APEX INFECTIOUS DISEASE PHYSICIANS PLLC
NPI 1992653240
Internal Medicine - Infectious Disease in Shenandoah, TX

Q: What is Apex Infectious Disease Physicians PLLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Active since March 20, 2026

9250 PINECROFT DR, SHENANDOAH, TX 77380(832) 519-8663(281) 764-6642 Get Directions Write a Review

NPPES record last updated: May 12, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 12, 2026, May 4, 2026, Mar 20, 2026 (3 updates tracked since 2026).

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About Apex Infectious Disease Physicians Pllc NPPES

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

APEX INFECTIOUS DISEASE PHYSICIANS PLLC (NPI 1992653240) is a healthcare organization registered as an infectious disease in Shenandoah, Texas and active in the NPI registry since March 2026. The organization maintains 2 additional practice locations and lists Nagakrishnal Nachimuthu, Owner, as its authorized official.

NPPES Registry Identity

NPI1992653240

Entity TypeOrganization

Primary Taxonomy207RI0200X

Legal Business NameAPEX INFECTIOUS DISEASE PHYSICIANS PLLC

Location Address9250 PINECROFT DRShenandoah, TX 77380-3218

Mailing Address6700 Woodlands Parkway Suite 230, Pmb 147The Woodlands, TX 77382-2578 · (832) 519-8663 · Fax (281) 764-6642

Phone(832) 519-8663

Fax(281) 764-6642

Organization SubpartNo

Authorized OfficialNagakrishnal NachimuthuOwner · (832) 389-9012

Enumeration DateMarch 20, 2026

Last NPPES UpdateMay 12, 20263 updates tracked since enumeration

NPPES CertifiedMay 12, 2026

✔ NPI 1992653240 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RI0200X

Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

9250 PINECROFT DR, Shenandoah, TX 77380

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Secondary Practice Locations 2

Location 117201 I 45 SThe Woodlands, TX 77385-3311 · Phone (832) 519-8663 · Fax (281) 764-6642

Location 217200 St Lukes WayThe Woodlands, TX 77384-8007 · Phone (832) 519-8663 · Fax (281) 764-6642

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

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Apex Infectious Disease Physicians 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 Apex Infectious Disease Physicians PLLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Nagakrishnal Nachimuthu, M.D

Infectious Disease

NPI 1073892048

9250 PINECROFT DR
Shenandoah, TX 77380

(832) 519-8663

✔ 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 Apex Infectious Disease Physicians PLLC's NPI number?

The NPI number for Apex Infectious Disease Physicians PLLC is 1992653240. It was assigned to this organization in the NPPES registry on March 20, 2026.

Where is Apex Infectious Disease Physicians PLLC located?

Apex Infectious Disease Physicians PLLC is located at 9250 Pinecroft Dr, Shenandoah, TX 77380. The listed phone number is (832) 519-8663.

What is Apex Infectious Disease Physicians PLLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Apex Infectious Disease Physicians PLLC enrolled in Medicare?

Yes. Apex Infectious Disease Physicians PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Apex Infectious Disease Physicians PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Infectious Disease) reassigns their Medicare billing to Apex Infectious Disease Physicians 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 Apex Infectious Disease Physicians PLLC was last updated on May 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.