Matthew C. Barker, MD
NPI 1568754901ActiveIndividual· Anesthesiology· Chattanooga, TN
Anesthesiology (MD) with Anesthesiology Consultants Exchange, PC, practicing in Chattanooga, Tennessee. Medicare paid $5,092 for services to 58 patients in 2024. Merck Sharp & Dohme LLC was the largest of 2 companies reporting payments in 2025, $39.66 in all, mostly food and beverage. Lists Erlanger Medical Center as a hospital affiliation.
Overview
| NPI | 1568754901 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 4, 2011 |
| Last updated in NPPES | Aug 1, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 54168 | TN |
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 (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 58 |
|---|---|
| Services billed | 139 across 17 procedure codes |
| Paid by Medicare | $5,092 |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Anesthesiology |
Medical group
- Anesthesiology Consultants Exchange, PCChattanooga, TN · 152 clinicians
Hospital affiliation
- Erlanger Medical CenterChattanooga, TN
Industry payments (Open Payments)
- 2025$39.66 · 2 payments from 2 companies
- 2024$97.57 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $21.78 | 1 |
| Becton, Dickinson and Company | $17.88 | 1 |
What the 2025 payments were for
- Food and Beverage$39.66 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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