Doctor profile · Federal record

Dr. Elise Marren, MD

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Chicago, IL

  • NPI 1104859933
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 35 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
680 N Lake Shore Dr, Suite 1000
Chicago, IL 606114546
(312) 695-9797

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
367500000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104859933. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
14
Distinct HCPCS
1
Medicare allowed
$1,250
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 14 14 $89

In context: peer comparison

Among 107 peers in this city , average services per provider: 30. This provider delivers 0.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Elise Marren's medical specialty?
Dr. Elise Marren practices Certified Registered Nurse Anesthetist in Chicago, IL.
Where does Dr. Elise Marren practice?
Dr. Elise Marren practices at 680 N Lake Shore Dr, Chicago, IL 606114546. Office phone: 3126959797.
What is Dr. Elise Marren's NPI?
Dr. Elise Marren's National Provider Identifier (NPI) is 1104859933, issued by NPPES.
Does Dr. Elise Marren accept Medicare assignment?
Yes. Dr. Elise Marren accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Elise Marren commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731). Source: CMS Medicare Physician & Other Practitioners file.