Doctor profile · Federal record

Dr. Robert Carpenter, D.O.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Houston, TX

  • NPI 1538184999
  • Accepts Medicare
  • 28 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
921 Gessner RD
Houston, TX 770242501
(713) 867-2000
Mailing address
Po Box 842355
Dallas, TX 752842355

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
September 13, 2024
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Texas #L4281 · Indiana #02002079A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538184999. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
312
Distinct HCPCS
4
Medicare allowed
$43,103
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 187 178 $182
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 72 70 $8
99284 Emergency department visit with moderate level of medical decision making 33 33 $125
99291 Critical care, first 30-74 minutes 20 20 $220

In context: peer comparison

Among 254 peers in Houston Emergency Medicine Physician, average services per provider: 85. This provider delivers 3.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
166
Patients
164
Total drug cost
$2,006
Drug Type Claims Patients Total cost
Tramadol Hcl Generic 32 31 $78
Ciprofloxacin Hcl Generic 19 19 $152
Metronidazole Generic 18 18 $197
Ondansetron Hcl Generic 18 18 $92
Cephalexin Generic 17 17 $246
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 13 12 $670
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 13 13 $99
Clindamycin Hcl Generic 12 12 $222
Esomeprazole Magnesium Generic 12 12 $165
Lactulose Generic 12 12 $85

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Carpenter's medical specialty?
Dr. Robert Carpenter practices Emergency Medicine Physician in Houston, TX.
Where does Dr. Robert Carpenter practice?
Dr. Robert Carpenter practices at 921 Gessner RD, Houston, TX 770242501. Office phone: 7138672000.
What is Dr. Robert Carpenter's NPI?
Dr. Robert Carpenter's National Provider Identifier (NPI) is 1538184999, issued by NPPES.
Does Dr. Robert Carpenter accept Medicare assignment?
Yes. Dr. Robert Carpenter accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Carpenter 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.