Doctor profile · Federal record

Dr. Mark Guidry, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Knoxville, TN

  • NPI 1679519748
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
501 20Th St, Suite 606
Knoxville, TN 37916
(865) 546-8040
fax (865) 541-2787
Additional location
1901 Clinch Ave
Knoxville, TN 379162307
(865) 541-1111
Additional location
210 Fort Sanders West Blvd
Knoxville, TN 379223355
(865) 531-5200
Show 1 more location
Additional location
256 Fort Sanders West Blvd
Knoxville, TN 379223355
(865) 244-4580

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 12, 2018
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Tennessee #11019
Medicaid
TN #3902369

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679519748. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
102
Distinct HCPCS
4
Medicare allowed
$7,482
HCPCS Description Services Patients Avg allowed
00813 Anesthesia for procedure on small and large bowel using an endoscope 31 31 $73
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 28 27 $65
00812 Anesthesia for exam of colon using an endoscope 25 25 $48
01992 Anesthesia for nerve block and injection procedure, prone position 18 17 $122

In context: peer comparison

Among 110 peers in this city , average services per provider: 33. This provider delivers 3.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Guidry's medical specialty?
Dr. Mark Guidry practices Certified Registered Nurse Anesthetist in Knoxville, TN.
Where does Dr. Mark Guidry practice?
Dr. Mark Guidry practices at 501 20Th St, Knoxville, TN 37916. Office phone: 8655468040.
What is Dr. Mark Guidry's NPI?
Dr. Mark Guidry's National Provider Identifier (NPI) is 1679519748, issued by NPPES.
Does Dr. Mark Guidry accept Medicare assignment?
Yes. Dr. Mark Guidry accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Guidry commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for procedure on small and large bowel using an endoscope (HCPCS 00813); 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.