Doctor profile · Federal record

Dr. Chelsea Trewin, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Bismarck, ND

  • NPI 1699306423
  • Accepts Medicare
  • MIPS 84.0 / 100 · 2023
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 N 7Th St
Bismarck, ND 585014439
(701) 323-6000
Mailing address
2231 Harbor Dr
Bismarck, ND 585048915

Credentials & registration

NPPES · NUCC
NPI registered
January 2020 — 6 yrs on file
Profile last updated
September 20, 2021
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
North Dakota #R41936

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699306423. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
30
Distinct HCPCS
2
Medicare allowed
$2,005
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 16 16 $64
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 14 14 $70

In context: peer comparison

Among 23 peers in this city , average services per provider: 31. This provider delivers 1.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$19
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $18.74

By nature of payment

Food and Beverage
$19

Frequently asked questions

Auto-generated from federal data
What is Dr. Chelsea Trewin's medical specialty?
Dr. Chelsea Trewin practices Certified Registered Nurse Anesthetist in Bismarck, ND.
Where does Dr. Chelsea Trewin practice?
Dr. Chelsea Trewin practices at 300 N 7Th St, Bismarck, ND 585014439. Office phone: 7013236000.
What is Dr. Chelsea Trewin's NPI?
Dr. Chelsea Trewin's National Provider Identifier (NPI) is 1699306423, issued by NPPES.
Does Dr. Chelsea Trewin accept Medicare assignment?
Yes. Dr. Chelsea Trewin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chelsea Trewin commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731). Source: CMS Medicare Physician & Other Practitioners file.