Doctor profile · Federal record
Dr. Nathan Louras, M.D.
Emergency Medicine Physician · Surgery Physician · Ann Arbor, MI
- NPI 1023423225
- 12 yrs on file
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1500 E Medical Center Dr
Ann Arbor, MI 481095000
(734) 936-4000 - Additional location
-
736 Cambridge St
Brighton, MA 021352907
(617) 789-3000 - Mailing address
-
3621 S State St
Ann Arbor, MI 481081633
Credentials & registration
- NPI registered
- June 2014 — 12 yrs on file
- Profile last updated
- November 4, 2022
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- Michigan #4301503901 · Massachusetts #260335
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1023423225. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
175
Distinct HCPCS
3
Medicare allowed
$29,308
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 105 | 105 | $181 | |
99284 |
Emergency department visit with moderate level of medical decision making | 54 | 54 | $125 | |
99291 |
Critical care, first 30-74 minutes | 16 | 16 | $219 |
In context: peer comparison
Among 75 peers in this city , average services per provider: 70. This provider delivers 2.5× the peer median.Frequently asked questions
What is Dr. Nathan Louras's medical specialty?
Dr. Nathan Louras practices Emergency Medicine Physician in Ann Arbor, MI.
Where does Dr. Nathan Louras practice?
Dr. Nathan Louras practices at 1500 E Medical Center Dr, Ann Arbor, MI 481095000. Office phone: 7349364000.
What is Dr. Nathan Louras's NPI?
Dr. Nathan Louras's National Provider Identifier (NPI) is 1023423225, issued by NPPES.
What procedures does Dr. Nathan Louras 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); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.