Marco Rodrigo Oldsman, CRNP
NPI 1083166300ActiveIndividual· Nurse Practitioner, Primary Care· Baltimore, MD
Nurse Practitioner, Primary Care (CRNP) with University of Maryland Physicians PA, practicing in Baltimore, Maryland. Their prescriptions cost Medicare Part D more than their services did: $235,170 for 1,430 claims, against $14,348 paid for services in 2024. One Lambda, Inc. was the largest of 2 companies reporting payments in 2025, $144.96 in all, mostly food and beverage. Lists University of Maryland Medical Center as a hospital affiliation.
Overview
| NPI | 1083166300 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNP |
| Sole proprietor | No |
| NPI issued | Nov 3, 2016 |
| Last updated in NPPES | Nov 3, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Primary Care Primary | 363LP2300X | R209333 | MD |
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 - Nurse Practitioner (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 76 |
|---|---|
| Services billed | 145 across 10 procedure codes |
| Paid by Medicare | $14,348 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,430 · 2,989 30-day fills |
|---|---|
| Patients | 112 |
| Total drug cost | $235,170 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- University of Maryland Physicians PABaltimore, MD · 404 clinicians
Hospital affiliation
- University of Maryland Medical CenterBaltimore, MD
Industry payments (Open Payments)
- 2025$144.96 · 2 payments from 2 companies
- 2024$252.20 · 7 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| One Lambda, Inc. | $123.36 | 1 |
| Abbott Laboratories | $21.60 | 1 |
What the 2025 payments were for
- Food and Beverage$144.96 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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