ST. JOHNS PHYSICIAN ASSOCIATES, P.A.
NPI 1558485789
Clinic/Center in Houston, TX
About St. Johns Physician Associates, P.a. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ST. JOHNS PHYSICIAN ASSOCIATES, P.A. (NPI 1558485789) is a healthcare organization registered as a clinic/center in Houston, Texas and active in the NPI registry since March 2007. The organization lists Cheng Samuel Chen, Md, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
St. Johns Physician Associates, P.a. 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 St. Johns Physician Associates, 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.
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 St. Johns Physician Associates, P.A.'s NPI number?
The NPI number for St. Johns Physician Associates, P.A. is 1558485789. It was assigned to this organization in the NPPES registry on March 16, 2007.
Where is St. Johns Physician Associates, P.A. located?
St. Johns Physician Associates, P.A. is located at 3139 W Holcombe Blvd #615, Houston, TX 77025. The listed phone number is (713) 988-8860.
What is St. Johns Physician Associates, P.A.'s specialty?
The primary specialty registered for this NPI is Clinic/Center with taxonomy code 261Q00000X.
Is St. Johns Physician Associates, P.A. enrolled in Medicare?
Yes. St. Johns Physician Associates, P.A. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through St. Johns Physician Associates, P.A.?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to St. Johns Physician Associates, 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.
When was this NPI record last updated?
The NPPES record for St. Johns Physician Associates, P.A. was last updated on May 13, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# St. Johns Physician Associates, P.a. · NPI 1558485789
Clinic/Center organization in Houston, Texas. Organization record, active in the CMS NPPES registry since March 16, 2007.
## Identity
- **NPI:** 1558485789 (Entity type: Organization)
- **Enumerated:** March 16, 2007
- **Primary specialty:** Clinic/Center · taxonomy 261Q00000X
- **Organization subpart:** No
- **Authorized official:** Cheng Samuel Chen, MD
## Practice location
- **Address:** 3139 W HOLCOMBE BLVD, #615, Houston, TX 77025-1505
- **Phone:** (713) 988-8860 · **Fax:** (713) 988-8861
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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:** May 13, 2008
- **Other identifiers:** Medicaid 154400901 (TX); Medicare PIN 00458T (TX); Medicare UPIN G39553 (TX)
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Source: [NPI Profile](https://npiprofile.com/npi/1558485789) · Data from the CMS NPPES public registry.