Doctor profile · Federal record

Dr. Spencer Evenhuis, D.O.

Anesthesiology Physician (CMS: Anesthesiology) · Student in an Organized Health Care Education/Training Program · Anesthesiology Physician · Huntsville, AL

  • NPI 1144510595
  • Accepts Medicare
  • 16 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
721 Madison St Se
Huntsville, AL 358014408
(256) 880-6711
fax (256) 880-6712
Mailing address
Po Box 288
Huntsville, AL 358040288

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
October 13, 2014
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
California #13458 · Alabama #AL05483

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144510595. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
366
Distinct HCPCS
10
Medicare allowed
$33,622
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 66 63 $65
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 54 51 $64
01810 Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand 26 26 $55
00140 Anesthesia for other procedure on eye 22 21 $97
00790 Anesthesia for other procedure on upper abdomen 21 20 $189
01992 Anesthesia for nerve block and injection procedure, prone position 21 21 $58
00532 Anesthesia for access to central vein 20 20 $85
00811 Anesthesia for other procedure on large bowel using an endoscope 19 19 $63
00530 Anesthesia for insertion of permanent heart pacemaker 17 17 $94
00910 Anesthesia for other procedure on urinary system through urethra 15 15 $64

In context: peer comparison

Among 24 peers in this city , average services per provider: 32. This provider delivers 11× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Spencer Evenhuis's medical specialty?
Dr. Spencer Evenhuis practices Anesthesiology Physician in Huntsville, AL.
Where does Dr. Spencer Evenhuis practice?
Dr. Spencer Evenhuis practices at 721 Madison St Se, Huntsville, AL 358014408. Office phone: 2568806711.
What is Dr. Spencer Evenhuis's NPI?
Dr. Spencer Evenhuis's National Provider Identifier (NPI) is 1144510595, issued by NPPES.
Does Dr. Spencer Evenhuis accept Medicare assignment?
Yes. Dr. Spencer Evenhuis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Spencer Evenhuis 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 procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand (HCPCS 01810). Source: CMS Medicare Physician & Other Practitioners file.