Doctor profile · Federal record

Dr. Marissa Koning

Student in an Organized Health Care Education/Training Program (CMS: Emergency Medicine) · Cleveland, OH

  • NPI 1144616616
  • Accepts Medicare
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2500 Metrohealth Dr
Cleveland, OH 441091900
(216) 778-7800

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
December 27, 2021
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
390200000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144616616. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
133
Distinct HCPCS
2
Medicare allowed
$21,473
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 106 100 $172
99284 Emergency department visit with moderate level of medical decision making 27 24 $118

In context: peer comparison

Among 37 peers in this city , average services per provider: 59. This provider delivers 2.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Marissa Koning's medical specialty?
Dr. Marissa Koning practices Student in an Organized Health Care Education/Training Program in Cleveland, OH.
Where does Dr. Marissa Koning practice?
Dr. Marissa Koning practices at 2500 Metrohealth Dr, Cleveland, OH 441091900. Office phone: 2167787800.
What is Dr. Marissa Koning's NPI?
Dr. Marissa Koning's National Provider Identifier (NPI) is 1144616616, issued by NPPES.
Does Dr. Marissa Koning accept Medicare assignment?
Yes. Dr. Marissa Koning accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marissa Koning 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). Source: CMS Medicare Physician & Other Practitioners file.