Mason Lane Dunham, M.D.
NPI 1225485162ActiveIndividual· Anesthesiology· Columbia, MD
Anesthesiology (M.D.) in Columbia, Maryland, trained at University of Maryland School of Medicine (class of 2016). Medicare paid $12,894 for services to 80 patients in 2024. Zimmer Biomet Holdings, Inc. reported $928.66 in payments in 2025, mostly travel and lodging.
Overview
| NPI | 1225485162 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 20, 2016 |
| Last updated in NPPES | Sep 28, 2020 |
| Certified by provider | Sep 25, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | D90023 | 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 - Anesthesiology (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 80 |
|---|---|
| Services billed | 86 across 40 procedure codes |
| Paid by Medicare | $12,894 |
Education and affiliations
| Medical school | University of Maryland School of Medicine |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Anesthesiology |
Medical group
- Johns Hopkins UniversityBaltimore, MD · 2,909 clinicians
Hospital affiliation
- Johns Hopkins Howard County Medical CenterColumbia, MD
Industry payments (Open Payments)
- 2025$928.66 · 5 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zimmer Biomet Holdings, Inc. | $928.66 | 5 |
What the 2025 payments were for
- Travel and Lodging$789.75 · 3 payments
- Food and Beverage$138.91 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other anesthesiologists in Columbia
- 1063647998
- 1205289741
- 1225396377
- 1376864009
- 1578095865
- 1770550329
- 1992771810
- 1013396449
- 1679216436
- 1073349494
- 1144024738
- 1205673068
All 45 anesthesiologists in Columbia · All anesthesiologists in Maryland