DR. OSAYD ASSAD MD
NPI 1073196663
Internal Medicine - Cardiovascular Disease in Milwaukee, WI
About Dr. Osayd Assad Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. OSAYD ASSAD MD (NPI 1073196663) is an individual cardiovascular disease provider in Milwaukee, Wisconsin, licensed in Wisconsin (MD61166104) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS, is affiliated with Ascension All Saints Hospital, and is a graduate of Medical College Of Wisconsin (2021).
NPPES Registry Identity
Specialties & Licenses 2
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. Osayd Assad 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 Osayd Assad reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milwaukee, WI 53211
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Columbia St Marys Hospital Milwaukee Inc
- 856 clinicians in this Medicare group
Milwaukee, WI 53211
- Reassigned Medicare billing, Wisconsin enrollment
- 1,343 clinicians in this Medicare group
Neenah, WI 54956
- Reassigned Medicare billing, Wisconsin enrollment
- 444 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ascension All Saints Hospital
Acute Care Hospitals · Racine, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53215 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.
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 Osayd Assad's NPI number?
The NPI number for Osayd Assad is 1073196663. It was assigned to this individual provider in the NPPES registry on April 30, 2021.
Where is Osayd Assad located?
Osayd Assad practices at 2900 W Oklahoma Ave, Milwaukee, WI 53215. The listed phone number is (414) 649-6000.
What is Osayd Assad's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Osayd Assad enrolled in Medicare?
Yes. Osayd Assad 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 Osayd Assad's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Osayd Assad reassigns Medicare benefits to 3 organizations: Columbia St. Mary's Hospital Milwaukee, Inc (Milwaukee, WI), Ascension Medical Group-Southeast Wisconsin Inc (Milwaukee, WI) and Ascension Medical Group-Fox Valley Wisconsin, Inc (Neenah, WI). 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 Osayd Assad's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Osayd Assad accept?
Health plans from Anthem Blue Cross and Blue Shield list Osayd Assad 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 Osayd Assad affiliated with any hospitals?
According to CMS data, Osayd Assad is affiliated with Ascension All Saints Hospital.
When was this NPI record last updated?
The NPPES record for Osayd Assad was last updated on June 27, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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. Osayd Assad, MD · NPI 1073196663
Cardiovascular Disease physician in Milwaukee, Wisconsin. Individual provider, active in the CMS NPPES registry since April 30, 2021.
## Identity
- **NPI:** 1073196663 (Entity type: Individual)
- **Enumerated:** April 30, 2021
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** MD61166104 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 2900 W OKLAHOMA AVE, Milwaukee, WI 53215-4330
- **Phone:** (414) 649-6000
## 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): Columbia St. Mary's Hospital Milwaukee, Inc (NPI 1023064482, Milwaukee, WI); Ascension Medical Group-Southeast Wisconsin Inc (NPI 1194473066, Milwaukee, WI); Ascension Medical Group-Fox Valley Wisconsin, Inc (NPI 1730126392, Neenah, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Medical College Of Wisconsin, class of 2021
## Record status
- **NPPES last updated:** June 27, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1073196663) · Data from the CMS NPPES public registry.