Quick answers
- Does Gregory F. Holley accept Medicare assignment?
- Yes. Medicare's clinician data says Gregory F. Holley accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Gregory F. Holley's NPI number?
- 1154407823. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gregory F. Holley works
Medicare's Facility Affiliation Data lists Gregory F. Holley at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Valley View Hospital AssociationGlenwood Springs, CO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 060075
Practice locations
Addresses where Gregory F. Holley is enrolled with Medicare (CMS data updated October 2, 2026).
- 1906 Blake AveGlenwood Spgs, CO 81601
- 350 Market St, Unit 201Basalt, CO 81621
- 978 Euclid AveCarbondale, CO 81623
Group practices
Medicare enrollment lists Gregory F. Holley as a member of this group (CMS data updated October 2, 2026).
- Valley View Hospital Association202 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Glenwood Spgs
Clinicians with the same Medicare primary specialty in Glenwood Spgs, CO — not a recommendation.
Other clinicians in Valley View Hospital Association
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2004 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1154407823 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- 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