DR LUCY DEY DIABETES ENDOCRINOLOGY AND METABOLISM CLINIC PC
NPI 1558653949
Internal Medicine - Endocrinology, Diabetes & Metabolism in Joliet, IL

Q: What is Dr Lucy Dey Diabetes Endocrinology And Metabolism Clinic PC's specialty?

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

Active since May 04, 2011

202 N HAMMES AVE UNIT C, JOLIET, IL 60435(815) 714-2240 Get Directions Write a Review

NPPES record last updated: November 4, 2019. Verified against the NPPES registry weekly; last sync: November 08, 2026.

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About Dr Lucy Dey Diabetes Endocrinology And Metabolism Clinic Pc NPPES

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

DR LUCY DEY DIABETES ENDOCRINOLOGY AND METABOLISM CLINIC PC (NPI 1558653949) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Joliet, Illinois and active in the NPI registry since May 2011. The organization lists Lucy Dey, President, as its authorized official.

NPPES Registry Identity

NPI1558653949

Entity TypeOrganization

Primary Taxonomy207RE0101X

Legal Business NameDR LUCY DEY DIABETES ENDOCRINOLOGY AND METABOLISM CLINIC PC

Location Address202 N HAMMES AVE UNIT CJoliet, IL 60435-8136

Mailing Address17525 Orland Woods LnOrland Park, IL 60467-8565

Phone(815) 714-2240

Organization SubpartNo

Authorized OfficialLucy DeyPresident · (815) 714-2240

Enumeration DateMay 4, 2011

Last NPPES UpdateNovember 4, 2019

✔ NPI 1558653949 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.

202 N HAMMES AVE UNIT C, Joliet, IL 60435

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Other Identifiers 1

Medicaid036112067IL

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr Lucy Dey Diabetes Endocrinology And Metabolism Clinic Pc 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 Dr Lucy Dey Diabetes Endocrinology And Metabolism Clinic PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Lucy Dey, M.D.

Endocrinology

NPI 1710191705

330 MADISON ST SUITE 303
Joliet, IL 60435

(815) 714-2240

✔ PECOS✔ Accepts Medicare0.3 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 Dr Lucy Dey Diabetes Endocrinology And Metabolism Clinic PC's NPI number?

The NPI number for Dr Lucy Dey Diabetes Endocrinology And Metabolism Clinic PC is 1558653949. It was assigned to this organization in the NPPES registry on May 4, 2011.

Where is Dr Lucy Dey Diabetes Endocrinology And Metabolism Clinic PC located?

Dr Lucy Dey Diabetes Endocrinology And Metabolism Clinic PC is located at 202 N Hammes Ave Unit C, Joliet, IL 60435. The listed phone number is (815) 714-2240.

What is Dr Lucy Dey Diabetes Endocrinology And Metabolism Clinic PC's specialty?

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

Is Dr Lucy Dey Diabetes Endocrinology And Metabolism Clinic PC enrolled in Medicare?

Yes. Dr Lucy Dey Diabetes Endocrinology And Metabolism Clinic PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Dr Lucy Dey Diabetes Endocrinology And Metabolism Clinic PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Endocrinology) reassigns their Medicare billing to Dr Lucy Dey Diabetes Endocrinology And Metabolism Clinic PC. 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.

When was this NPI record last updated?

The NPPES record for Dr Lucy Dey Diabetes Endocrinology And Metabolism Clinic PC was last updated on November 4, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.