Christopher A. Haas, M.D.
NPI 1114942661ActiveIndividual· Emergency Medicine· Newport News, VA
Emergency Medicine (M.D.) with Riverside Physician Services Inc, practicing in Newport News, Virginia. 420 Medicare patients in 2024, $52,135 paid; nearly all of their 196 Part D prescriptions were generic (92%). Regeneron Healthcare Solutions, Inc. was the largest of 3 companies reporting payments in 2025, $274.48 in all, mostly food and beverage. Lists Riverside Doctors' Hospital of Williamsburg and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1114942661 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 13, 2006 |
| Last updated in NPPES | May 30, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 0101-221490 | VA |
| Emergency Medicine | 207P00000X | 022271 | LA |
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 - Emergency Medicine (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 420 |
|---|---|
| Services billed | 459 across 25 procedure codes |
| Paid by Medicare | $52,135 |
Part D prescriptions in 2024
| Prescriptions (claims) | 196 · 199 30-day fills |
|---|---|
| Patients | 138 |
| Total drug cost | $3,199 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | Emergency Medicine |
Medical group
- Riverside Physician Services IncWilliamsburg, VA · 797 clinicians
Hospital affiliations
- Riverside Doctors' Hospital of WilliamsburgWilliamsburg, VA
- Riverside Regional Medical CenterNewport News, VA
- Riverside Walter Reed HospitalGloucester, VA
Industry payments (Open Payments)
- 2025$274.48 · 5 payments from 3 companies
- 2024$348.00 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $174.46 | 2 |
| Ucb, Inc. | $66.83 | 2 |
| Csl Behring | $33.19 | 1 |
What the 2025 payments were for
- Food and Beverage$274.48 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 60 emergency medicine physicians in Newport News · All emergency medicine physicians in Virginia