DR. YOUSSEF Y. YASSA MD
NPI 1124163282
Anesthesiology in Springfield, MO
About Dr. Youssef Y. Yassa Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. YOUSSEF Y. YASSA MD (NPI 1124163282) is an individual anesthesiology provider in Springfield, Missouri, licensed in Missouri (2002019269) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Springfield, and maintains a secondary practice location in Branson.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Youssef Y. Yassa 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.
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.
Mercy Hospital Springfield
Acute Care Hospitals · Springfield, MOCox Medical Center Branson
Acute Care Hospitals · Branson, MOOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SPRINGFIELD, MO 65804
SPRINGFIELD, MO 65804
SPRINGFIELD, MO 65804
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 Youssef Yassa's NPI number?
The NPI number for Youssef Yassa is 1124163282. It was assigned to this individual provider in the NPPES registry on February 20, 2007.
Where is Youssef Yassa located?
Youssef Yassa practices at 1235 E Cherokee St, Springfield, MO 65804. The listed phone number is (417) 820-2829.
What is Youssef Yassa's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Youssef Yassa enrolled in Medicare?
Yes. Youssef Yassa 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.
What insurance does Youssef Yassa accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and Ambetter from Sunflower Health Plan and 6 other insurers list Youssef Yassa 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 Youssef Yassa affiliated with any hospitals?
According to CMS data, Youssef Yassa is affiliated with Mercy Hospital Springfield and Cox Medical Center Branson.
When was this NPI record last updated?
The NPPES record for Youssef Yassa was last updated on November 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.