DR. MALCOLM KENT LYON DO
NPI 1487708624
Emergency Medicine - Emergency Medical Services in Nacogdoches, TX
About Dr. Malcolm Kent Lyon Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MALCOLM KENT LYON DO (NPI 1487708624) is an individual emergency medical services provider in Nacogdoches, Texas, licensed in Texas (F9762) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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)
Dr. Malcolm Kent Lyon Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
6Medicare enrollment records show Malcolm Lyon reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Nacogdoches, TX 75961
- Reassigned Medicare billing, Texas enrollment
- 109 clinicians in this Medicare group
Lufkin, TX 75904
- Reassigned Medicare billing, Texas enrollment
- 89 clinicians in this Medicare group
Jacksonville, TX 75766
- Reassigned Medicare billing, Texas enrollment
- 409 clinicians in this Medicare group
Tyler, TX 75701
- Reassigned Medicare billing, Texas enrollment
- 547 clinicians in this Medicare group
Liberty, TX 77575
- Reassigned Medicare billing, Texas enrollment
- 199 clinicians in this Medicare group
Levelland, TX 79336
- Reassigned Medicare billing, Texas enrollment
- 122 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75961 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
NACOGDOCHES, TX 75961
NACOGDOCHES, TX 75961
NACOGDOCHES, TX 75961
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 Malcolm Lyon's NPI number?
The NPI number for Malcolm Lyon is 1487708624. It was assigned to this individual provider in the NPPES registry on January 23, 2007.
Where is Malcolm Lyon located?
Malcolm Lyon practices at 1204 N Mound St, Nacogdoches, TX 75961. The listed phone number is (936) 568-8448.
What is Malcolm Lyon's specialty?
The primary specialty registered for this NPI is Emergency Medicine, specializing in Emergency Medical Services, with taxonomy code 207PE0004X.
Is Malcolm Lyon enrolled in Medicare?
Yes. Malcolm Lyon is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Malcolm Lyon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Malcolm Lyon reassigns Medicare benefits to 6 organizations: Ess Of Nacogdoches LLC (Nacogdoches, TX), Angelina Emergency Medicine Associates PA (Lufkin, TX), Mother Frances Hospital Jacksonville (Jacksonville, TX), Mother Frances Hospital Regional Health Care Center (Tyler, TX), Ess Of South Texas LLC (Liberty, TX) and 1 more organization, listed in the Medicare section above. 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 Malcolm Lyon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Malcolm Lyon accept?
Health plans from Baylor Scott and White Health Plan and Blue Cross and Blue Shield of Texas list Malcolm Lyon 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 Malcolm Lyon was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Dr. Malcolm Kent Lyon, DO · NPI 1487708624
Emergency Medical Services physician in Nacogdoches, Texas. Individual provider, active in the CMS NPPES registry since January 23, 2007.
## Identity
- **NPI:** 1487708624 (Entity type: Individual)
- **Enumerated:** January 23, 2007
- **Primary specialty:** Emergency Medicine - Emergency Medical Services · taxonomy 207PE0004X
- **State license:** F9762 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1204 N MOUND ST, Nacogdoches, TX 75961-4027
- **Phone:** (936) 568-8448
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 6 organizations under Medicare reassignment (form CMS-855R): Ess Of Nacogdoches LLC (NPI 1780139956, Nacogdoches, TX); Angelina Emergency Medicine Associates PA (NPI 1518397298, Lufkin, TX); Mother Frances Hospital Jacksonville (NPI 1952306672, Jacksonville, TX); Mother Frances Hospital Regional Health Care Center (NPI 1679578439, Tyler, TX); Ess Of South Texas LLC (NPI 1295128247, Liberty, TX); and 1 more · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare UPIN A67362 (TX); Medicare ID-Type Unspecified 80M725 (TX)
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Source: [NPI Profile](https://npiprofile.com/npi/1487708624) · Data from the CMS NPPES public registry.