Doctor profile · Federal record
Dr. Michael Zimmerman, M.D.
Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Emergency Medicine Physician · Austin, TX
- NPI 1518909647
- Accepts Medicare
- 27 yrs in practice
- Licensed in 4 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6300 la Calma Dr Ste 200
Austin, TX 787523825
(512) 452-8533
fax (512) 685-0612 - Mailing address
-
6300 la Calma Drive Suite 200
Austin, TX 78752
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- November 17, 2022
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (4)
- Texas #P5765 · Illinois #036-105559 · Wisconsin #44719-020 · Indiana #01054617A
- Medicaid
- WI #34382800
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1518909647. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
91
Distinct HCPCS
4
Medicare allowed
$10,666
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 31 | 31 | $171 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 26 | 20 | $8 | |
99284 |
Emergency department visit with moderate level of medical decision making | 19 | 19 | $117 | |
99291 |
Critical care, first 30-74 minutes | 15 | 15 | $196 |
In context: peer comparison
Among 62 peers in Austin Emergency Medicine Physician, average services per provider: 74. This provider delivers 1.2× the peer median.Open Payments
Industry payments received
All-time total
$1,488
Transactions
15
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Eli Lilly and Company | 14 | $1,409.76 | |
| Amgen INC. | 1 | $77.78 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Michael Zimmerman's medical specialty?
Dr. Michael Zimmerman practices Emergency Medicine Physician in Austin, TX.
Where does Dr. Michael Zimmerman practice?
Dr. Michael Zimmerman practices at 6300 la Calma Dr Ste 200, Austin, TX 787523825. Office phone: 5124528533.
What is Dr. Michael Zimmerman's NPI?
Dr. Michael Zimmerman's National Provider Identifier (NPI) is 1518909647, issued by NPPES.
Does Dr. Michael Zimmerman accept Medicare assignment?
Yes. Dr. Michael Zimmerman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Zimmerman commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.