Doctor profile · Federal record

Dr. Mark Griesemer, D.O.

Emergency Medicine Physician (CMS: Emergency Medicine) · Springfield, MO

  • NPI 1295990059
  • Accepts Medicare
  • 19 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1235 E Cherokee St
Springfield, MO 658042203
(417) 820-2115
fax (417) 820-5344
Mailing address
Po Box 504274
Saint Louis, MO 631504274

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
March 19, 2015
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Missouri #2010015027
Medicaid (2)
MO #1295990059 · AR #206362003

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295990059. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
142
Distinct HCPCS
3
Medicare allowed
$22,843
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 84 84 $172
99284 Emergency department visit with moderate level of medical decision making 40 40 $118
99291 Critical care, first 30-74 minutes 18 18 $206

In context: peer comparison

Among 50 peers in this city , average services per provider: 93. This provider delivers 1.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Griesemer's medical specialty?
Dr. Mark Griesemer practices Emergency Medicine Physician in Springfield, MO.
Where does Dr. Mark Griesemer practice?
Dr. Mark Griesemer practices at 1235 E Cherokee St, Springfield, MO 658042203. Office phone: 4178202115.
What is Dr. Mark Griesemer's NPI?
Dr. Mark Griesemer's National Provider Identifier (NPI) is 1295990059, issued by NPPES.
Does Dr. Mark Griesemer accept Medicare assignment?
Yes. Dr. Mark Griesemer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Griesemer commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.