ADVANCED ENDOCRINOLOGY AND DIABETES CENTER,
NPI 1619986379
Internal Medicine - Endocrinology, Diabetes & Metabolism in Hobart, IN

Q: What is Advanced Endocrinology And Diabetes Center,'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Active since August 05, 2006

1600 S LAKE PARK AVE, SUITE 1104, HOBART, IN 46342(219) 945-0600(219) 947-6939 Get Directions Write a Review

NPPES record last updated: November 24, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Advanced Endocrinology And Diabetes Center, NPPES

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

ADVANCED ENDOCRINOLOGY AND DIABETES CENTER, (NPI 1619986379) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Hobart, Indiana and active in the NPI registry since August 2006. The organization lists Mohamed F Zeitoun, Medical Director/ceo, as its authorized official.

NPPES Registry Identity

NPI1619986379

Entity TypeOrganization

Primary Taxonomy207RE0101X

Legal Business NameADVANCED ENDOCRINOLOGY AND DIABETES CENTER,

Location Address1600 S LAKE PARK AVE, SUITE 1104Hobart, IN 46342-6641

Mailing AddressPo Box 10069Merrillville, IN 46411-0069 · (219) 945-0600 · Fax (219) 947-6939

Phone(219) 945-0600

Fax(219) 947-6939

Organization SubpartNo

Authorized OfficialMohamed F ZeitounMedical Director/ceo · (219) 945-0600

Enumeration DateAugust 5, 2006

Last NPPES UpdateNovember 24, 2020

NPPES CertifiedNovember 24, 2020

✔ NPI 1619986379 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians

Taxonomy Code207RE0101X

License✔ Licensed in IN · 01045259

Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

1600 S LAKE PARK AVE, Hobart, IN 46342

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Other Identifiers 2

Medicaid200106010DIN

Medicaid200106010CIN

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

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Advanced Endocrinology And Diabetes Center, is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Advanced Endocrinology And Diabetes Center,, which bills Medicare for the services this clinician delivers.

Clinician (1)

Mohamed Zeitoun, MD

Endocrinology

NPI 1356306799

1600 S LAKE PARK AVE STE 1104
Hobart, IN 46342

(219) 945-0600

✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Advanced Endocrinology And Diabetes Center,'s NPI number?

The NPI number for Advanced Endocrinology And Diabetes Center, is 1619986379. It was assigned to this organization in the NPPES registry on August 5, 2006.

Where is Advanced Endocrinology And Diabetes Center, located?

Advanced Endocrinology And Diabetes Center, is located at 1600 S Lake Park Ave Suite 1104, Hobart, IN 46342. The listed phone number is (219) 945-0600.

What is Advanced Endocrinology And Diabetes Center,'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Advanced Endocrinology And Diabetes Center, enrolled in Medicare?

Yes. Advanced Endocrinology And Diabetes Center, is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Advanced Endocrinology And Diabetes Center,?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Endocrinology) reassigns their Medicare billing to Advanced Endocrinology And Diabetes Center,. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Advanced Endocrinology And Diabetes Center, accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and CareSource list Advanced Endocrinology And Diabetes Center, as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Advanced Endocrinology And Diabetes Center, was last updated on November 24, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.