PIERRE PHYSICIAN GROUP P.A.
NPI 1811126162
Internal Medicine in Houston, TX
About Pierre Physician Group P.a. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PIERRE PHYSICIAN GROUP P.A. (NPI 1811126162) is a healthcare organization registered as an internal medicine in Houston, Texas and active in the NPI registry since July 2009. The organization holds a CLIA Waiver certificate valid through October 29, 2027 and lists Mariette Pierre, Physician, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
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)
Pierre Physician Group P.a. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by November 30, 2026
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.
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Pierre Physician Group P.A., 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.
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 45D1107248
Pierre Physician Group, PA · Houston, TXFrequently 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 Pierre Physician Group P.A.'s NPI number?
The NPI number for Pierre Physician Group P.A. is 1811126162. It was assigned to this organization in the NPPES registry on July 8, 2009.
Where is Pierre Physician Group P.A. located?
Pierre Physician Group P.A. is located at 1315 St Joseph Pkwy Suite 1503, Houston, TX 77002. The listed phone number is (713) 655-0073.
What is Pierre Physician Group P.A.'s specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Pierre Physician Group P.A. enrolled in Medicare?
Yes. Pierre Physician Group P.A. is registered in the Medicare PECOS enrollment system.
When is Pierre Physician Group P.A.'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 November 30, 2026. 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 Pierre Physician Group P.A.?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Pierre Physician Group P.A.. 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 Pierre Physician Group P.A. hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 45D1107248) is associated with this NPI, valid through October 29, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
When was this NPI record last updated?
The NPPES record for Pierre Physician Group P.A. was last updated on February 21, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Pierre Physician Group P.a. · NPI 1811126162
Internal Medicine organization in Houston, Texas. Organization record, active in the CMS NPPES registry since July 8, 2009.
## Identity
- **NPI:** 1811126162 (Entity type: Organization)
- **Enumerated:** July 8, 2009
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **Organization subpart:** No
- **Authorized official:** Mariette Pierre, PHYSICIAN
## Practice location
- **Address:** 1315 ST JOSEPH PKWY, SUITE 1503, Houston, TX 77002-8233
- **Phone:** (713) 655-0073 · **Fax:** (713) 655-1332
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** November 30, 2026 (Non-DME Part B, Texas, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Internal Medicine) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 21, 2021
- **CLIA laboratory certificates:** 1 on file
---
Source: [NPI Profile](https://npiprofile.com/npi/1811126162) · Data from the CMS NPPES public registry.