Doctor profile · Federal record

Dr. Aaron Darais, D.O.

Anesthesiology Physician (CMS: Anesthesiology) · Spokane, WA

  • NPI 1891109948
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
800 W 5Th Ave
Spokane, WA 992042803
(509) 458-5800

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
January 28, 2019
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Washington #OP60846852

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891109948. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
164
Distinct HCPCS
7
Medicare allowed
$20,962
HCPCS Description Services Patients Avg allowed
76937 Ultrasonic guidance for blood vessel access 40 32 $14
36620 Insertion of artery tube for blood sampling or infusion through skin 34 33 $43
00811 Anesthesia for other procedure on large bowel using an endoscope 24 24 $121
00103 Anesthesia for procedure on eyelid 23 23 $160
00560 Anesthesia for procedure on heart and large blood vessels 16 16 $523
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 16 16 $129
01922 Anesthesia for x-ray or radiation therapy 11 11 $176

In context: peer comparison

Among 30 peers in Spokane Anesthesiology Physician, average services per provider: 25. This provider delivers 6.6× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Aaron Darais's medical specialty?
Dr. Aaron Darais practices Anesthesiology Physician in Spokane, WA.
Where does Dr. Aaron Darais practice?
Dr. Aaron Darais practices at 800 W 5Th Ave, Spokane, WA 992042803. Office phone: 5094585800.
What is Dr. Aaron Darais's NPI?
Dr. Aaron Darais's National Provider Identifier (NPI) is 1891109948, issued by NPPES.
Does Dr. Aaron Darais accept Medicare assignment?
Yes. Dr. Aaron Darais accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aaron Darais commonly perform?
Top Medicare-reported procedures in 2023: Ultrasonic guidance for blood vessel access (HCPCS 76937); Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.