Doctor profile · Federal record

Dr. Stephanie Mullen, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Student in an Organized Health Care Education/Training Program · Oak Lawn, IL

  • NPI 1831629856
  • Accepts Medicare
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4440 W. 95Th Street
Oak Lawn, IL 60453
(708) 684-5375
Mailing address
4440 W 95Th St
Oak Lawn, IL 604532600

Credentials & registration

NPPES · NUCC
NPI registered
June 2017 — 9 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Illinois #036-154168 · Illinois #125071025
Medicaid
IL #125071025

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831629856. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
113
Distinct HCPCS
3
Medicare allowed
$21,676
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 56 56 $186
99291 Critical care, first 30-74 minutes 41 41 $227
99284 Emergency department visit with moderate level of medical decision making 16 16 $121

In context: peer comparison

Among 49 peers in this city , average services per provider: 79. This provider delivers 1.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
0
Total drug cost
$69
Drug Type Claims Patients Total cost
Cephalexin Generic 11 0 $69

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephanie Mullen's medical specialty?
Dr. Stephanie Mullen practices Emergency Medicine Physician in Oak Lawn, IL.
Where does Dr. Stephanie Mullen practice?
Dr. Stephanie Mullen practices at 4440 W. 95Th Street, Oak Lawn, IL 60453. Office phone: 7086845375.
What is Dr. Stephanie Mullen's NPI?
Dr. Stephanie Mullen's National Provider Identifier (NPI) is 1831629856, issued by NPPES.
Does Dr. Stephanie Mullen accept Medicare assignment?
Yes. Dr. Stephanie Mullen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephanie Mullen commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.