MUHAMMAD ABDULLAH ZAIN MD
NPI 1790303261
Internal Medicine in Alexandria, VA
About Muhammad Abdullah Zain Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MUHAMMAD ABDULLAH ZAIN MD (NPI 1790303261) is an individual internal medicine provider in Alexandria, Virginia, licensed in Virginia (0101285368) and active in the NPI registry since July 2020. He is enrolled in Medicare PECOS, is affiliated with Inova Alexandria Hospital, and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses
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
Muhammad Abdullah Zain 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 Muhammad Abdullah Zain reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Alexandria, VA 22304
- Reassigned Medicare billing, District of Columbia enrollment
- Medicare enrollment name: Emergency Medicine Associates P.A., P.C.
- 1,150 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Inova Alexandria Hospital
Acute Care Hospitals · Alexandria, VAInova Fairfax Hospital
Acute Care Hospitals · Falls Church, VAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 22304 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.
ALEXANDRIA, VA 22304
ALEXANDRIA, VA 22304
ALEXANDRIA, VA 22304
ALEXANDRIA, VA 22304
ALEXANDRIA, VA 22304
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 Muhammad Abdullah Zain's NPI number?
The NPI number for Muhammad Abdullah Zain is 1790303261. It was assigned to this individual provider in the NPPES registry on July 10, 2020.
Where is Muhammad Abdullah Zain located?
Muhammad Abdullah Zain practices at 4320 Seminary Rd, Alexandria, VA 22304. The listed phone number is (703) 504-3000.
What is Muhammad Abdullah Zain's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Muhammad Abdullah Zain enrolled in Medicare?
Yes. Muhammad Abdullah Zain 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 Muhammad Abdullah Zain's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Muhammad Abdullah Zain reassigns Medicare benefits to Emergency Medicine Associates PA (Alexandria, VA). 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 Muhammad Abdullah Zain's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Muhammad Abdullah Zain affiliated with any hospitals?
According to CMS data, Muhammad Abdullah Zain is affiliated with Inova Alexandria Hospital and Inova Fairfax Hospital.
When was this NPI record last updated?
The NPPES record for Muhammad Abdullah Zain was last updated on August 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Muhammad Abdullah Zain, MD · NPI 1790303261
Internal Medicine physician in Alexandria, Virginia. Individual provider, active in the CMS NPPES registry since July 10, 2020.
## Identity
- **NPI:** 1790303261 (Entity type: Individual)
- **Enumerated:** July 10, 2020
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 0101285368 (Virginia)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4320 SEMINARY RD, Alexandria, VA 22304-1535
- **Phone:** (703) 504-3000
## 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:** Emergency Medicine Associates PA (NPI 1932948114, Alexandria, VA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** August 11, 2025
---
Source: [NPI Profile](https://npiprofile.com/npi/1790303261) · Data from the CMS NPPES public registry.