GREENHOUSE VASCULAR
NPI 1013443274
Internal Medicine - Interventional Cardiology in Houston, TX
About Greenhouse Vascular NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GREENHOUSE VASCULAR (NPI 1013443274) is a healthcare organization registered as an interventional cardiology in Houston, Texas and active in the NPI registry since May 2017. The organization holds a CLIA Waiver certificate valid through October 31, 2027 and lists Andy Vermon, Administrator, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 2
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)
Greenhouse Vascular 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
14Medicare enrollment records show 14 clinicians reassign Medicare billing to Greenhouse Vascular, which bills Medicare for the services they deliver. Of these, 8 practice within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 4
Clinicians, nearest first (14)
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 45D2139307
Greenhouse Vascular Suite 1500 · 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 Rahul Prakash, M.D., P.A.'s NPI number?
The NPI number for Rahul Prakash, M.D., P.A. is 1013443274. It was assigned to this organization in the NPPES registry on May 10, 2017. The provider is doing business as Greenhouse Vascular.
Where is Rahul Prakash, M.D., P.A. located?
Rahul Prakash, M.D., P.A. is located at 2222 Greenhouse Rd Suite 15, Houston, TX 77084. The listed phone number is (713) 464-9100.
What is Rahul Prakash, M.D., P.A.'s specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.
Is Rahul Prakash, M.D., P.A. enrolled in Medicare?
Yes. Rahul Prakash, M.D., P.A. is registered in the Medicare PECOS enrollment system.
When is Rahul Prakash, M.D., 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 Rahul Prakash, M.D., P.A.?
According to the CMS Revalidation Reassignment List (October 2026 release), 14 clinicians in 4 Medicare specialties reassign their Medicare billing to Rahul Prakash, M.D., 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. The largest specialties are Nephrology (10), Internal Medicine (2) and Hospitalist (1). Of these, 8 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Rahul Prakash, M.D., P.A. hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 45D2139307) is associated with this NPI, valid through October 31, 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 Rahul Prakash, M.D., P.A. was last updated on May 11, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Greenhouse Vascular · NPI 1013443274
Interventional Cardiology organization in Houston, Texas. Organization record, active in the CMS NPPES registry since May 10, 2017.
## Identity
- **NPI:** 1013443274 (Entity type: Organization)
- **Enumerated:** May 10, 2017
- **Primary specialty:** Internal Medicine - Interventional Cardiology · taxonomy 207RI0011X
- **Legal business name:** Rahul Prakash, M.d., P.a.
- **Organization subpart:** Yes (part of Rahul Prakash, M.d., P.a.)
- **Authorized official:** Andy Vermon, ADMINISTRATOR
## Practice location
- **Address:** 2222 GREENHOUSE RD, SUITE 15, Houston, TX 77084-7287
- **Phone:** (713) 464-9100
## 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:** 14 clinicians in 4 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nephrology (10), Internal Medicine (2), Hospitalist (1); 8 practice within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 11, 2017
- **Other identifiers:** Medicare PIN P00631602 (TX); Medicare PIN 8G7263 (TX)
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1013443274) · Data from the CMS NPPES public registry.