FRANCIS PHILLIP FISCHER DO
NPI 1144804279
Internal Medicine in Red Oak, TX
About Francis Phillip Fischer Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
FRANCIS PHILLIP FISCHER DO (NPI 1144804279) is an individual internal medicine provider in Red Oak, Texas, licensed in Texas (V1771) and active in the NPI registry since May 2021. He is enrolled in Medicare PECOS, is affiliated with Christus Mother Frances Hospital, and maintains a secondary practice location in Tyler.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Francis Phillip Fischer Do 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
2Medicare enrollment records show Francis Fischer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Dallas, TX 75203
- Reassigned Medicare billing, Texas enrollment
- 9 clinicians in this Medicare group
Tyler, TX 75702
- Reassigned Medicare billing, Texas enrollment
- 2,745 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 3
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Christus Mother Frances Hospital
Acute Care Hospitals · Tyler, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75154 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 5
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 Francis Fischer's NPI number?
The NPI number for Francis Fischer is 1144804279. It was assigned to this individual provider in the NPPES registry on May 5, 2021.
Where is Francis Fischer located?
Francis Fischer practices at 559 E Ovilla Rd, Red Oak, TX 75154. The listed phone number is (512) 983-8027.
What is Francis Fischer's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Francis Fischer enrolled in Medicare?
Yes. Francis Fischer 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 Francis Fischer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Francis Fischer reassigns Medicare benefits to 2 organizations: Maryam Raza MD PA (Dallas, TX) and Christus Trinity Clinic Texas (Tyler, 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 Francis Fischer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Francis Fischer accept?
Health plans from Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan and UnitedHealthcare list Francis Fischer 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 Francis Fischer affiliated with any hospitals?
According to CMS data, Francis Fischer is affiliated with Christus Mother Frances Hospital.
When was this NPI record last updated?
The NPPES record for Francis Fischer was last updated on July 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.
# Francis Phillip Fischer, DO · NPI 1144804279
Internal Medicine physician in Red Oak, Texas. Individual provider, active in the CMS NPPES registry since May 5, 2021.
## Identity
- **NPI:** 1144804279 (Entity type: Individual)
- **Enumerated:** May 5, 2021
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** V1771 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 559 E OVILLA RD, Red Oak, TX 75154-3505
- **Phone:** (512) 983-8027
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Maryam Raza MD PA (NPI 1811159122, Dallas, TX); Christus Trinity Clinic Texas (NPI 1285684225, Tyler, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of North Texas Hsc, College Of Osteopathic Med, class of 2021
## Record status
- **NPPES last updated:** July 14, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1144804279) · Data from the CMS NPPES public registry.