NORTH HOUSTON INTERNAL MEDICINE AND PEDIATRIC CLINIC PLLC
NPI 1972134062
Internal Medicine in Tomball, TX

Q: What is North Houston Internal Medicine And Pediatric Clinic PLLC's specialty?

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

Active since January 28, 2020CLIA 45D2183184 · Waiver

11011 NORTHPOINTE BLVD STE C, TOMBALL, TX 77375(281) 246-1100(281) 430-1100 Get Directions Write a Review

NPPES record last updated: November 19, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 19, 2025, Apr 10, 2024, Jun 4, 2020 and 1 more (4 updates tracked since 2020).

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About North Houston Internal Medicine And Pediatric Clinic Pllc NPPES

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

NORTH HOUSTON INTERNAL MEDICINE AND PEDIATRIC CLINIC PLLC (NPI 1972134062) is a healthcare organization registered as an internal medicine in Tomball, Texas and active in the NPI registry since January 2020. The organization holds a CLIA Waiver certificate valid through April 30, 2028 and lists Rajasekaran Annamalai, Owner/provider, as its authorized official.

NPPES Registry Identity

NPI1972134062

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameNORTH HOUSTON INTERNAL MEDICINE AND PEDIATRIC CLINIC PLLC

Location Address11011 NORTHPOINTE BLVD STE CTomball, TX 77375-1572

Mailing Address11011 Northpointe Blvd Ste CTomball, TX 77375-1572 · (281) 246-1100 · Fax (281) 430-1100

Phone(281) 246-1100

Fax(281) 430-1100

Organization SubpartNo

Authorized OfficialRajasekaran AnnamalaiOwner/provider · (281) 246-1100

Enumeration DateJanuary 28, 2020

Last NPPES UpdateNovember 19, 20254 updates tracked since enumeration

NPPES CertifiedNovember 19, 2025

✔ NPI 1972134062 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ 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.

Also ListedPediatricsTaxonomy 208000000X

11011 NORTHPOINTE BLVD STE C, Tomball, TX 77375

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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 Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 45D2183184

North Houston Internal Medicine & Pediatric Clinic · Tomball, TX

Active · expires Apr 30, 2028

CLIA Number45D2183184

Laboratory TypePhysician Office

Certificate Effective DateMay 1, 2026

Certificate Expiration DateApril 30, 2028

Laboratory DirectorRajasekaran Annamalai

Laboratory Phone(281) 246-1100

Laboratory LocationNorth Houston Internal Medicine & Pediatric Clinic11011 Northpointe Blvd, Ste C, Tomball, TX 77375

CLIA data matches this NPI record on: Address Phone

This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NALINA CHANDRASEKHARAN MD

Pediatrics

11011 NORTHPOINTE BLVD STE C
TOMBALL, TX 77375

Harris County (281) 246-1100

RAJASEKARAN ANNAMALAI MD

Internal Medicine

11011 NORTHPOINTE BLVD STE C
TOMBALL, TX 77375

Harris County (281) 246-1100

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 North Houston Internal Medicine And Pediatric Clinic PLLC's NPI number?

The NPI number for North Houston Internal Medicine And Pediatric Clinic PLLC is 1972134062. It was assigned to this organization in the NPPES registry on January 28, 2020.

Where is North Houston Internal Medicine And Pediatric Clinic PLLC located?

North Houston Internal Medicine And Pediatric Clinic PLLC is located at 11011 Northpointe Blvd Ste C, Tomball, TX 77375. The listed phone number is (281) 246-1100.

What is North Houston Internal Medicine And Pediatric Clinic PLLC's specialty?

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

Does North Houston Internal Medicine And Pediatric Clinic PLLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 45D2183184) is associated with this NPI, valid through April 30, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does North Houston Internal Medicine And Pediatric Clinic PLLC accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 3 other insurers list North Houston Internal Medicine And Pediatric Clinic 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 North Houston Internal Medicine And Pediatric Clinic PLLC was last updated on November 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.