CESAR NAHAS MD
NPI 1508866120
Surgery - Vascular Surgery in Houston, TX
About Cesar Nahas Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CESAR NAHAS MD (NPI 1508866120) is an individual vascular surgery provider in Houston, Texas, licensed in Texas (H5276) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with Memorial Hermann Hospital System, and maintains a secondary practice location in Webster.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 4
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
Cesar Nahas 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 Cesar Nahas 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
- 3,111 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 11
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.
Memorial Hermann Hospital System
Acute Care Hospitals · Houston, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 77089 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
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 Cesar Nahas's NPI number?
The NPI number for Cesar Nahas is 1508866120. It was assigned to this individual provider in the NPPES registry on July 26, 2005.
Where is Cesar Nahas located?
Cesar Nahas practices at 11914 Astoria Blvd Ste 320, Houston, TX 77089. The listed phone number is (713) 486-5250.
What is Cesar Nahas's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.
Is Cesar Nahas enrolled in Medicare?
Yes. Cesar Nahas 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 Cesar Nahas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Cesar Nahas reassigns Medicare benefits to Ut Physicians (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 Cesar Nahas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Cesar Nahas 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 3 other insurers list Cesar Nahas 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 Cesar Nahas affiliated with any hospitals?
According to CMS data, Cesar Nahas is affiliated with Memorial Hermann Hospital System.
When was this NPI record last updated?
The NPPES record for Cesar Nahas was last updated on February 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Cesar Nahas, MD · NPI 1508866120
Vascular Surgery physician in Houston, Texas. Individual provider, active in the CMS NPPES registry since July 26, 2005.
## Identity
- **NPI:** 1508866120 (Entity type: Individual)
- **Enumerated:** July 26, 2005
- **Primary specialty:** Surgery - Vascular Surgery · taxonomy 2086S0129X
- **State license:** H5276 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 11914 ASTORIA BLVD STE 320, Houston, TX 77089-6048
- **Phone:** (713) 486-5250 · **Fax:** (281) 316-5572
## 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:** Ut Physicians (NPI 1033157821, Houston, TX), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1983
## Record status
- **NPPES last updated:** February 12, 2026
- **Other identifiers:** Medicaid 047658202 (TX); Medicaid 047658201 (TX); Other 3565850; and 1 more
---
Source: [NPI Profile](https://npiprofile.com/npi/1508866120) · Data from the CMS NPPES public registry.