Maria L.M. Olberding, M.D.
NPI 1003807900ActiveIndividual· Family Medicine· Marshalltown, IA
Family Medicine (M.D.) in Marshalltown, Iowa, trained at University of Nebraska College of Medicine (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $922,391 for 16,542 claims, against $318,702 paid for services in 2024. Dexcom, Inc. reported $15.66 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1003807900 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 31, 2005 |
| Last updated in NPPES | Feb 2, 2026 |
| Certified by provider | Feb 2, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 28343 | IA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Family Practice (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 711 |
|---|---|
| Services billed | 15,409 across 153 procedure codes |
| Paid by Medicare | $318,702 |
Part D prescriptions in 2024
| Prescriptions (claims) | 16,542 · 33,369 30-day fills |
|---|---|
| Patients | 972 |
| Total drug cost | $922,391 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | University of Nebraska College of Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Family Practice |
Medical group
- McFarland Clinic PCAmes, IA · 363 clinicians
Hospital affiliations
- Mary Greeley Medical CenterAmes, IA
- Unitypoint Health - MarshalltownMarshalltown, IA
Other facilities
- Angels Care Home Health of IowaHome health agency · Des Moines, IA
- Centerwell Home HealthHome health agency · Urbandale, IA
- Suncrest Home HealthHome health agency · West Des Moines, IA
- Unitypoint at HomeHome health agency · Waterloo, IA
- Iowa River HospiceHospice · Marshalltown, IA
- Suncrest Hospice, LLCHospice · West Des Moines, IA
Industry payments (Open Payments)
- 2025$15.66 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dexcom, Inc. | $15.66 | 1 |
What the 2025 payments were for
- Food and Beverage$15.66 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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