CHARLES WARREN
NPI 1548917388
Chiropractor in Spring, TX
About Charles Warren NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHARLES WARREN (NPI 1548917388) is an individual chiropractor in Spring, Texas, licensed in Texas (14885) and active in the NPI registry since March 2022. He is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Charles Warren is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Charles Warren reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Spring, TX 77380
- Reassigned Medicare billing, Texas enrollment
Houston, TX 77095
- Reassigned Medicare billing, Texas enrollment
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Warren's NPI number?
The NPI number for Charles Warren is 1548917388. It was assigned to this individual provider in the NPPES registry on March 2, 2022.
Where is Charles Warren located?
Charles Warren practices at 271 Sawdust Rd, Spring, TX 77380. The listed phone number is (832) 381-8889.
What is Charles Warren's specialty?
The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.
Is Charles Warren enrolled in Medicare?
Yes. Charles Warren is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Charles Warren's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Charles Warren reassigns Medicare benefits to 2 organizations: Sync Chiropractic, LLC (Spring, TX) and Sync Chiropractic Cypress, LLC (Houston, TX). Each 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 Charles Warren's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Charles Warren accept?
Health plans from Blue Cross and Blue Shield of Texas and UnitedHealthcare list Charles Warren 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 Charles Warren was last updated on December 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 Warren · NPI 1548917388
Chiropractor provider in Spring, Texas. Individual provider, active in the CMS NPPES registry since March 2, 2022.
## Identity
- **NPI:** 1548917388 (Entity type: Individual)
- **Enumerated:** March 2, 2022
- **Primary specialty:** Chiropractor · taxonomy 111N00000X
- **State license:** 14885 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 271 SAWDUST RD, Spring, TX 77380-2238
- **Phone:** (832) 381-8889
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Sync Chiropractic, LLC (NPI 1083501779, Spring, TX); Sync Chiropractic Cypress, LLC (NPI 1982562583, Houston, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** December 11, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1548917388) · Data from the CMS NPPES public registry.