ALI CASEY Z KASSEM MD
NPI 1235692674
Internal Medicine - Gastroenterology in Dallas, TX
About Ali Casey Z Kassem Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALI CASEY Z KASSEM MD (NPI 1235692674) is an individual gastroenterology provider in Dallas, Texas, licensed in Texas (T7966) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, is affiliated with Baylor University Medical Center, and is a graduate of University Of Texas Medical Branch At Galveston (2019).
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 and accepts Medicare assignment
Ali Casey Z Kassem Md 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 Ali Casey Kassem reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Dallas, TX 75246
- Reassigned Medicare billing, Texas enrollment
- 7 clinicians in this Medicare group
Irving, TX 75039
- Reassigned Medicare billing, Texas enrollment
- 575 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Baylor University Medical Center
Acute Care Hospitals · Dallas, TXBaylor Scott & White Heart & Vascular Hospital - Dallas
Acute Care Hospitals · Dallas, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75246 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DALLAS, TX 75246
DALLAS, TX 75246
DALLAS, TX 75246
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 Ali Casey Kassem's NPI number?
The NPI number for Ali Casey Kassem is 1235692674. It was assigned to this individual provider in the NPPES registry on April 11, 2019.
Where is Ali Casey Kassem located?
Ali Casey Kassem practices at 3417 Gaston Ave Ste 800, Dallas, TX 75246. The listed phone number is (214) 323-8500.
What is Ali Casey Kassem's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Ali Casey Kassem enrolled in Medicare?
Yes. Ali Casey Kassem 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 Ali Casey Kassem's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ali Casey Kassem reassigns Medicare benefits to 2 organizations: Dallas Endoscopy Center, Ltd (Dallas, TX) and Texas Digestive Disease Consultants, PLLC (Irving, 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 Ali Casey Kassem's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ali Casey Kassem accept?
Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 2 other insurers list Ali Casey Kassem 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 Ali Casey Kassem affiliated with any hospitals?
According to CMS data, Ali Casey Kassem is affiliated with Baylor University Medical Center and Baylor Scott & White Heart & Vascular Hospital - Dallas.
When was this NPI record last updated?
The NPPES record for Ali Casey Kassem was last updated on July 24, 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.
# Ali Casey Z Kassem, MD · NPI 1235692674
Gastroenterology physician in Dallas, Texas. Individual provider, active in the CMS NPPES registry since April 11, 2019.
## Identity
- **NPI:** 1235692674 (Entity type: Individual)
- **Enumerated:** April 11, 2019
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** T7966 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 3417 GASTON AVE STE 800, Dallas, TX 75246-2034
- **Phone:** (214) 323-8500
## 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): Dallas Endoscopy Center, Ltd (NPI 1518943679, Dallas, TX); Texas Digestive Disease Consultants, PLLC (NPI 1053397331, Irving, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Medical Branch At Galveston, class of 2019
## Record status
- **NPPES last updated:** July 24, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1235692674) · Data from the CMS NPPES public registry.