Mark R. Nielsen, MD
NPI 1609830843ActiveIndividual· Internal Medicine· Bloomington, MN
Internal Medicine (MD) in Bloomington, Minnesota, trained at University of Minnesota Medical School (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $623,295 for 9,486 claims, against $87,182 paid for services in 2024. Abbott Laboratories reported $27.19 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1609830843 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 14, 2006 |
| Last updated in NPPES | May 16, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 35777 | MN |
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 (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 276 |
|---|---|
| Services billed | 2,589 across 86 procedure codes |
| Paid by Medicare | $87,182 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,486 · 23,422 30-day fills |
|---|---|
| Patients | 802 |
| Total drug cost | $623,295 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Minnesota Medical School |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Fairview ClinicsEagan, MN · 782 clinicians
Hospital affiliations
- M Health Fairview Ridges HospitalBurnsville, MN
- M Health Fairview Southdale HospitalEdina, MN
- M Health Fairview University of Mn Medical CenterMinneapolis, MN
Other facilities
- Accentcare Fairview Home Health - West, LLCHome health agency · Saint Paul, MN
Industry payments (Open Payments)
- 2024$27.19 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $27.19 | 1 |
What the 2024 payments were for
- Food and Beverage$27.19 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 42 internal medicine physicians in Bloomington · All internal medicine physicians in Minnesota