Donald J. Hagler Sr., M.D.
NPI 1942206016ActiveIndividual· Pediatrics, Pediatric Cardiology· Rochester, MN
Pediatrics, Pediatric Cardiology (M.D.) in Rochester, Minnesota, trained at Saint Louis University School of Medicine (class of 1968). Mostly services rather than prescriptions: Medicare paid $22,568 for 105 patients in 2024, with only 43 Part D claims. Medtronic, Inc. reported $387.12 in payments in 2025, mostly travel and lodging.
Overview
| NPI | 1942206016 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 23, 2005 |
| Last updated in NPPES | Sep 29, 2020 |
| Certified by provider | Sep 29, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Cardiology Primary | 2080P0202X | 21039 | MN |
| Pediatrics, Pediatric Cardiology | 2080P0202X | 24809 | AZ |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 21039 | MN |
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 - Cardiovascular Disease (Cardiology) (AZ); Practitioner - Cardiovascular Disease (Cardiology) (IA); Practitioner - Pediatric Medicine (MN); Practitioner - Pediatric Medicine (ND); Practitioner - Pediatric Medicine (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 105 |
|---|---|
| Services billed | 262 across 40 procedure codes |
| Paid by Medicare | $22,568 |
Part D prescriptions in 2024
| Prescriptions (claims) | 43 · 103 30-day fills |
|---|---|
| Patients | 11 |
| Total drug cost | $1,923 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Saint Louis University School of Medicine |
|---|---|
| Graduation year | 1968 |
| Medicare specialty | Pediatric Medicine |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
Medical groups
- Mayo ClinicRochester, MN · 4,956 clinicians
- Mayo Clinic Health System-Northwest Wisconsin Region IncEau Claire, WI · 802 clinicians
- Mayo Clinic Health System-Southwest Minnesota RegionMankato, MN · 661 clinicians
Hospital affiliation
- Mayo Clinic Hospital RochesterRochester, MN
Industry payments (Open Payments)
- 2025$387.12 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $387.12 | 2 |
What the 2025 payments were for
- Travel and Lodging$387.12 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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