Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Thach N Nguyen, MD

Individual provider Cardiovascular Disease Physician · NPI 1700872769

Thach N Nguyen, MD is an Interventional Cardiology in Merrillville, Indiana. Qualified in 1978, 48 years ago. Practices with Methodist Hospitals Cardiographics, LLC, a 9-clinician group and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
48
Licensed in
IN
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

200 E 86th Pl
Merrillville, IN 46410-6258
Phone: (219) 756-1400
Fax: (219) 746-0876
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 01033686 (IN)

Record details

NPI number1700872769
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 26, 2005
Last updated in NPPESNovember 20, 2024
Certification dateNovember 20, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERVENTIONAL CARDIOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1978 (48 years in practice)
Group practice Methodist Hospitals Cardiographics, Llc — 9 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Merrillville