CHARLES DARREN DUVALL M.D.
NPI 1144287657
Radiology - Diagnostic Radiology in Longview, TX
About Charles Darren Duvall M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHARLES DARREN DUVALL M.D. (NPI 1144287657) is an individual diagnostic radiology provider in Longview, Texas, licensed in Texas (J9489) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Oklahoma City, Inc, and is a graduate of Texas A & M University System, Hsc, College Of Medicine (1994).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Charles Darren Duvall M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Charles Duvall reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Fort Worth, TX 76107
- Reassigned Medicare billing, Texas enrollment
- 445 clinicians in this Medicare group
Waco, TX 76711
- Reassigned Medicare billing, Texas enrollment
- 32 clinicians in this Medicare group
Oklahoma City, OK 73120
- Reassigned Medicare billing, Oklahoma enrollment
- 28 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 76
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital Oklahoma City, Inc
Acute Care Hospitals · Oklahoma City, OKOklahoma Heart Hospital, LLC
Acute Care Hospitals · Oklahoma City, OKMercy Hospital Watonga, Inc
Critical Access Hospitals · Watonga, OKMercy Hospital Kingfisher, Inc
Critical Access Hospitals · Kingfisher, OKMercy Hospital Guthrie
Critical Access Hospitals · Guthrie, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75605 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LONGVIEW, TX 75605
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 Duvall's NPI number?
The NPI number for Charles Duvall is 1144287657. It was assigned to this individual provider in the NPPES registry on April 27, 2006.
Where is Charles Duvall located?
Charles Duvall practices at 2901 N 4th St, Longview, TX 75605. The listed phone number is (903) 232-3660.
What is Charles Duvall's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Charles Duvall enrolled in Medicare?
Yes. Charles Duvall is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Charles Duvall's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Charles Duvall reassigns Medicare benefits to 3 organizations: Radiology Associates Of North Texas, PA (Fort Worth, TX), Ideal Mri, LLC (Waco, TX) and Radiology Consultants, PC (Oklahoma City, OK). 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 Duvall's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Charles Duvall accept?
Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas list Charles Duvall 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.
Is Charles Duvall affiliated with any hospitals?
According to CMS data, Charles Duvall is affiliated with Mercy Hospital Oklahoma City, Inc, Oklahoma Heart Hospital, LLC, Mercy Hospital Watonga, Inc, Mercy Hospital Kingfisher, Inc and Mercy Hospital Guthrie.
When was this NPI record last updated?
The NPPES record for Charles Duvall was last updated on February 7, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.