Quick answers
- Which hospitals does Ray King work at?
- Medicare's official clinician data lists Ray King at 3 hospitals: UnityPoint Health - Meriter, University of WI Hospitals & Clinics Authority and UW Health. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ray King see patients?
- Medicare's clinician data lists 2 practice locations, including Madison, WI and Rockford, IL. Call before your visit to confirm the address.
- What is Ray King's specialty?
- Medicare lists Colorectal Surgery (Proctology) as the primary specialty, and also General Surgery.
- Does Ray King accept Medicare assignment?
- Yes. Medicare's clinician data says Ray King 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 Ray King offer telehealth?
- Medicare's clinician data says Ray King offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Ray King?
- (608) 287-2000, as listed in official Medicare / NPI Registry data.
- What is Ray King's NPI number?
- 1336460666. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ray King works
Medicare's Facility Affiliation Data lists Ray King at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- UnityPoint Health - MeriterMadison, WI · Acute Care Hospital · CCN 520089
- University of WI Hospitals & Clinics AuthorityMadison, WI · Acute Care Hospital · CCN 520098
- UW HealthRockford, IL · Acute Care Hospital · CCN 140228
Practice locations
Addresses where Ray King is enrolled with Medicare (CMS data updated 2026-10-02).
- 1 S Park StMadison, WI 53715 (608) 287‑2000
- 209 9th St, Suite 200Rockford, IL 61104 (779) 696‑2750
Group practices
Medicare enrollment lists Ray King as a member of these groups (CMS data updated 2026-10-02).
- University of Wisconsin Medical Foundation Inc2,553 clinicians in the group
- Swedishamerican Hospital389 clinicians in the group
Specialties
Find other Colorectal Surgery (Proctology) doctors in Wisconsin →
Other colorectal surgeons in Madison
Clinicians with the same Medicare primary specialty in Madison, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2010 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1336460666 |
| 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