Tuan Nguyen, M.D.
NPI 1538384201 · Maternal & Fetal Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tuan Nguyen, M.D. is a Maternal & Fetal Medicine Physician provider in Chicago, IL (NPI 1538384201).
Provider details
- NPI number
- 1538384201
- Entity type
- Individual
- Primary specialty
- Maternal & Fetal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036-070535 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-16
- Last updated
- 2021-04-28
- Certified
- 2021-04-28
Frequently asked questions
- What is Tuan Nguyen's NPI number?
- Tuan Nguyen's National Provider Identifier (NPI) is 1538384201, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tuan Nguyen's specialty?
- Tuan Nguyen is listed in the NPPES registry with a primary specialty of Maternal & Fetal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tuan Nguyen located?
- Tuan Nguyen's practice location on file with NPPES is 1901 W Harrison St, Chicago, IL 60612-3714.
- What is Tuan Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Tuan Nguyen is (312) 864-5907.
- Does Tuan Nguyen accept Medicare?
- Tuan Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tuan Nguyen's NPI active?
- Yes — Tuan Nguyen's NPI (1538384201) is active in the NPPES registry as of the last update on 2021-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.