Quick answers
- Which hospitals does Roger G. Peck work at?
- Medicare's official clinician data lists Roger G. Peck at 4 hospitals: Ascension Via Christi Hospital Manhattan, Inc, Clay County Medical Center, Stormont Vail Health Flint Hills, LLC and Wamego Health Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Roger G. Peck see patients?
- Medicare's clinician data lists 1 practice location in Manhattan, KS. Call before your visit to confirm the address.
- What is Roger G. Peck's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Roger G. Peck accept Medicare assignment?
- Yes. Medicare's clinician data says Roger G. Peck 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 Roger G. Peck offer telehealth?
- Medicare's clinician data says Roger G. Peck offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Roger G. Peck?
- (785) 270-8723, as listed in official Medicare / NPI Registry data.
- What is Roger G. Peck's NPI number?
- 1972570331. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Roger G. Peck works
Medicare's Facility Affiliation Data lists Roger G. Peck at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension Via Christi Hospital Manhattan, IncManhattan, KS · Acute Care Hospital · CCN 170142
- Clay County Medical CenterClay Center, KS · Critical Access Hospital · CCN 171371
- Stormont Vail Health Flint Hills, LLCJunction City, KS · Acute Care Hospital · CCN 170074
- Wamego Health CenterWamego, KS · Critical Access Hospital · CCN 171337
Practice locations
Addresses where Roger G. Peck is enrolled with Medicare (CMS data updated 2026-10-02).
- 1325 Research Park DrManhattan, KS 66502 (785) 270‑8723
Group practices
Medicare enrollment lists Roger G. Peck as a member of this group (CMS data updated 2026-10-02).
- Cotton-O'neil Clinic Revocable Trust666 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Manhattan
Clinicians with the same Medicare primary specialty in Manhattan, KS — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Kansas School Of Med (kc/wich/sal) |
| Graduation year | 1981 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1972570331 |
| 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