center - ShawanoShawano, WI · Critical Access Hospital · CCN 521346
- Thedacare Regional Medical Center - Appleton IncAppleton, WI · Acute Care Hospital · CCN 520160
- Thedacare Regional Medical Center - NeenahNeenah, WI · Acute Care Hospital · CCN 520045
Practice locations
Addresses where John R. Spencer is enrolled with Medicare (CMS data updated 2026-10-02).
- 2005 Midway RdMenasha, WI 54952 (920) 832‑8500
- W5282 Amy AveAppleton, WI 54915 (920) 358‑1900
Group practices
Medicare enrollment lists John R. Spencer as a member of this group (CMS data updated 2026-10-02).
- Thedacare, Incorporated647 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Menasha
Clinicians with the same Medicare primary specialty in Menasha, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1598720575 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians