DIABETES & ENDOCRINE PLLC
NPI 1902560964
Internal Medicine - Endocrinology, Diabetes & Metabolism in Riverhead, NY

Q: What is Diabetes & Endocrine PLLC's NPI number?

The NPI number for Diabetes & Endocrine PLLC is 1902560964. It was assigned to this organization in the NPPES registry on October 26, 2021.

Q: What is Diabetes & Endocrine PLLC's specialty?

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

Active since October 26, 2021

632 ROANOKE AVE, RIVERHEAD, NY 11901(631) 939-2127(718) 892-0736 Get Directions Write a Review

NPPES record last updated: May 9, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: May 9, 2025, Nov 8, 2021 (2 updates tracked since 2021).

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About Diabetes & Endocrine Pllc NPPES

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

DIABETES & ENDOCRINE PLLC (NPI 1902560964) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Riverhead, New York and active in the NPI registry since October 2021. The organization maintains a secondary practice location in Riverhead and lists Charmian Cohen, President, as its authorized official.

NPPES Registry Identity

NPI1902560964

Entity TypeOrganization

Primary Taxonomy207RE0101X

Legal Business NameDIABETES & ENDOCRINE PLLC

Location Address632 ROANOKE AVERiverhead, NY 11901-2728

Mailing Address632 Roanoke AveRiverhead, NY 11901-2728 · (631) 939-2127 · Fax (718) 892-0736

Phone(631) 939-2127

Fax(718) 892-0736

Organization SubpartNo

Authorized OfficialCharmian CohenPresident · (631) 939-2127

Enumeration DateOctober 26, 2021

Last NPPES UpdateMay 9, 20252 updates tracked since enumeration

NPPES CertifiedMay 9, 2025

✔ NPI 1902560964 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.

632 ROANOKE AVE, Riverhead, NY 11901

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Secondary Practice Location 1

Location 161 Tyler DrRiverhead, NY 11901-5022 · Phone (631) 939-2127 · Fax (332) 330-9601

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)

Diabetes & Endocrine Pllc 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 Diabetes & Endocrine PLLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Charmian Cohen, M.D.

Internal Medicine

NPI 1003929043

632 ROANOKE AVE
Riverhead, NY 11901

(631) 939-2127

✔ 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 Diabetes & Endocrine PLLC's NPI number?

The NPI number for Diabetes & Endocrine PLLC is 1902560964. It was assigned to this organization in the NPPES registry on October 26, 2021.

Where is Diabetes & Endocrine PLLC located?

Diabetes & Endocrine PLLC is located at 632 Roanoke Ave, Riverhead, NY 11901. The listed phone number is (631) 939-2127.

What is Diabetes & Endocrine PLLC's specialty?

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

Is Diabetes & Endocrine PLLC enrolled in Medicare?

Yes. Diabetes & Endocrine PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Diabetes & Endocrine PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Diabetes & Endocrine PLLC. 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 Diabetes & Endocrine PLLC was last updated on May 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.