Diane Claire Pressman, M.D.
NPI 1104115054ActiveIndividual· Internal Medicine· Lutherville, MD
Internal Medicine (M.D.) in Lutherville, Maryland, trained at University of Maryland School of Medicine (class of 2011). Their prescriptions cost Medicare Part D more than their services did: $233,846 for 1,764 claims, against $68,521 paid for services in 2024. Pfizer Inc. was the largest of 10 companies reporting payments in 2025, $402.63 in all, mostly food and beverage.
Overview
| NPI | 1104115054 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 31, 2011 |
| Last updated in NPPES | Sep 4, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | D77405 | MD |
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 (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 155 |
|---|---|
| Services billed | 811 across 37 procedure codes |
| Paid by Medicare | $68,521 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,764 · 4,172 30-day fills |
|---|---|
| Patients | 154 |
| Total drug cost | $233,846 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Maryland School of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Greenspring Personal Medicine, LLCLutherville, MD · 6 clinicians
Hospital affiliations
- Greater Baltimore Medical CenterBaltimore, MD
- Johns Hopkins Hospital, theBaltimore, MD
Other facilities
- Chestnut Grn Hlth Ctr BlakehurNursing home · Towson, MD
Industry payments (Open Payments)
- 2025$402.63 · 19 payments from 10 companies
- 2024$417.38 · 22 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $102.21 | 5 |
| Novo Nordisk Inc | $99.92 | 4 |
| Bayer Healthcare Pharmaceuticals Inc. | $50.57 | 2 |
| Exact Sciences Corporation | $39.10 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $24.53 | 1 |
What the 2025 payments were for
- Food and Beverage$402.63 · 19 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 120 internal medicine physicians in Lutherville · All internal medicine physicians in Maryland