DR. MOHAMMAD-KASIM HUSSAIN FASSIA MD
NPI 1154940278
Radiology - Vascular & Interventional Radiology in New York, NY
About Dr. Mohammad-kasim Hussain Fassia Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MOHAMMAD-KASIM HUSSAIN FASSIA MD (NPI 1154940278) is an individual vascular & interventional radiology provider in New York, New York, licensed in Maryland (D0104246) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS, is affiliated with Holy Cross Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 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. Mohammad-kasim Hussain Fassia 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 Mohammad-kasim Fassia reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brooklyn, NY 11213
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Interfaith Professional Physician Services PC
- 635 clinicians in this Medicare group
Beltsville, MD 20705
- Reassigned Medicare billing, District of Columbia enrollment
- 234 clinicians in this Medicare group
Detroit, MI 48236
- Reassigned Medicare billing, New York enrollment
- 5 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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Holy Cross Hospital
Acute Care Hospitals · Silver Spring, MDHoly Cross Germantown Hospital
Acute Care Hospitals · Germantown, MDBrookdale Hospital Medical Center
Acute Care Hospitals · Brooklyn, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10065 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.
NEW YORK, NY 10065
NEW YORK, NY 10065
NEW YORK, NY 10065
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 Mohammad-kasim Fassia's NPI number?
The NPI number for Mohammad-kasim Fassia is 1154940278. It was assigned to this individual provider in the NPPES registry on April 9, 2020.
Where is Mohammad-kasim Fassia located?
Mohammad-kasim Fassia practices at 525 E 68th St, New York, NY 10065. The listed phone number is (212) 746-5454.
What is Mohammad-kasim Fassia's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.
Is Mohammad-kasim Fassia enrolled in Medicare?
Yes. Mohammad-kasim Fassia 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 Mohammad-kasim Fassia's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mohammad-kasim Fassia reassigns Medicare benefits to 3 organizations: Interfaith Professional Physician Services, P.C. (Brooklyn, NY), Professional Services Of Holy Cross (Beltsville, MD) and Eastpointe Radiologists, P.C. (Detroit, MI). 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 Mohammad-kasim Fassia's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Mohammad-kasim Fassia affiliated with any hospitals?
According to CMS data, Mohammad-kasim Fassia is affiliated with Holy Cross Hospital, Holy Cross Germantown Hospital and Brookdale Hospital Medical Center.
When was this NPI record last updated?
The NPPES record for Mohammad-kasim Fassia was last updated on October 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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. Mohammad-Kasim Hussain Fassia, MD · NPI 1154940278
Vascular & Interventional Radiology physician in New York, New York. Individual provider, active in the CMS NPPES registry since April 9, 2020.
## Identity
- **NPI:** 1154940278 (Entity type: Individual)
- **Enumerated:** April 9, 2020
- **Primary specialty:** Radiology - Vascular & Interventional Radiology · taxonomy 2085R0204X
- **State license:** D0104246 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 525 E 68TH ST, New York, NY 10065-4870
- **Phone:** (212) 746-5454
## 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): Interfaith Professional Physician Services, P.C. (NPI 1457643991, Brooklyn, NY); Professional Services Of Holy Cross (NPI 1841151438, Beltsville, MD); Eastpointe Radiologists, P.C. (NPI 1881642056, Detroit, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Human Medicine, class of 2020
## Record status
- **NPPES last updated:** October 10, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1154940278) · Data from the CMS NPPES public registry.