Heidi Gayle Dahlem, M.D.
NPI 1619001781ActiveIndividual· Internal Medicine· Cedar Rapids, IA
Internal Medicine (M.D.) in Cedar Rapids, Iowa, trained at University of Iowa, Rj & L Carver College of Medicine (class of 2004). Their prescriptions cost Medicare Part D more than their services did: $906,973 for 11,354 claims, against $143,263 paid for services in 2024. Aimmune Therapeutics, Inc. reported $14.58 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1619001781 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 14, 2007 |
| Last updated in NPPES | Jul 9, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 37314 | IA |
| Internal Medicine | 207R00000X | R-7258 | IA |
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 - Internal Medicine (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 402 |
|---|---|
| Services billed | 3,860 across 70 procedure codes |
| Paid by Medicare | $143,263 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11,354 · 23,791 30-day fills |
|---|---|
| Patients | 611 |
| Total drug cost | $906,973 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Iowa, Rj & L Carver College of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Internal Medicine |
Medical group
- Mercy Physician Associates IncHiawatha, IA · 101 clinicians
Hospital affiliations
- Mercy Medical Center - Cedar RapidsCedar Rapids, IA
- St Lukes HospitalCedar Rapids, IA
Other facilities
- Aveanna HealthcareHome health agency · Hiawatha, IA
- Mercy Home CareHome health agency · Cedar Rapids, IA
Industry payments (Open Payments)
- 2025$14.58 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Aimmune Therapeutics, Inc. | $14.58 | 1 |
What the 2025 payments were for
- Food and Beverage$14.58 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 41 internal medicine physicians in Cedar Rapids · All internal medicine physicians in Iowa