Doctor profile · Federal record

Dr. Robert Obrien, M.D.

Family Medicine Physician · Austin, TX

  • NPI 1003043027
  • 17 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4316 James Casey St, Bldg F200
Austin, TX 787451116
(512) 791-7555

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Texas #J2712

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003043027. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
267
Distinct HCPCS
4
Medicare allowed
$15,645
HCPCS Description Services Patients Avg allowed
J1100 Injection, dexamethasone sodium phosphate, 1 mg 130 13 $0
99214 Established patient office or other outpatient visit, 30-39 minutes 72 69 $123
99204 New patient office or other outpatient visit, 45-59 minutes 40 40 $161
96372 Injection of drug or substance under skin or into muscle 25 23 $14

In context: peer comparison

Among 121 peers in this city , average services per provider: 66. This provider delivers 4.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
148
Patients
145
Total drug cost
$1,320
Drug Type Claims Patients Total cost
Azithromycin Generic 84 82 $449
Cefdinir Generic 27 27 $662
Dexamethasone Generic 19 18 $72
Ciprofloxacin Hcl Generic 18 18 $136

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Obrien's medical specialty?
Dr. Robert Obrien practices Family Medicine Physician in Austin, TX.
Where does Dr. Robert Obrien practice?
Dr. Robert Obrien practices at 4316 James Casey St, Austin, TX 787451116. Office phone: 5127917555.
What is Dr. Robert Obrien's NPI?
Dr. Robert Obrien's National Provider Identifier (NPI) is 1003043027, issued by NPPES.
What procedures does Dr. Robert Obrien commonly perform?
Top Medicare-reported procedures in 2023: Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.