DR. THOMAS S FLIEDNER MD
NPI 1922016013
Obstetrics & Gynecology in Lewisville, TX
About Dr. Thomas S Fliedner Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. THOMAS S FLIEDNER MD (NPI 1922016013) is an individual obstetrics & gynecology provider in Lewisville, Texas, licensed in Texas (J4118) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Medical City Lewisville, and is a graduate of Rowan University School Of Osteopathic Medicine (1990).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 6
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. Thomas S Fliedner Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Thomas Fliedner reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lewisville, TX 75057
- Reassigned Medicare billing, Texas enrollment
- 8 clinicians in this Medicare group
Austin, TX 78758
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: Obhg Texas Holdings PA
- 998 clinicians in this Medicare group
Corpus Christi, TX 78411
- Reassigned Medicare billing, Texas enrollment
- 97 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 4
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Medical City Lewisville
Acute Care Hospitals · Lewisville, TXTexas Health Presbyterian Hospital Flower Mound
Acute Care Hospitals · Flower Mound, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75057 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 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LEWISVILLE, TX 75057
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 Thomas Fliedner's NPI number?
The NPI number for Thomas Fliedner is 1922016013. It was assigned to this individual provider in the NPPES registry on August 4, 2006.
Where is Thomas Fliedner located?
Thomas Fliedner practices at 328 W Main St, Lewisville, TX 75057. The listed phone number is (972) 436-7557.
What is Thomas Fliedner's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Thomas Fliedner enrolled in Medicare?
Yes. Thomas Fliedner is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Thomas Fliedner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Fliedner reassigns Medicare benefits to 3 organizations: North Texas Ob Gyn Associates (Lewisville, TX), Obhg Texas Holdings, P.A. (Austin, TX) and Hca Houston Ob Hospitalist, PLLC (Corpus Christi, 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 Thomas Fliedner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Thomas Fliedner accept?
Health plans from Blue Cross and Blue Shield of Texas, Oscar Insurance Company and UnitedHealthcare list Thomas Fliedner 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 Thomas Fliedner affiliated with any hospitals?
According to CMS data, Thomas Fliedner is affiliated with Medical City Lewisville and Texas Health Presbyterian Hospital Flower Mound.
When was this NPI record last updated?
The NPPES record for Thomas Fliedner was last updated on February 14, 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.