Doctor profile · Federal record

Dr. Mari Baker, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Peoria, IL

  • NPI 1962431585
  • Accepts Medicare
  • 23 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8940 N Wood Sage RD
Peoria, IL 616157822
(309) 243-3000
fax (309) 243-3070

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
March 2, 2026
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Illinois #036-114578
Medicaid
IL #036114578

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1962431585. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
208
Distinct HCPCS
3
Medicare allowed
$28,597
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 93 92 $120
99285 Emergency department visit with high level of medical decision making 88 87 $176
99283 Emergency department visit with low level of medical decision making 27 27 $72

In context: peer comparison

Among 53 peers in Peoria Emergency Medicine Physician, average services per provider: 98. This provider delivers 2.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mari Baker's medical specialty?
Dr. Mari Baker practices Emergency Medicine Physician in Peoria, IL.
Where does Dr. Mari Baker practice?
Dr. Mari Baker practices at 8940 N Wood Sage RD, Peoria, IL 616157822. Office phone: 3092433000.
What is Dr. Mari Baker's NPI?
Dr. Mari Baker's National Provider Identifier (NPI) is 1962431585, issued by NPPES.
Does Dr. Mari Baker accept Medicare assignment?
Yes. Dr. Mari Baker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mari Baker commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.