Doctor profile · Federal record

Dr. William Ryan, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Mesa, AZ

  • NPI 1295215416
  • Accepts Medicare
  • MIPS 69.4 / 100 · 2023
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1301 S Crismon RD
Mesa, AZ 852093767
(480) 358-6100
Mailing address
1925 S Coronado RD Apt 1056
Gilbert, AZ 852952204

Credentials & registration

NPPES · NUCC
NPI registered
August 2018 — 8 yrs on file
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Arizona #CRNA1550

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295215416. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
56
Distinct HCPCS
3
Medicare allowed
$8,266
HCPCS Description Services Patients Avg allowed
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 31 31 $64
01402 Anesthesia for procedure for total knee joint replacement 14 14 $349
00811 Anesthesia for other procedure on large bowel using an endoscope 11 11 $128

In context: peer comparison

Among 19 peers in Mesa Certified Registered Nurse Anesthetist, average services per provider: 44. This provider delivers 1.3× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Ryan's medical specialty?
Dr. William Ryan practices Certified Registered Nurse Anesthetist in Mesa, AZ.
Where does Dr. William Ryan practice?
Dr. William Ryan practices at 1301 S Crismon RD, Mesa, AZ 852093767. Office phone: 4803586100.
What is Dr. William Ryan's NPI?
Dr. William Ryan's National Provider Identifier (NPI) is 1295215416, issued by NPPES.
Does Dr. William Ryan accept Medicare assignment?
Yes. Dr. William Ryan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Ryan commonly perform?
Top Medicare-reported procedures in 2023: Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447); Anesthesia for procedure for total knee joint replacement (HCPCS 01402); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.