DR. ALI MOHAMMAD SALEH ABDELHAY MD
NPI 1619540606
Hospitalist in Saint Louis, MO
About Dr. Ali Mohammad Saleh Abdelhay Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALI MOHAMMAD SALEH ABDELHAY MD (NPI 1619540606) is an individual hospitalist provider in Saint Louis, Missouri, licensed in Missouri (2025029939) and active in the NPI registry since July 2021. He is enrolled in Medicare PECOS, is affiliated with Memorial Hospital, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses 2
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. Ali Mohammad Saleh Abdelhay 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
3Medicare enrollment records show Ali Abdelhay reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Louis, MO 63110
- Reassigned Medicare billing, Missouri enrollment
- 1,133 clinicians in this Medicare group
Rochester, NY 14624
- Reassigned Medicare billing, New York enrollment
- 1,442 clinicians in this Medicare group
Rochester, NY 14623
- Reassigned Medicare billing, New York enrollment
- 2,285 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 2
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Memorial Hospital
Acute Care Hospitals · Belleville, ILBarnes Jewish Hospital
Acute Care Hospitals · Saint Louis, MOBarnes-Jewish St Peters Hospital
Acute Care Hospitals · Saint Peters, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63110 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
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 Abdelhay's NPI number?
The NPI number for Ali Abdelhay is 1619540606. It was assigned to this individual provider in the NPPES registry on July 19, 2021.
Where is Ali Abdelhay located?
Ali Abdelhay practices at 1 Barnes Jewish Hospital Plz Div Im Hospitalist, Saint Louis, MO 63110. The listed phone number is (314) 362-1700.
What is Ali Abdelhay's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Ali Abdelhay enrolled in Medicare?
Yes. Ali Abdelhay 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 Abdelhay's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ali Abdelhay reassigns Medicare benefits to 3 organizations: Washington University (Saint Louis, MO), The Unity Hospital Of Rochester (Rochester, NY) and Rochester General Hospital (Rochester, NY). 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 Abdelhay's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Ali Abdelhay affiliated with any hospitals?
According to CMS data, Ali Abdelhay is affiliated with Memorial Hospital, Barnes Jewish Hospital and Barnes-Jewish St Peters Hospital.
When was this NPI record last updated?
The NPPES record for Ali Abdelhay was last updated on August 6, 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.
# Dr. Ali Mohammad Saleh Abdelhay, MD · NPI 1619540606
Hospitalist physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since July 19, 2021.
## Identity
- **NPI:** 1619540606 (Entity type: Individual)
- **Enumerated:** July 19, 2021
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 2025029939 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST, Saint Louis, MO 63110-1003
- **Phone:** (314) 362-1700 · **Fax:** (314) 362-9878
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Washington University (NPI 1992746903, Saint Louis, MO); The Unity Hospital Of Rochester (NPI 1720471246, Rochester, NY); Rochester General Hospital (NPI 1174990303, Rochester, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** August 6, 2025
---
Source: [NPI Profile](https://npiprofile.com/npi/1619540606) · Data from the CMS NPPES public registry.