Doctor profile · Federal record

Dr. Nicholai Mathewson, CRNA, MSN

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Portland, OR

  • NPI 1487291787
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1015 Nw 22Nd Ave
Portland, OR 972103025
(541) 601-0927
Mailing address
412 Verona Ave
Danville, CA 945262412

Credentials & registration

NPPES · NUCC
NPI registered
December 2019 — 7 yrs on file
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
California #95141062

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487291787. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
119
Distinct HCPCS
4
Medicare allowed
$8,369
HCPCS Description Services Patients Avg allowed
76942 Ultrasonic guidance for needle placement 56 52 $30
00812 Anesthesia for exam of colon using an endoscope 31 31 $137
64450 Injection of anesthetic agent and/or steroid into other nerve or branch 21 16 $37
00811 Anesthesia for other procedure on large bowel using an endoscope 11 11 $150

In context: peer comparison

Among 26 peers in this city , average services per provider: 27. This provider delivers 4.4× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nicholai Mathewson's medical specialty?
Dr. Nicholai Mathewson practices Certified Registered Nurse Anesthetist in Portland, OR.
Where does Dr. Nicholai Mathewson practice?
Dr. Nicholai Mathewson practices at 1015 Nw 22Nd Ave, Portland, OR 972103025. Office phone: 5416010927.
What is Dr. Nicholai Mathewson's NPI?
Dr. Nicholai Mathewson's National Provider Identifier (NPI) is 1487291787, issued by NPPES.
Does Dr. Nicholai Mathewson accept Medicare assignment?
Yes. Dr. Nicholai Mathewson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholai Mathewson commonly perform?
Top Medicare-reported procedures in 2023: Ultrasonic guidance for needle placement (HCPCS 76942); Anesthesia for exam of colon using an endoscope (HCPCS 00812); Injection of anesthetic agent and/or steroid into other nerve or branch (HCPCS 64450). Source: CMS Medicare Physician & Other Practitioners file.