BAYTOWN INTERNAL MEDICINE ASSOCIATES PLLC
NPI 1881375459
Internal Medicine in Baytown, TX

Q: What is Baytown Internal Medicine Associates PLLC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Active since July 27, 2023

4308 ALLENBROOK DR, BAYTOWN, TX 77521(281) 422-4141(866) 531-7318 Get Directions Write a Review

NPPES record last updated: June 11, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 11, 2025, Jul 27, 2023 (2 updates tracked since 2023).

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About Baytown Internal Medicine Associates Pllc NPPES

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

BAYTOWN INTERNAL MEDICINE ASSOCIATES PLLC (NPI 1881375459) is a healthcare organization registered as an internal medicine in Baytown, Texas and active in the NPI registry since July 2023. The organization lists Imran Siddiqui, Provider, as its authorized official.

NPPES Registry Identity

NPI1881375459

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameBAYTOWN INTERNAL MEDICINE ASSOCIATES PLLC

Location Address4308 ALLENBROOK DRBaytown, TX 77521-3200

Mailing Address4308 Allenbrook DrBaytown, TX 77521-3200 · (281) 422-4141 · Fax (866) 531-7318

Phone(281) 422-4141

Fax(866) 531-7318

Organization SubpartNo

Authorized OfficialImran SiddiquiProvider · (254) 493-0814

Enumeration DateJuly 27, 2023

Last NPPES UpdateJune 11, 20252 updates tracked since enumeration

NPPES CertifiedJune 11, 2025

✔ NPI 1881375459 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

4308 ALLENBROOK DR, Baytown, TX 77521

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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

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.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)

Baytown Internal Medicine Associates 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 Baytown Internal Medicine Associates PLLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Imran Siddiqui, M.D.

Internal Medicine

NPI 1821050238

2401 S 31ST ST
Temple, TX 76508

(254) 724-2111

✔ PECOS✔ Accepts Medicare169 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 Baytown Internal Medicine Associates PLLC's NPI number?

The NPI number for Baytown Internal Medicine Associates PLLC is 1881375459. It was assigned to this organization in the NPPES registry on July 27, 2023.

Where is Baytown Internal Medicine Associates PLLC located?

Baytown Internal Medicine Associates PLLC is located at 4308 Allenbrook Dr, Baytown, TX 77521. The listed phone number is (281) 422-4141.

What is Baytown Internal Medicine Associates PLLC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Baytown Internal Medicine Associates PLLC enrolled in Medicare?

Yes. Baytown Internal Medicine Associates PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Baytown Internal Medicine Associates PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Baytown Internal Medicine Associates 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.

What insurance does Baytown Internal Medicine Associates PLLC accept?

Health plans from Blue Cross and Blue Shield of Texas list Baytown Internal Medicine Associates 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 Baytown Internal Medicine Associates PLLC was last updated on June 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.