A Douglas Chervenak, D.O.
NPI 1356491484ActiveIndividual· Family Medicine· Smyrna, DE
Family Medicine (D.O.) in Smyrna, Delaware, trained at Philadelphia College of Osteopathic Medicine (class of 1973). Their prescriptions cost Medicare Part D more than their services did: $728,130 for 5,391 claims, against $112,140 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 6 companies reporting payments in 2025, $202.49 in all, mostly food and beverage.
Overview
| NPI | 1356491484 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Jan 11, 2007 |
| Last updated in NPPES | Aug 3, 2022 |
| Certified by provider | Aug 3, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | C2-0003255 | DE |
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 - Family Practice (DE) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 310 |
|---|---|
| Services billed | 4,120 across 37 procedure codes |
| Paid by Medicare | $112,140 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,391 · 12,149 30-day fills |
|---|---|
| Patients | 381 |
| Total drug cost | $728,130 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Philadelphia College of Osteopathic Medicine |
|---|---|
| Graduation year | 1973 |
| Medicare specialty | Family Practice |
Hospital affiliations
- Bayhealth Hospital, Sussex CampusMilford, DE
- Bayhealth Medical Center, Kent CampusDover, DE
- Christiana HospitalNewark, DE
Other facilities
- Amedisys Delaware, LLCHome health agency · Dover, DE
- Bayada Home Health Care at BayhealthHome health agency · Dover, DE
Industry payments (Open Payments)
- 2025$202.49 · 12 payments from 6 companies
- 2024$768.25 · 52 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $63.56 | 4 |
| Abbott Laboratories | $55.28 | 3 |
| Astrazeneca Pharmaceuticals LP | $40.51 | 2 |
| Abbvie Inc. | $17.15 | 1 |
| Novo Nordisk Inc | $14.00 | 1 |
What the 2025 payments were for
- Food and Beverage$202.49 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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