Doctor profile · Federal record
Dr. Andrew Walker, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Student in an Organized Health Care Education/Training Program · Kalamazoo, MI
- NPI 1003344599
- Accepts Medicare
- 9 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
601 John St
Kalamazoo, MI 490075341
(847) 404-6853 - Additional location
-
1000 Oakland Dr
Kalamazoo, MI 490081282
(269) 337-6604 - Mailing address
-
3925 Riley Rdg
Portage, MI 490241064
Credentials & registration
- NPI registered
- May 2017 — 9 yrs on file
- Profile last updated
- August 19, 2022
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- Michigan #4301501104 · Michigan #4351037827
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1003344599. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
270
Distinct HCPCS
4
Medicare allowed
$42,112
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 160 | 159 | $175 | |
99284 |
Emergency department visit with moderate level of medical decision making | 66 | 66 | $120 | |
99283 |
Emergency department visit with low level of medical decision making | 23 | 23 | $72 | |
99291 |
Critical care, first 30-74 minutes | 21 | 21 | $211 |
In context: peer comparison
Among 58 peers in Kalamazoo Emergency Medicine Physician, average services per provider: 92. This provider delivers 2.9× the peer median.Open Payments
Industry payments received
All-time total
$38
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Csl Behring | 1 | $20.00 | |
| Sobi, INC | 1 | $18.39 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
41
Patients
30
Total drug cost
$280
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ondansetron Odt (Ondansetron) | Brand | 16 | 16 | $173 |
| Prednisone | Generic | 14 | 14 | $34 |
| Cephalexin | Generic | 11 | 0 | $74 |
Hospital affiliations
Frequently asked questions
What is Dr. Andrew Walker's medical specialty?
Dr. Andrew Walker practices Emergency Medicine Physician in Kalamazoo, MI.
Where does Dr. Andrew Walker practice?
Dr. Andrew Walker practices at 601 John St, Kalamazoo, MI 490075341. Office phone: 8474046853.
What is Dr. Andrew Walker's NPI?
Dr. Andrew Walker's National Provider Identifier (NPI) is 1003344599, issued by NPPES.
Does Dr. Andrew Walker accept Medicare assignment?
Yes. Dr. Andrew Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Walker commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.