Mark Thomas Brown, M.D.
NPI 1023024395ActiveIndividual· Otolaryngology· Concord, MA
Otolaryngology (M.D.) in Concord, Massachusetts, trained at Baylor College of Medicine (class of 1989). 659 Medicare patients in 2024, $115,530 paid; all of their 471 Part D prescriptions were generic.
Overview
| NPI | 1023024395 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 31, 2006 |
| Last updated in NPPES | Nov 16, 2022 |
| Certified by provider | Nov 16, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Otolaryngology Primary | 207Y00000X | 79299 | MA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Otolaryngology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 659 |
|---|---|
| Services billed | 1,298 across 44 procedure codes |
| Paid by Medicare | $115,530 |
Part D prescriptions in 2024
| Prescriptions (claims) | 471 · 670 30-day fills |
|---|---|
| Patients | 236 |
| Total drug cost | $10,005 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Baylor College of Medicine |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Otolaryngology |
| Telehealth | Offers telehealth |
Medical group
- Massachusetts Eye and Ear Associates, IncBoston, MA · 433 clinicians
Hospital affiliations
- Emerson Hospital -W Concord, MA
- Massachusetts Eye and Ear Infirmary -Boston, MA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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