Doctor profile · Federal record

Dr. Marielle Brenner, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Medical Toxicology (Emergency Medicine) Physician · Iowa City, IA

  • NPI 1508398124
  • Accepts Medicare
  • 9 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 Hawkins Dr
Iowa City, IA 522421009
(319) 353-6360
fax (319) 353-7006

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
August 19, 2022
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (3)
Iowa #MD-49363 · Wisconsin #7025520 · Indiana #01083722A
Medicaid
IN #300037013

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508398124. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
97
Distinct HCPCS
3
Medicare allowed
$12,940
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 54 54 $164
99284 Emergency department visit with moderate level of medical decision making 27 27 $113
99283 Emergency department visit with low level of medical decision making 16 16 $67

In context: peer comparison

Among 34 peers in this city , average services per provider: 65. This provider delivers 1.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$28
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
CSL Behring 1 $27.82

By nature of payment

Food and Beverage
$28

Frequently asked questions

Auto-generated from federal data
What is Dr. Marielle Brenner's medical specialty?
Dr. Marielle Brenner practices Emergency Medicine Physician in Iowa City, IA.
Where does Dr. Marielle Brenner practice?
Dr. Marielle Brenner practices at 200 Hawkins Dr, Iowa City, IA 522421009. Office phone: 3193536360.
What is Dr. Marielle Brenner's NPI?
Dr. Marielle Brenner's National Provider Identifier (NPI) is 1508398124, issued by NPPES.
Does Dr. Marielle Brenner accept Medicare assignment?
Yes. Dr. Marielle Brenner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marielle Brenner 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); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.