Doctor profile · Federal record

Dr. Alyssa Janousek, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Phoenix, AZ

  • NPI 1821437252
  • Accepts Medicare
  • MIPS 78.6 / 100 · 2023
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
5777 E Mayo Blvd
Phoenix, AZ 850544502
(480) 301-8000
Additional location
350 W Thomas RD
Phoenix, AZ 850134409
(480) 231-8779

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
May 17, 2023
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Arizona #59571

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821437252. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
167
Distinct HCPCS
8
Medicare allowed
$17,745
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 40 40 $90
00520 Anesthesia for other closed procedure on chest 30 30 $145
00811 Anesthesia for other procedure on large bowel using an endoscope 26 26 $93
36620 Insertion of artery tube for blood sampling or infusion through skin 17 15 $43
00912 Anesthesia for removal of urinary bladder tumors including use of an endoscope 16 16 $130
01922 Anesthesia for x-ray or radiation therapy 15 15 $149
00400 Anesthesia for other procedure on skin of arms, legs, and front body 12 12 $92
01480 Anesthesia for other procedure on lower leg, ankle, and foot bones 11 11 $110

In context: peer comparison

Among 166 peers in Phoenix Anesthesiology Physician, average services per provider: 34. This provider delivers 4.9× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alyssa Janousek's medical specialty?
Dr. Alyssa Janousek practices Anesthesiology Physician in Phoenix, AZ.
Where does Dr. Alyssa Janousek practice?
Dr. Alyssa Janousek practices at 5777 E Mayo Blvd, Phoenix, AZ 850544502. Office phone: 4803018000.
What is Dr. Alyssa Janousek's NPI?
Dr. Alyssa Janousek's National Provider Identifier (NPI) is 1821437252, issued by NPPES.
Does Dr. Alyssa Janousek accept Medicare assignment?
Yes. Dr. Alyssa Janousek accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alyssa Janousek commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other closed procedure on chest (HCPCS 00520); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.