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KATY DIABETES AND ENDOCRINOLOGY PLLC
NPI 1639881048
Internal Medicine - Endocrinology, Diabetes & Metabolism in Katy, TX

Active since December 16, 2022
26077 NELSON WAY STE 1201, KATY, TX 77494(832) 437-6531(832) 437-6548 Get Directions Write a Review

NPPES record last updated: December 16, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Katy Diabetes And Endocrinology Pllc NPPES

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

KATY DIABETES AND ENDOCRINOLOGY PLLC (NPI 1639881048) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Katy, Texas and active in the NPI registry since December 2022. The organization lists Johanna Vivienne Leyco-policarpio, Owner/physician, as its authorized official.

NPPES Registry Identity

NPI1639881048
Entity TypeOrganization
Primary Taxonomy207RE0101X
Legal Business NameKATY DIABETES AND ENDOCRINOLOGY PLLC
Location Address26077 NELSON WAY STE 1201Katy, TX 77494-6698
Mailing Address26077 Nelson Way Ste 1201Katy, TX 77494-6698 · (832) 437-6531 · Fax (832) 437-6548
Phone(832) 437-6531
Fax(832) 437-6548
Organization SubpartNo
Authorized OfficialJohanna Vivienne Leyco-policarpioOwner/physician · (832) 437-6531
Enumeration DateDecember 16, 2022
NPPES CertifiedDecember 16, 2022
✔ NPI 1639881048 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.
26077 NELSON WAY STE 1201, Katy, TX 77494
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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

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include WellPoint.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)

Katy Diabetes And Endocrinology 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 Katy Diabetes And Endocrinology PLLC, which bills Medicare for the services they deliver. Of these, 2 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Noor Yazdanie, MD
Internal Medicine
NPI 1710378310
26077 NELSON WAY STE 1201
Katy, TX 77494
(832) 437-6531
✔ PECOS✔ Accepts Medicare2.4 mi
Johanna Vivienne Leyco-Policarpio, M.D.
Endocrinology
NPI 1659508265
21308 PROVINCIAL BLVD
Katy, TX 77450
(281) 206-8201
✔ PECOS✔ Accepts Medicare5.9 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 Katy Diabetes And Endocrinology PLLC's NPI number?

The NPI number for Katy Diabetes And Endocrinology PLLC is 1639881048. It was assigned to this organization in the NPPES registry on December 16, 2022.

Where is Katy Diabetes And Endocrinology PLLC located?

Katy Diabetes And Endocrinology PLLC is located at 26077 Nelson Way Ste 1201, Katy, TX 77494. The listed phone number is (832) 437-6531.

What is Katy Diabetes And Endocrinology PLLC's specialty?

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

Is Katy Diabetes And Endocrinology PLLC enrolled in Medicare?

Yes. Katy Diabetes And Endocrinology PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Katy Diabetes And Endocrinology PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Katy Diabetes And Endocrinology PLLC, in Endocrinology and Internal Medicine. 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, 2 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Katy Diabetes And Endocrinology PLLC accept?

Health plans from WellPoint list Katy Diabetes And Endocrinology 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 Katy Diabetes And Endocrinology PLLC was last updated on December 16, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.