Christopher B. Spencer, M.D.
NPI 1538143797ActiveIndividual· Anesthesiology· Guilford, CT
Anesthesiology (M.D.) in Guilford, Connecticut, trained at State University of New York Downstate Medical Center (class of 1993). Medicare paid $21,836 for services to 190 patients in 2024. Takeda Pharmaceuticals U.S.A., Inc. was the largest of 10 companies reporting payments in 2025, $739.59 in all, mostly food and beverage.
Overview
| NPI | 1538143797 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 1, 2005 |
| Last updated in NPPES | Nov 2, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 039597 | CT |
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 - Anesthesiology (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 190 |
|---|---|
| Services billed | 196 across 5 procedure codes |
| Paid by Medicare | $21,836 |
Education and affiliations
| Medical school | State University of New York Downstate Medical Center |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Anesthesiology |
Medical group
- New England Anesthesia Associates LLCGuilford, CT · 11 clinicians
Industry payments (Open Payments)
- 2025$739.59 · 39 payments from 10 companies
- 2024$475.44 · 29 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $269.94 | 16 |
| Janssen Biotech, Inc. | $129.40 | 6 |
| Regeneron Healthcare Solutions, Inc. | $115.68 | 6 |
| Abbvie Inc. | $72.84 | 3 |
| Lilly USA, LLC | $54.90 | 3 |
What the 2025 payments were for
- Food and Beverage$739.59 · 39 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Anesthesiology providers in Guilford
- 1891388146
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- 1134134950
- 1982692794