Michael Darley, M.D.
NPI 1538458146ActiveIndividual· Internal Medicine, Rheumatology· Provo, UT
Internal Medicine, Rheumatology (M.D.) in Provo, Utah, trained at Saint Louis University School of Medicine (class of 2011). Their prescriptions cost Medicare Part D more than their services did: $2,017,586 for 2,614 claims, against $284,125 paid for services in 2024. Amgen Inc. was the largest of 13 companies reporting payments in 2025, $1,872 in all, mostly food and beverage.
Overview
| NPI | 1538458146 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 4, 2011 |
| Last updated in NPPES | Sep 8, 2025 |
| Certified by provider | Sep 8, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 8436520-1205 | UT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Rheumatology (UT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 210 |
|---|---|
| Services billed | 24,118 across 29 procedure codes |
| Paid by Medicare | $284,125 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,614 · 5,884 30-day fills |
|---|---|
| Patients | 397 |
| Total drug cost | $2,017,586 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Saint Louis University School of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Rheumatology |
| Telehealth | Offers telehealth |
Medical group
- Peak ENT AssociatesProvo, UT · 21 clinicians
Hospital affiliations
- American Fork HospitalAmerican Fork, UT
- Castleview HospitalPrice, UT
- Holy Cross Hospital-Jordan ValleyWest Jordan, UT
- Intermountain Health Spanish Fork HospitalSpanish Fork, UT
- Intermountain Health Utah Valley HospitalProvo, UT
Industry payments (Open Payments)
- 2025$1,872 · 96 payments from 13 companies
- 2024$2,182 · 173 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $457.73 | 34 |
| Ucb, Inc. | $313.20 | 10 |
| Janssen Biotech, Inc. | $285.44 | 8 |
| Abbvie Inc. | $230.65 | 16 |
| Novartis Pharmaceuticals Corporation | $177.75 | 10 |
What the 2025 payments were for
- Food and Beverage$1,673 · 94 payments
- Education$198.99 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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