CHARLES R. SIMS, MD PA
NPI 1114951373
Internal Medicine - Infectious Disease in Shenandoah, TX
About Charles R. Sims, Md Pa NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHARLES R. SIMS, MD PA (NPI 1114951373) is a healthcare organization registered as an infectious disease in Shenandoah, Texas and active in the NPI registry since July 2006. The organization lists Charles Ray Sims, President, 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)
Charles R. Sims, Md Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by January 31, 2027
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 Charles R. Sims, MD PA, 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 Charles R. Sims, MD PA's NPI number?
The NPI number for Charles R. Sims, MD PA is 1114951373. It was assigned to this organization in the NPPES registry on July 11, 2006.
Where is Charles R. Sims, MD PA located?
Charles R. Sims, MD PA is located at 101 Vision Park Blvd Suite 100, Shenandoah, TX 77384. The listed phone number is (936) 273-5214.
What is Charles R. Sims, MD PA's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Charles R. Sims, MD PA enrolled in Medicare?
Yes. Charles R. Sims, MD PA is registered in the Medicare PECOS enrollment system.
When is Charles R. Sims, MD PA'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 January 31, 2027. 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 Charles R. Sims, MD PA?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Infectious Disease) reassigns their Medicare billing to Charles R. Sims, MD PA. 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 Charles R. Sims, MD PA was last updated on January 8, 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.
# Charles R. Sims, Md Pa · NPI 1114951373
Infectious Disease organization in Shenandoah, Texas. Organization record, active in the CMS NPPES registry since July 11, 2006.
## Identity
- **NPI:** 1114951373 (Entity type: Organization)
- **Enumerated:** July 11, 2006
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **Organization subpart:** No
- **Authorized official:** Charles Sims, PRESIDENT
## Practice location
- **Address:** 101 VISION PARK BLVD, SUITE 100, Shenandoah, TX 77384-3011
- **Phone:** (936) 273-5214 · **Fax:** (936) 273-5926
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** January 31, 2027 (Non-DME Part B, Texas, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Infectious Disease) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 8, 2013
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Source: [NPI Profile](https://npiprofile.com/npi/1114951373) · Data from the CMS NPPES public registry.