Doctor profile · Federal record
Dr. Gregory Gremmel, MD
Emergency Medical Services (Emergency Medicine) Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Austin, TX
- NPI 1902851090
- Accepts Medicare
- 29 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
919 E 32Nd St
Austin, TX 787052703
(512) 476-7111 - Mailing address
-
2004 Raleigh Ave
Austin, TX 787032126
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- May 13, 2010
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 207PE0004X — NUCC code
- State license (1)
- Texas #L2287
- Medicaid (2)
- TX #147915602 · TX #147915601
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1902851090. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
316
Distinct HCPCS
4
Medicare allowed
$36,438
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 139 | 128 | $169 | |
99284 |
Emergency department visit with moderate level of medical decision making | 83 | 76 | $116 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 81 | 76 | $8 | |
99291 |
Critical care, first 30-74 minutes | 13 | 13 | $205 |
In context: peer comparison
Among 12 peers in this city , average services per provider: 102. This provider delivers 3.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
79
Patients
74
Total drug cost
$500
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 20 | 19 | $54 |
| Cephalexin | Generic | 18 | 17 | $217 |
| Ciprofloxacin Hcl | Generic | 17 | 15 | $118 |
| Acetaminophen-Codeine (Acetaminophen With Codeine) | Brand | 13 | 12 | $52 |
| Azithromycin | Generic | 11 | 11 | $59 |
Frequently asked questions
What is Dr. Gregory Gremmel's medical specialty?
Dr. Gregory Gremmel practices Emergency Medical Services (Emergency Medicine) Physician in Austin, TX.
Where does Dr. Gregory Gremmel practice?
Dr. Gregory Gremmel practices at 919 E 32Nd St, Austin, TX 787052703. Office phone: 5124767111.
What is Dr. Gregory Gremmel's NPI?
Dr. Gregory Gremmel's National Provider Identifier (NPI) is 1902851090, issued by NPPES.
Does Dr. Gregory Gremmel accept Medicare assignment?
Yes. Dr. Gregory Gremmel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Gremmel 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); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.