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RHEUMATOLOGY ASSOCIATES OF GREATER HOUSTON PLLC
NPI 1629658711
Internal Medicine - Rheumatology in Katy, TX

Active since April 12, 2021
777 S FRY RD STE 208, KATY, TX 77450(281) 652-5943(281) 652-5944 Get Directions Write a Review

NPPES record last updated: January 27, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 5, 2022, Apr 12, 2021 (2 updates tracked since 2021).

About Rheumatology Associates Of Greater Houston Pllc NPPES

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

RHEUMATOLOGY ASSOCIATES OF GREATER HOUSTON PLLC (NPI 1629658711) is a healthcare organization registered as a rheumatology in Katy, Texas and active in the NPI registry since April 2021. The organization lists Maryam Khawari, Owner, as its authorized official.

NPPES Registry Identity

NPI1629658711
Entity TypeOrganization
Primary Taxonomy207RR0500X
Legal Business NameRHEUMATOLOGY ASSOCIATES OF GREATER HOUSTON PLLC
Location Address777 S FRY RD STE 208Katy, TX 77450-2297
Mailing Address11569 S Highway 6, Pmb 197Sugar Land, TX 77498-4932 · (281) 652-5943 · Fax (281) 652-5944
Phone(281) 652-5943
Fax(281) 652-5944
Organization SubpartNo
Authorized OfficialMaryam KhawariOwner · (859) 227-3403
Enumeration DateApril 12, 2021
Last NPPES UpdateJanuary 27, 20252 updates tracked since enumeration
NPPES CertifiedJanuary 27, 2025
✔ NPI 1629658711 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
777 S FRY RD STE 208, Katy, TX 77450
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Other Identifiers 2

Other1W6870TX · Medicare
Medicaid431613501TX

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Rheumatology Associates Of Greater Houston Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by February 28, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateTexasEnrollment IDO20211115002499Non-DME Part B · Clinic/Group PracticeDue dateFebruary 28, 2027
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Rheumatology Associates Of Greater Houston PLLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Maryam Khawari, MD
Rheumatology
NPI 1346381365
1531 WESTBOROUGH DR STE 201
Katy, TX 77449
(281) 652-5943
✔ PECOS✔ Accepts Medicare1.1 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 Rheumatology Associates Of Greater Houston PLLC's NPI number?

The NPI number for Rheumatology Associates Of Greater Houston PLLC is 1629658711. It was assigned to this organization in the NPPES registry on April 12, 2021.

Where is Rheumatology Associates Of Greater Houston PLLC located?

Rheumatology Associates Of Greater Houston PLLC is located at 777 S Fry Rd Ste 208, Katy, TX 77450. The listed phone number is (281) 652-5943.

What is Rheumatology Associates Of Greater Houston PLLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Rheumatology Associates Of Greater Houston PLLC enrolled in Medicare?

Yes. Rheumatology Associates Of Greater Houston PLLC is registered in the Medicare PECOS enrollment system.

When is Rheumatology Associates Of Greater Houston PLLC's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Texas, Clinic/Group Practice) is due for revalidation by February 28, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Rheumatology Associates Of Greater Houston PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Rheumatology) reassigns their Medicare billing to Rheumatology Associates Of Greater Houston 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 Rheumatology Associates Of Greater Houston PLLC was last updated on January 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.