Doctor profile · Federal record
Dr. Theresa Nguyen, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Maywood, IL
- NPI 1205003860
- Accepts Medicare
- 18 yrs in practice
- Licensed in 2 states
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
2160 S 1St Ave
Maywood, IL 601533328
(708) 216-8785 - Mailing address
-
167 Mayo CT
Elmhurst, IL 601265158
Credentials & registration
- NPI registered
- May 2008 — 18 yrs on file
- Profile last updated
- April 30, 2021
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- Illinois #036138662 · Delaware #C7-0004076
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1205003860. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
83
Distinct HCPCS
1
Medicare allowed
$15,710
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 83 | 83 | $189 |
In context: peer comparison
Among 13 peers in this city , average services per provider: 70. This provider delivers 1.2× the peer median.Frequently asked questions
What is Dr. Theresa Nguyen's medical specialty?
Dr. Theresa Nguyen practices Emergency Medicine Physician in Maywood, IL.
Where does Dr. Theresa Nguyen practice?
Dr. Theresa Nguyen practices at 2160 S 1St Ave, Maywood, IL 601533328. Office phone: 7082168785.
What is Dr. Theresa Nguyen's NPI?
Dr. Theresa Nguyen's National Provider Identifier (NPI) is 1205003860, issued by NPPES.
Does Dr. Theresa Nguyen accept Medicare assignment?
Yes. Dr. Theresa Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Theresa Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.