Andrew W. Walker, MD
NPI 1003344599ActiveIndividual· Emergency Medicine· Kalamazoo, MI
Emergency Medicine (MD) with Mid-Ohio Emergency Services, LLC, practicing in Kalamazoo, Michigan. 242 Medicare patients in 2024, $29,501 paid; nearly all of their 190 Part D prescriptions were generic (95%). Csl Behring was the largest of 2 companies reporting payments in 2024, $38.39 in all, mostly education. Lists Dublin Methodist Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1003344599 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 26, 2017 |
| Last updated in NPPES | Aug 19, 2022 |
| Certified by provider | Aug 19, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 4301501104 | MI |
| Student in an Organized Health Care Education/Training Program | 390200000X | 4351037827 | MI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Emergency Medicine (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 242 |
|---|---|
| Services billed | 257 across 14 procedure codes |
| Paid by Medicare | $29,501 |
Part D prescriptions in 2024
| Prescriptions (claims) | 190 · 190 30-day fills |
|---|---|
| Patients | 128 |
| Total drug cost | $2,792 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Emergency Medicine |
Medical group
- Mid-Ohio Emergency Services, LLCColumbus, OH · 87 clinicians
Hospital affiliations
- Dublin Methodist HospitalDublin, OH
- Grant Medical CenterColumbus, OH
- Riverside Methodist HospitalColumbus, OH
Industry payments (Open Payments)
- 2024$38.39 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Csl Behring | $20.00 | 1 |
| Sobi, Inc | $18.39 | 1 |
What the 2024 payments were for
- Education$20.00 · 1 payment
- Food and Beverage$18.39 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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