Doctor profile · Federal record

Dr. Mathieu Assercq, MD

Anesthesiology Physician (CMS: Anesthesiology) · Student in an Organized Health Care Education/Training Program · Springfield, OR

  • NPI 1811492036
  • Accepts Medicare
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3333 Riverbend Dr
Springfield, OR 974778800
(541) 222-3154
fax (541) 222-3359
Additional location
4401 Wornall RD
Kansas City, MO 641113220
(816) 932-2107
Mailing address
Po Box 7247
Springfield, OR 974750011

Credentials & registration

NPPES · NUCC
NPI registered
March 2018 — 8 yrs on file
Profile last updated
October 5, 2022
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Oregon #MD207519

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811492036. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
55
Distinct HCPCS
4
Medicare allowed
$8,148
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 17 17 $159
01402 Anesthesia for procedure for total knee joint replacement 14 14 $294
36620 Insertion of artery tube for blood sampling or infusion through skin 12 12 $42
64448 Continuous infusion of anesthetic agent and/or steroid into thigh nerve (femoral nerve) through catheter 12 12 $69

In context: peer comparison

Among 23 peers in this city , average services per provider: 17. This provider delivers 3.2× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mathieu Assercq's medical specialty?
Dr. Mathieu Assercq practices Anesthesiology Physician in Springfield, OR.
Where does Dr. Mathieu Assercq practice?
Dr. Mathieu Assercq practices at 3333 Riverbend Dr, Springfield, OR 974778800. Office phone: 5412223154.
What is Dr. Mathieu Assercq's NPI?
Dr. Mathieu Assercq's National Provider Identifier (NPI) is 1811492036, issued by NPPES.
Does Dr. Mathieu Assercq accept Medicare assignment?
Yes. Dr. Mathieu Assercq accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mathieu Assercq 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 procedure for total knee joint replacement (HCPCS 01402); Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620). Source: CMS Medicare Physician & Other Practitioners file.