Doctor profile · Federal record

Dr. Rob Parrish, M.D.

Neurological Surgery Physician (CMS: Neurosurgery) · Houston, TX

  • NPI 1194743773
  • Accepts Medicare
  • 45 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6560 Fannin St, Scurlock Tower, Suite 900
Houston, TX 770302761
(713) 441-3800
fax (713) 793-1015

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
August 21, 2014
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207T00000X — NUCC code
State license (1)
Texas #F9929

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194743773. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
490
Distinct HCPCS
8
Medicare allowed
$27,052
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 192 118 $121
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 155 15 $1
36415 Insertion of needle into vein for collection of blood sample 45 37 $8
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 36 31 $7
80053 Blood test, comprehensive group of blood chemicals 19 18 $10
84443 Blood test, thyroid stimulating hormone (tsh) 15 15 $16
80061 Blood test, lipids (cholesterol and triglycerides) 14 14 $13
99215 Established patient office or other outpatient visit, 40-54 minutes 14 13 $172

In context: peer comparison

Among 42 peers in this city , average services per provider: 37. This provider delivers 13× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
31
Patients
29
Total drug cost
$409
Drug Type Claims Patients Total cost
Azithromycin Generic 17 17 $165
Gabapentin Generic 14 12 $244

Frequently asked questions

Auto-generated from federal data
What is Dr. Rob Parrish's medical specialty?
Dr. Rob Parrish practices Neurological Surgery Physician in Houston, TX.
Where does Dr. Rob Parrish practice?
Dr. Rob Parrish practices at 6560 Fannin St, Houston, TX 770302761. Office phone: 7134413800.
What is Dr. Rob Parrish's NPI?
Dr. Rob Parrish's National Provider Identifier (NPI) is 1194743773, issued by NPPES.
Does Dr. Rob Parrish accept Medicare assignment?
Yes. Dr. Rob Parrish accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rob Parrish commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.