Quick answers
- Which hospitals does Penny Denning work at?
- Medicare's official clinician data lists Penny Denning at 3 hospitals: Central Montana Medical Center, Intermountain Health St Vincent Regional Hospital and McCone County Health Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Penny Denning see patients?
- Medicare's clinician data lists 4 practice locations, including Billings, MT, Hardin, MT and Circle, MT. Call before your visit to confirm the address.
- What is Penny Denning's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Penny Denning accept Medicare assignment?
- Yes. Medicare's clinician data says Penny Denning 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.
- What is the phone number for Penny Denning?
- (406) 237-8270, as listed in official Medicare / NPI Registry data.
- What is Penny Denning's NPI number?
- 1710064274. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Penny Denning works
Medicare's Facility Affiliation Data lists Penny Denning at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Central Montana Medical CenterLewistown, MT · Critical Access Hospital · CCN 271345
- Intermountain Health St Vincent Regional HospitalBillings, MT · Acute Care Hospital · CCN 270049
- McCone County Health CenterCircle, MT · Critical Access Hospital · CCN 271305
Practice locations
Addresses where Penny Denning is enrolled with Medicare (CMS data updated 2026-10-02).
- 1233 N 30th StBillings, MT 59101
- 16 N Miles Ave, Suite 101Hardin, MT 59034 (406) 237‑8270
- 605 Sullivan AveCircle, MT 59215 (406) 485‑3381
- PO Box, Suite 48Circle, MT 59215
Group practices
Medicare enrollment lists Penny Denning as a member of these groups (CMS data updated 2026-10-02).
- SCL Health Medical Group - Billings LLC297 clinicians in the group
- McCone County Health Center Inc5 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Billings
Clinicians with the same Medicare primary specialty in Billings, MT — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 1999 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1710064274 |
| 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