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ISSA ENDOCRINOLOGY AND WEIGHT LOSS CENTER PLLC
NPI 1134861990
Internal Medicine - Endocrinology, Diabetes & Metabolism in Saginaw, MI

Active since April 12, 2022
4801 MCLEOD DR E, SAGINAW, MI 48604(989) 607-0809(989) 607-0833 Get Directions Write a Review

NPPES record last updated: December 7, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 7, 2023, Oct 27, 2023, Apr 27, 2022 and 1 more (4 updates tracked since 2022).

About Issa Endocrinology And Weight Loss Center Pllc NPPES

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

ISSA ENDOCRINOLOGY AND WEIGHT LOSS CENTER PLLC (NPI 1134861990) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Saginaw, Michigan and active in the NPI registry since April 2022. The organization lists Amer Issa, Owner, as its authorized official.

NPPES Registry Identity

NPI1134861990
Entity TypeOrganization
Primary Taxonomy207RE0101X
Legal Business NameENDOCRINOLOGY AND WEIGHT LOSS CENTER PLLC
Location Address4801 MCLEOD DR ESaginaw, MI 48604-2840
Mailing AddressPo Box 320008Flint, MI 48532-0001
Phone(989) 607-0809
Fax(989) 607-0833
Organization SubpartNo
Authorized OfficialAmer IssaOwner · (313) 725-0790
Enumeration DateApril 12, 2022
Last NPPES UpdateDecember 7, 20234 updates tracked since enumeration
NPPES CertifiedDecember 7, 2023
✔ NPI 1134861990 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
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.
4801 MCLEOD DR E, Saginaw, MI 48604
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Other Names 1

Doing Business AsIssa Endocrinology And Weight Loss Center Pllc

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 Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company.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)

Issa Endocrinology And Weight Loss Center Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Issa Endocrinology And Weight Loss Center PLLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Amer Issa, MD
Endocrinology
NPI 1326302712
4801 MCLEOD DR E
Saginaw, MI 48604
(989) 607-0809
✔ PECOSSame address
Alicia Sullivan
Nurse Practitioner
NPI 1316662562
4401 CAMPUS RIDGE DR STE 2100
Midland, MI 48640
(989) 837-9300
✔ PECOS18 mi

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 Endocrinology And Weight Loss Center PLLC's NPI number?

The NPI number for Endocrinology And Weight Loss Center PLLC is 1134861990. It was assigned to this organization in the NPPES registry on April 12, 2022. The provider is doing business as Issa Endocrinology And Weight Loss Center PLLC.

Where is Endocrinology And Weight Loss Center PLLC located?

Endocrinology And Weight Loss Center PLLC is located at 4801 Mcleod Dr E, Saginaw, MI 48604. The listed phone number is (989) 607-0809.

What is Endocrinology And Weight Loss Center PLLC's specialty?

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

Is Endocrinology And Weight Loss Center PLLC enrolled in Medicare?

Yes. Endocrinology And Weight Loss Center PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Endocrinology And Weight Loss Center PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Endocrinology And Weight Loss Center PLLC, in Endocrinology and Nurse Practitioner. 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. Of these, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Endocrinology And Weight Loss Center PLLC accept?

Health plans from Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Endocrinology And Weight Loss Center PLLC 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 Endocrinology And Weight Loss Center PLLC was last updated on December 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.