Zafeer B. Baber, M.D.
NPI 1336431527ActiveIndividual· Anesthesiology· Chicago, IL
Anesthesiology (M.D.) with Commonwealth Anesthesia Associates, Inc, practicing in Chicago, Illinois. 244 Medicare patients in 2024, $37,200 paid; nearly all of their 93 Part D prescriptions were generic (95%). Medtronic, Inc. was the largest of 3 companies reporting payments in 2025, $280.51 in all, mostly food and beverage. Lists Newton-Wellesley Hospital as a hospital affiliation.
Overview
| NPI | 1336431527 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 6, 2011 |
| Last updated in NPPES | Oct 13, 2026 |
| Certified by provider | Oct 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 036162055 | IL |
| Anesthesiology, Pain Medicine | 207LP2900X | D80535 | MD |
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 - Anesthesiology (IL); Practitioner - Pain Management (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 244 |
|---|---|
| Services billed | 366 across 81 procedure codes |
| Paid by Medicare | $37,200 |
Part D prescriptions in 2024
| Prescriptions (claims) | 93 · 125 30-day fills |
|---|---|
| Patients | 36 |
| Total drug cost | $2,956 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Pain Management |
| Secondary specialties | Anesthesiology |
| Telehealth | Offers telehealth |
Medical group
- Commonwealth Anesthesia Associates, IncNewton, MA · 92 clinicians
Hospital affiliation
- Newton-Wellesley HospitalNewton, MA
Industry payments (Open Payments)
- 2025$280.51 · 3 payments from 3 companies
- 2024$130.07 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $138.06 | 1 |
| Vertex Pharmaceuticals Incorporated | $118.50 | 1 |
| Pacira Pharmaceuticals Incorporated | $23.95 | 1 |
What the 2025 payments were for
- Food and Beverage$280.51 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 1,192 anesthesiologists in Chicago · All anesthesiologists in Illinois