HASSAN ALISSA SOLE MBR
NPI 1801132048
Internal Medicine - Rheumatology in San Marcos, TX
About Hassan Alissa Sole Mbr NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HASSAN ALISSA SOLE MBR (NPI 1801132048) is a healthcare organization registered as a rheumatology in San Marcos, Texas and active in the NPI registry since December 2012. The organization lists Hassan Michael Alissa, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 2
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Hassan Alissa Sole Mbr is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
4Medicare enrollment records show 4 clinicians reassign Medicare billing to Hassan Alissa Sole Mbr, which bills Medicare for the services they deliver. Of these, 3 practice at this address. They are listed nearest first.
Clinicians, nearest first (4)
San Marcos, TX 78666
San Marcos, TX 78666
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 45D2084791
Arthritis Clinic Of Central Texas,pllc · San Marcos, 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 Arthritis Clinic Of Central Texas's NPI number?
The NPI number for Arthritis Clinic Of Central Texas is 1801132048. It was assigned to this organization in the NPPES registry on December 17, 2012. The provider is doing business as Hassan Alissa Sole Mbr.
Where is Arthritis Clinic Of Central Texas located?
Arthritis Clinic Of Central Texas is located at 1340 Wonder World Dr. Bldg. 2, Suite 2203, San Marcos, TX 78666. The listed phone number is (512) 667-7123.
What is Arthritis Clinic Of Central Texas's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Arthritis Clinic Of Central Texas enrolled in Medicare?
Yes. Arthritis Clinic Of Central Texas is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Arthritis Clinic Of Central Texas?
According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians reassign their Medicare billing to Arthritis Clinic Of Central Texas, in Nurse Practitioner and Rheumatology. 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. Of these, 3 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Arthritis Clinic Of Central Texas accept?
Health plans from Blue Cross and Blue Shield of Texas list Arthritis Clinic Of Central Texas as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Arthritis Clinic Of Central Texas was last updated on October 22, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Hassan Alissa Sole Mbr · NPI 1801132048
Rheumatology organization in San Marcos, Texas. Organization record, active in the CMS NPPES registry since December 17, 2012.
## Identity
- **NPI:** 1801132048 (Entity type: Organization)
- **Enumerated:** December 17, 2012
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **Legal business name:** Arthritis Clinic Of Central Texas
- **Organization subpart:** No
- **Authorized official:** Hassan Alissa, PRESIDENT
## Practice location
- **Address:** 1340 WONDER WORLD DR., BLDG. 2, SUITE 2203, San Marcos, TX 78666-7791
- **Phone:** (512) 667-7123 · **Fax:** (512) 667-7328
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 4 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (2), Rheumatology (2); 3 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 22, 2013
- **Other identifiers:** Medicaid 207781001 (TX); Medicare UPIN H46946 (TX)
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1801132048) · Data from the CMS NPPES public registry.