RIVERSTONE UROLOGY SPECIALISTS PLLC
NPI 1669340543
Urology in Cypress, TX

Q: What is Riverstone Urology Specialists PLLC's NPI number?

The NPI number for Riverstone Urology Specialists PLLC is 1669340543. It was assigned to this organization in the NPPES registry on October 23, 2025.

Q: What is Riverstone Urology Specialists PLLC's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

Active since October 23, 2025CLIA Certified · 2 labs

24518 NORTHWEST FWY, MEDICAL OFFICE BUILDING 2, SUITE 445, CYPRESS, TX 77429(404) 909-5591 Get Directions Write a Review

NPPES record last updated: June 2, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Riverstone Urology Specialists Pllc NPPES

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

RIVERSTONE UROLOGY SPECIALISTS PLLC (NPI 1669340543) is a healthcare organization registered as an urology in Cypress, Texas and active in the NPI registry since October 2025. The organization holds 2 active CLIA laboratory certificates, maintains a secondary practice location in Shenandoah, and lists Russell Philip Libby, Managing Provider, as its authorized official.

NPPES Registry Identity

NPI1669340543

Entity TypeOrganization

Primary Taxonomy208800000X

Legal Business NameRIVERSTONE UROLOGY SPECIALISTS PLLC

Location Address24518 NORTHWEST FWY, MEDICAL OFFICE BUILDING 2, SUITE 445Cypress, TX 77429-2904

Mailing Address506 Hunters Park LnHouston, TX 77024-5411 · (404) 909-5591

Phone(404) 909-5591

Organization SubpartNo

Authorized OfficialRussell Philip LibbyManaging Provider · (404) 909-5591

Enumeration DateOctober 23, 2025

Last NPPES UpdateJune 2, 2026

NPPES CertifiedJune 2, 2026

✔ NPI 1669340543 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyUrologyAllopathic & Osteopathic Physicians

Taxonomy Code208800000X

Definition

A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

24518 NORTHWEST FWY, Cypress, TX 77429

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Secondary Practice Location 1

Location 19200 Pinecroft Dr Ste 280Shenandoah, TX 77380-3281 · Phone (281) 822-4900 · Fax (281) 779-4500

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)

Riverstone Urology Specialists 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 Riverstone Urology Specialists PLLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Russell Libby, MD

Urology

NPI 1902216740

24518 NORTHWEST FWY MEDICAL OFFICE BUILDING 2, SUITE 445
Cypress, TX 77429

(404) 909-5591

✔ 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.

CLIA Laboratory Certificates CMS CLIA 2

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 45D2343163

Riverstone Urology Specialists PLLC · Shenandoah, TX

Active · expires Apr 30, 2028

CLIA Number45D2343163

Laboratory TypePhysician Office

Certificate Effective DateMay 1, 2026

Certificate Expiration DateApril 30, 2028

Laboratory DirectorRussell P. Libby

Laboratory Phone(281) 822-4900

Laboratory LocationRiverstone Urology Specialists PLLC9200 Pinecroft Dr, Suite 280, Shenandoah, TX 77380

CLIA data matches this NPI record on: Address Name Phone

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

Certificate of Waiver 45D2336848

Riverstone Urology Specialists PLLC · Cypress, TX

Active · expires Jan 11, 2028

CLIA Number45D2336848

Laboratory TypePhysician Office

Certificate Effective DateJanuary 12, 2026

Certificate Expiration DateJanuary 11, 2028

Laboratory DirectorRussell P. Libby

Laboratory Phone(281) 822-4900

Laboratory LocationRiverstone Urology Specialists PLLC24518 Northwest Fwy, Mob 2, Suite 445, Cypress, TX 77429

CLIA data matches this NPI record on: Address Name Phone

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

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 Riverstone Urology Specialists PLLC's NPI number?

The NPI number for Riverstone Urology Specialists PLLC is 1669340543. It was assigned to this organization in the NPPES registry on October 23, 2025.

Where is Riverstone Urology Specialists PLLC located?

Riverstone Urology Specialists PLLC is located at 24518 Northwest Fwy Medical Office Building 2, Suite 445, Cypress, TX 77429. The listed phone number is (404) 909-5591.

What is Riverstone Urology Specialists PLLC's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

Is Riverstone Urology Specialists PLLC enrolled in Medicare?

Yes. Riverstone Urology Specialists PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Riverstone Urology Specialists PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Urology) reassigns their Medicare billing to Riverstone Urology Specialists 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.

Does Riverstone Urology Specialists PLLC hold CLIA laboratory certificates?

Yes. 2 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

When was this NPI record last updated?

The NPPES record for Riverstone Urology Specialists PLLC was last updated on June 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.