Doctor profile · Federal record

Dr. John Gasko, CRNA

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

  • NPI 1164482055
  • Accepts Medicare
  • MIPS 82.7 / 100 · 2023
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
4502 Medical Dr
San Antonio, TX 782294402
(210) 358-4000
fax (210) 358-4775
Additional location
12602 Toepperwein Road, Ste 218
Live Oak, TX 782333271
(210) 615-1901
fax (210) 615-1905
Additional location
3603 Paesanos Pkwy Ste 205A
San Antonio, TX 782311267
(210) 615-1901
fax (210) 615-1905
Show 1 more location
Additional location
3903 Wiseman Blvd, Ste 311
San Antonio, TX 782514422
(210) 615-1901
fax (210) 615-1905
Mailing address
7703 Floyd Curl Dr
San Antonio, TX 782293901

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
January 13, 2025
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
367500000X — NUCC code
State licenses (2)
Texas #AP114401 · Texas #721332

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164482055. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
14
Distinct HCPCS
1
Medicare allowed
$939
HCPCS Description Services Patients Avg allowed
01938 Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance 14 14 $67

In context: peer comparison

Among 44 peers in San Antonio Certified Registered Nurse Anesthetist, average services per provider: 53. This provider delivers 0.3× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Gasko's medical specialty?
Dr. John Gasko practices Certified Registered Nurse Anesthetist in San Antonio, TX.
Where does Dr. John Gasko practice?
Dr. John Gasko practices at 4502 Medical Dr, San Antonio, TX 782294402. Office phone: 2103584000.
What is Dr. John Gasko's NPI?
Dr. John Gasko's National Provider Identifier (NPI) is 1164482055, issued by NPPES.
Does Dr. John Gasko accept Medicare assignment?
Yes. Dr. John Gasko accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Gasko commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance (HCPCS 01938). Source: CMS Medicare Physician & Other Practitioners file.