Doctor profile · Federal record

Dr. Gregory Alexander, CRNA

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

  • NPI 1396770590
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1305 Wonder World Dr, Suite 105
San Marcos, TX 786667546
(512) 353-8161
fax (512) 353-8255
Mailing address
Po Box 20452, Yps-Cred
Columbus, OH 432200452

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
September 4, 2014
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Mississippi #A810161
Medicaid (2)
MS #04624594 · TX #200648804

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396770590. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
70
Distinct HCPCS
2
Medicare allowed
$7,269
HCPCS Description Services Patients Avg allowed
00812 Anesthesia for exam of colon using an endoscope 57 57 $87
01480 Anesthesia for other procedure on lower leg, ankle, and foot bones 13 13 $179

In context: peer comparison

Among 4 peers in this city , average services per provider: 88. This provider delivers 0.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Alexander's medical specialty?
Dr. Gregory Alexander practices Certified Registered Nurse Anesthetist in San Marcos, TX.
Where does Dr. Gregory Alexander practice?
Dr. Gregory Alexander practices at 1305 Wonder World Dr, San Marcos, TX 786667546. Office phone: 5123538161.
What is Dr. Gregory Alexander's NPI?
Dr. Gregory Alexander's National Provider Identifier (NPI) is 1396770590, issued by NPPES.
Does Dr. Gregory Alexander accept Medicare assignment?
Yes. Dr. Gregory Alexander accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Alexander commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for exam of colon using an endoscope (HCPCS 00812); Anesthesia for other procedure on lower leg, ankle, and foot bones (HCPCS 01480). Source: CMS Medicare Physician & Other Practitioners file.