Doctor profile · Federal record

Dr. Ryan Mathews

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Green Bay, WI

  • NPI 1790136455
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2845 Greenbrier RD
Green Bay, WI 543116519
(920) 288-3388
fax (920) 288-3370
Mailing address
164 N Broadway
Green Bay, WI 543032728

Credentials & registration

NPPES · NUCC
NPI registered
June 2016 — 10 yrs on file
Profile last updated
March 31, 2022
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Wisconsin #172987

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790136455. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
54
Distinct HCPCS
3
Medicare allowed
$3,835
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 24 22 $73
00811 Anesthesia for other procedure on large bowel using an endoscope 18 18 $61
00145 Anesthesia for retinal surgery 12 12 $82

In context: peer comparison

Among 42 peers in Green Bay Certified Registered Nurse Anesthetist, average services per provider: 27. This provider delivers 2.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Ryan Mathews's medical specialty?
Dr. Ryan Mathews practices Certified Registered Nurse Anesthetist in Green Bay, WI.
Where does Dr. Ryan Mathews practice?
Dr. Ryan Mathews practices at 2845 Greenbrier RD, Green Bay, WI 543116519. Office phone: 9202883388.
What is Dr. Ryan Mathews's NPI?
Dr. Ryan Mathews's National Provider Identifier (NPI) is 1790136455, issued by NPPES.
Does Dr. Ryan Mathews accept Medicare assignment?
Yes. Dr. Ryan Mathews accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ryan Mathews 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 procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for retinal surgery (HCPCS 00145). Source: CMS Medicare Physician & Other Practitioners file.