Christopher J. Parker, CRNA
NPI 1922171875ActiveIndividual· Nurse Anesthetist, Certified Registered· Columbia, MO
Nurse Anesthetist, Certified Registered (CRNA) with Aim Anesthesia LLC, practicing in Columbia, Missouri. Medicare paid $21,140 for services to 180 patients in 2024. Aimmune Therapeutics, Inc. reported $20.90 in payments in 2025, mostly food and beverage. Lists Mercy Hospital Jefferson as a hospital affiliation.
Overview
| NPI | 1922171875 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | No |
| NPI issued | Nov 16, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | 2002011632 | MO |
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 - Certified Registered Nurse Anesthetist (CRNA) (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 180 |
|---|---|
| Services billed | 194 across 29 procedure codes |
| Paid by Medicare | $21,140 |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical group
- Aim Anesthesia LLCBridgeton, MO · 14 clinicians
Hospital affiliation
- Mercy Hospital JeffersonCrystal City, MO
Industry payments (Open Payments)
- 2025$20.90 · 1 payment from 1 company
- 2024$39.19 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Aimmune Therapeutics, Inc. | $20.90 | 1 |
What the 2025 payments were for
- Food and Beverage$20.90 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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