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DR. MARY TILAK PC
NPI 1356525133
Internal Medicine - Obesity Medicine in Merrillville, IN

Active since December 28, 2007
209 EAST 86TH AVENUE, MERRILLVILLE, IN 46322(219) 922-8051(219) 922-8608 Get Directions Write a Review

NPPES record last updated: December 28, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Mary Tilak Pc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARY TILAK PC (NPI 1356525133) is a healthcare organization registered as an obesity medicine in Merrillville, Indiana and active in the NPI registry since December 2007. The organization lists Mary N. Tilak, President, as its authorized official.

NPPES Registry Identity

NPI1356525133
Entity TypeOrganization
Primary Taxonomy207RB0002X
Legal Business NameDR. MARY TILAK PC
Location Address209 EAST 86TH AVENUEMerrillville, IN 46322-2601
Mailing Address209 East 86th AvenueMerrillville, IN 46322-2601 · (219) 922-8051 · Fax (219) 922-8608
Phone(219) 922-8051
Fax(219) 922-8608
Organization SubpartNo
Authorized OfficialMary N. TilakPresident · (219) 922-8051
Enumeration DateDecember 28, 2007
✔ NPI 1356525133 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Obesity MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RB0002X
License✔ Licensed in IN · 01054662A
Definition
An internal medicine physician who specializes in the treatment of obesity demonstrates competency in and a thorough understanding of the treatment of obesity and the genetic, biologic, environmental, social, and behavioral factors that contribute to obesity. The obesity medicine physician employs therapeutic interventions including diet, physical activity, behavioral change, and pharmacotherapy. The obesity medicine physician utilizes a comprehensive approach, and may include additional resources such as dietitians, exercise physiologists, mental health professionals and bariatric surgeons as indicated to achieve optimal results. Additionally, the obesity medicine physician maintains competency in providing pre- peri- and post-surgical care of bariatric surgery patients, promotes the prevention of obesity, and advocates for those who suffer from obesity.
209 EAST 86TH AVENUE, Merrillville, IN 46322
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Dr. Mary Tilak PC's NPI number?

The NPI number for Dr. Mary Tilak PC is 1356525133. It was assigned to this organization in the NPPES registry on December 28, 2007.

Where is Dr. Mary Tilak PC located?

Dr. Mary Tilak PC is located at 209 East 86th Avenue, Merrillville, IN 46322. The listed phone number is (219) 922-8051.

What is Dr. Mary Tilak PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Obesity Medicine, with taxonomy code 207RB0002X.

When was this NPI record last updated?

The NPPES record for Dr. Mary Tilak PC was last updated on December 28, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.