DR. ALADDEIN FATHY MATTAR MD
NPI 1831423854
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Ann Arbor, MI
About Dr. Aladdein Fathy Mattar Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALADDEIN FATHY MATTAR MD (NPI 1831423854) is an individual thoracic surgery (cardiothoracic vascular surgery) provider in Ann Arbor, Michigan, licensed in Texas (48611) and active in the NPI registry since September 2009. He is enrolled in Medicare PECOS and is a graduate of Other (1992).
NPPES Registry Identity
Specialties & Licenses 3
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
Dr. Aladdein Fathy Mattar 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 Reassignment
Medicare enrollment records show Aladdein Mattar reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Houston, TX 77030
- Reassigned Medicare billing, Texas enrollment
- 2,554 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 48109 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.
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
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 Aladdein Mattar's NPI number?
The NPI number for Aladdein Mattar is 1831423854. It was assigned to this individual provider in the NPPES registry on September 23, 2009.
Where is Aladdein Mattar located?
Aladdein Mattar practices at 1500 East Medical Center Drive 2nd Floor Taubman Center Recp B, Ann Arbor, MI 48109. The listed phone number is (734) 936-8857.
What is Aladdein Mattar's specialty?
The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.
Is Aladdein Mattar enrolled in Medicare?
Yes. Aladdein Mattar 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 organization bills Medicare for Aladdein Mattar's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aladdein Mattar reassigns Medicare benefits to Baylor College Of Medicine (Houston, TX). The 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 Aladdein Mattar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Aladdein Mattar accept?
Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 2 other insurers list Aladdein Mattar 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 Aladdein Mattar was last updated on January 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.
# Dr. Aladdein Fathy Mattar, MD · NPI 1831423854
Thoracic Surgery (Cardiothoracic Vascular Surgery) physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since September 23, 2009.
## Identity
- **NPI:** 1831423854 (Entity type: Individual)
- **Enumerated:** September 23, 2009
- **Primary specialty:** Thoracic Surgery (Cardiothoracic Vascular Surgery) · taxonomy 208G00000X
- **State license:** 48611 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 1500 EAST MEDICAL CENTER DRIVE, 2ND FLOOR TAUBMAN CENTER RECP B, Ann Arbor, MI 48109-5344
- **Phone:** (734) 936-8857
## 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:** Baylor College Of Medicine (NPI 1881026664, Houston, TX), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1992
## Record status
- **NPPES last updated:** January 31, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1831423854) · Data from the CMS NPPES public registry.