Doctor profile · Federal record

Dr. Gregory Buck, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Houston, TX

  • NPI 1053845552
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 Citywest Blvd, Ste. 300
Houston, TX 77042
(713) 620-4000
Mailing address
Po Box 650865
Dallas, TX 752650865

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
June 25, 2018
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Texas #AP133782

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053845552. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
659
Distinct HCPCS
9
Medicare allowed
$87,669
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 202 177 $115
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 124 122 $141
00812 Anesthesia for exam of colon using an endoscope 103 103 $107
00813 Anesthesia for procedure on small and large bowel using an endoscope 89 89 $170
00811 Anesthesia for other procedure on large bowel using an endoscope 78 78 $131
00140 Anesthesia for other procedure on eye 21 19 $151
00103 Anesthesia for procedure on eyelid 15 15 $151
64415 Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 15 15 $72
01402 Anesthesia for procedure for total knee joint replacement 12 12 $338

In context: peer comparison

Among 306 peers in Houston Certified Registered Nurse Anesthetist, average services per provider: 36. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,264
Transactions
7
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Fisher & Paykel Healthcare INC 2 $1,883.33
Chiesi USA, INC. 3 $143.48
E.R. Squibb & Sons, L.L.C. 1 $121.02
Phathom Pharmaceuticals, INC. 1 $116.43

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$1,800
Food and Beverage
$464

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Buck's medical specialty?
Dr. Gregory Buck practices Certified Registered Nurse Anesthetist in Houston, TX.
Where does Dr. Gregory Buck practice?
Dr. Gregory Buck practices at 1500 Citywest Blvd, Houston, TX 77042. Office phone: 7136204000.
What is Dr. Gregory Buck's NPI?
Dr. Gregory Buck's National Provider Identifier (NPI) is 1053845552, issued by NPPES.
Does Dr. Gregory Buck accept Medicare assignment?
Yes. Dr. Gregory Buck accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Buck commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for exam of colon using an endoscope (HCPCS 00812). Source: CMS Medicare Physician & Other Practitioners file.