SOUTHEAST TEXAS NEPHROLOGY ASSOCIATES PA
NPI 1376543074
Internal Medicine - Nephrology in Nederland, TX

Q: What is Southeast Texas Nephrology Associates PA's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Active since July 26, 2005

2300 HIGHWAY 365 STE 210, NEDERLAND, TX 77627(409) 985-6657(409) 982-7805 Get Directions Write a Review

NPPES record last updated: May 28, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: May 28, 2025, Oct 13, 2022, Jul 21, 2022 (3 updates tracked since 2022).

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About Southeast Texas Nephrology Associates Pa NPPES

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

SOUTHEAST TEXAS NEPHROLOGY ASSOCIATES PA (NPI 1376543074) is a healthcare organization registered as a nephrology in Nederland, Texas and active in the NPI registry since July 2005. The organization lists Deborah Ann Chatman, Practice Manager, as its authorized official.

NPPES Registry Identity

NPI1376543074

Entity TypeOrganization

Primary Taxonomy207RN0300X

Legal Business NameSOUTHEAST TEXAS NEPHROLOGY ASSOCIATES PA

Location Address2300 HIGHWAY 365 STE 210Nederland, TX 77627-6283

Mailing Address2300 Highway 365 Ste 210Nederland, TX 77627-6283 · (409) 985-6657 · Fax (409) 982-7805

Phone(409) 985-6657

Fax(409) 982-7805

Organization SubpartNo

Authorized OfficialDeborah Ann ChatmanPractice Manager · (409) 985-6657

Enumeration DateJuly 26, 2005

Last NPPES UpdateMay 28, 20253 updates tracked since enumeration

NPPES CertifiedMay 28, 2025

✔ NPI 1376543074 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians

Taxonomy Code207RN0300X

Definition

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

2300 HIGHWAY 365 STE 210, Nederland, TX 77627

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Other Identifiers 2

Medicaid112593204TX

Medicaid112593202TX

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)

Southeast Texas Nephrology Associates Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 12 clinicians reassign Medicare billing to Southeast Texas Nephrology Associates PA, which bills Medicare for the services they deliver. Of these, 3 practice at this address. They are listed nearest first.

Clinicians by Medicare Specialty 5

Certified Registered Nurse Anesthetist (CRNA)4

Nephrology4

Hospitalist2

Interventional Radiology1

Thoracic Surgery1

Clinicians, nearest first (12)

Zainab Kayani, DO

Nephrology

NPI 1720279912

2300 HIGHWAY 365 STE 210
Nederland, TX 77627

(409) 985-6657

✔ PECOS✔ Accepts MedicareSame address

Syed Rehman, MD

Nephrology

NPI 1568462539

2300 HIGHWAY 365 STE 210
Nederland, TX 77627

(409) 985-6657

✔ PECOS✔ Accepts MedicareSame address

Cyprien Vertil, MD

Hospitalist

NPI 1124028816

2300 HIGHWAY 365 STE 210
Nederland, TX 77627

(409) 985-6657

✔ PECOS✔ Accepts MedicareSame address

Juan Frommer, M.D.

Nephrology

NPI 1528052404

427 W 20TH ST STE 300
Houston, TX 77008

(713) 791-1633

✔ PECOS✔ Accepts Medicare86 mi

Christos Katsigiannis, MD

Thoracic Surgery

NPI 1194725234

427 W 20TH ST STE 300
Houston, TX 77008

(713) 791-1633

✔ PECOS✔ Accepts Medicare86 mi

Sumia Rashid, M.D.

Nephrology

NPI 1073784252

427 W 20TH ST STE 300
Houston, TX 77008

(713) 791-1633

✔ PECOS✔ Accepts Medicare86 mi

Ayoade Ademuyewo, DNP

Certified Registered Nurse Anesthetist (CRNA)

NPI 1861987539

6720 BERTNER AVE STE O-520
Houston, TX 77030

(832) 355-2666

✔ Accepts Medicare87 mi

Roger Carbajal Mendoza, M.D.

Hospitalist

NPI 1184929333

10023 S. MAIN C-9
Houston, TX 77025

(713) 791-1633

✔ PECOS✔ Accepts Medicare89 mi

Candace Hooker, CRNA

Certified Registered Nurse Anesthetist (CRNA)

NPI 1376136390

1500 CITYWEST BLVD STE 300
Houston, TX 77042

(888) 339-8727

✔ Accepts Medicare96 mi

Nicholas Nwoye, CRNA

Certified Registered Nurse Anesthetist (CRNA)

NPI 1972194389

1500 CITYWEST BLVD STE 300
Houston, TX 77042

(888) 339-8727

✔ Accepts Medicare96 mi

Kelechi Ekejiuba

Certified Registered Nurse Anesthetist (CRNA)

NPI 1851892426

11131 MCCRACKEN CIR STE A
Cypress, TX 77429

(832) 844-0346

96 mi

Palaniappan Annamalai, MD

Interventional Radiology

NPI 1972529584

1150 NW 14TH ST STE 702
Miami, FL 33136

(305) 243-6732

✔ PECOS✔ Accepts Medicare890 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 Southeast Texas Nephrology Associates PA's NPI number?

The NPI number for Southeast Texas Nephrology Associates PA is 1376543074. It was assigned to this organization in the NPPES registry on July 26, 2005.

Where is Southeast Texas Nephrology Associates PA located?

Southeast Texas Nephrology Associates PA is located at 2300 Highway 365 Ste 210, Nederland, TX 77627. The listed phone number is (409) 985-6657.

What is Southeast Texas Nephrology Associates PA's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Southeast Texas Nephrology Associates PA enrolled in Medicare?

Yes. Southeast Texas Nephrology Associates PA is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Southeast Texas Nephrology Associates PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 12 clinicians in 5 Medicare specialties reassign their Medicare billing to Southeast Texas Nephrology Associates PA. 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. The largest specialties are Certified Registered Nurse Anesthetist (CRNA) (4), Nephrology (4) and Hospitalist (2). Of these, 3 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Southeast Texas Nephrology Associates PA accept?

Health plans from WellPoint list Southeast Texas Nephrology Associates PA 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 Southeast Texas Nephrology Associates PA was last updated on May 28, 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.