Rex Alan Marley, CRNA
NPI 1518955798ActiveIndividual· Nurse Anesthetist, Certified Registered· Fort Collins, CO
Nurse Anesthetist, Certified Registered (CRNA) in Fort Collins, Colorado, trained at University of Kansas School of Med (Kc/Wich/Sal) (class of 1990). Medicare paid $42,199 for services to 316 patients in 2024. Merck Sharp & Dohme LLC reported $46.80 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1518955798 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | No |
| NPI issued | Oct 11, 2005 |
| Last updated in NPPES | Jul 14, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | CRA-744 | CO |
| Nurse Anesthetist, Certified Registered | 367500000X | 72658 | CO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Certified Registered Nurse Anesthetist (CRNA) (CO); Practitioner - Certified Registered Nurse Anesthetist (CRNA) (NE) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 316 |
|---|---|
| Services billed | 433 across 38 procedure codes |
| Paid by Medicare | $42,199 |
Education and affiliations
| Medical school | University of Kansas School of Med (Kc/Wich/Sal) |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical groups
- Northern Colorado Anesthesia Professionals PLLCFort Collins, CO · 160 clinicians
- Eye Center of Northern Colorado PCLakewood, CO · 71 clinicians
- Summit Eye Center PCLoveland, CO · 9 clinicians
Hospital affiliation
- Poudre Valley HospitalFort Collins, CO
Industry payments (Open Payments)
- 2025$46.80 · 2 payments from 1 company
- 2024$34.15 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $46.80 | 2 |
What the 2025 payments were for
- Food and Beverage$46.80 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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