David Marks Cohen, MD
NPI 1235499237ActiveIndividual· Internal Medicine, Pulmonary Disease· South Portland, ME
Internal Medicine, Pulmonary Disease (MD) in South Portland, Maine, trained at Warren Alpert Medical School of Brown University (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $2,154,428 for 2,514 claims, against $70,004 paid for services in 2024. ICU Medical Inc reported $19.37 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1235499237 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 23, 2012 |
| Last updated in NPPES | Mar 10, 2026 |
| Certified by provider | Mar 10, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | MD22007 | ME |
| Internal Medicine, Critical Care Medicine | 207RC0200X | MD22007 | ME |
| Internal Medicine | 207R00000X | MD22007 | ME |
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 - Pulmonary Disease (ME) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 440 |
|---|---|
| Services billed | 1,008 across 37 procedure codes |
| Paid by Medicare | $70,004 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,514 · 3,194 30-day fills |
|---|---|
| Patients | 354 |
| Total drug cost | $2,154,428 |
| Generic share | 48% of claims |
Education and affiliations
| Medical school | Warren Alpert Medical School of Brown University |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Pulmonary Disease |
Medical groups
- MainehealthPortland, ME · 2,633 clinicians
- Mercy HospitalPortland, ME · 301 clinicians
- Chest Medicine Associates PASouth Portland, ME · 30 clinicians
Hospital affiliations
- LincolnhealthDamariscotta, ME
- Mainehealth Maine Medical CenterPortland, ME
- Mainehealth Mid Coast HospitalBrunswick, ME
- Memorial Hospital, theNorth Conway, NH
- Northern Light Mercy HospitalPortland, ME
Industry payments (Open Payments)
- 2025$19.37 · 1 payment from 1 company
- 2024$1,252 · 5 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| ICU Medical Inc | $19.37 | 1 |
What the 2025 payments were for
- Food and Beverage$19.37 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 26 pulmonologists in South Portland · All pulmonologists in Maine