NORTHWEST KIDNEY SPECIALISTS, PLLC
NPI 1700294832
Internal Medicine - Nephrology in Cypress, TX
About Northwest Kidney Specialists, Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NORTHWEST KIDNEY SPECIALISTS, PLLC (NPI 1700294832) is a healthcare organization registered as a nephrology in Cypress, Texas and active in the NPI registry since August 2014. The organization maintains a secondary practice location in Houston and lists Sumiko Armstead, Physician, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Northwest Kidney 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 Northwest Kidney Specialists, PLLC, which bills Medicare for the services this clinician delivers.
Clinician (1)
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 Northwest Kidney Specialists, PLLC's NPI number?
The NPI number for Northwest Kidney Specialists, PLLC is 1700294832. It was assigned to this organization in the NPPES registry on August 1, 2014.
Where is Northwest Kidney Specialists, PLLC located?
Northwest Kidney Specialists, PLLC is located at 27700 Northwest Fwy Suite 330, Cypress, TX 77433. The listed phone number is (281) 908-8047.
What is Northwest Kidney Specialists, PLLC's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Northwest Kidney Specialists, PLLC enrolled in Medicare?
Yes. Northwest Kidney Specialists, PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Northwest Kidney Specialists, PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Nephrology) reassigns their Medicare billing to Northwest Kidney 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.
When was this NPI record last updated?
The NPPES record for Northwest Kidney Specialists, PLLC was last updated on September 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.
# Northwest Kidney Specialists, Pllc · NPI 1700294832
Nephrology organization in Cypress, Texas. Organization record, active in the CMS NPPES registry since August 1, 2014.
## Identity
- **NPI:** 1700294832 (Entity type: Organization)
- **Enumerated:** August 1, 2014
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **Organization subpart:** No
- **Authorized official:** Sumiko Armstead, PHYSICIAN
## Practice location
- **Address:** 27700 NORTHWEST FWY, SUITE 330, Cypress, TX 77433-6766
- **Phone:** (281) 908-8047
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Nephrology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 21, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1700294832) · Data from the CMS NPPES public registry.