Doctor profile · Federal record

Dr. Brian Gray, D.O.

Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Katy, TX

  • NPI 1942438098
  • Accepts Medicare
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
23900 Katy Freeway, Intensive Care Unit
Katy, TX 77494
(281) 703-3020
Additional location
6431 Fannin St, Suite 1.434
Houston, TX 770301501
(832) 325-7222
fax (713) 500-6829
Mailing address
Po Box 475
Katy, TX 774920475

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
April 10, 2019
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
Texas #R8569

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942438098. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
397
Distinct HCPCS
5
Medicare allowed
$71,656
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 322 150 $205
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 31 19 $76
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 19 16 $114
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older) 13 12 $80
76937 Ultrasonic guidance for blood vessel access 12 12 $14

In context: peer comparison

Among 2 peers in this city , average services per provider: 90. This provider delivers 4.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$51
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 3 $50.61

By nature of payment

Food and Beverage
$51

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian Gray's medical specialty?
Dr. Brian Gray practices Critical Care Medicine (Internal Medicine) Physician in Katy, TX.
Where does Dr. Brian Gray practice?
Dr. Brian Gray practices at 23900 Katy Freeway, Katy, TX 77494. Office phone: 2817033020.
What is Dr. Brian Gray's NPI?
Dr. Brian Gray's National Provider Identifier (NPI) is 1942438098, issued by NPPES.
Does Dr. Brian Gray accept Medicare assignment?
Yes. Dr. Brian Gray accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brian Gray commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.