DR. RIZWAN AHMED M.D.
NPI 1841469061
Internal Medicine - Gastroenterology in Manassas, VA
About Dr. Rizwan Ahmed M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. RIZWAN AHMED M.D. (NPI 1841469061) is an individual gastroenterology provider in Manassas, Virginia, licensed in Virginia (0101256346) and active in the NPI registry since February 2008. He is enrolled in Medicare PECOS, is affiliated with Sentara Rmh Medical Center, and maintains 5 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 5
Other Identifiers 1
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. Rizwan Ahmed M.d. 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
5Medicare enrollment records show Rizwan Ahmed reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Manassas, VA 20110
- Reassigned Medicare billing, Virginia enrollment
- 584 clinicians in this Medicare group
Gainesville, VA 20155
- Reassigned Medicare billing, Virginia enrollment
- 47 clinicians in this Medicare group
Charlottesville, VA 22911
- Reassigned Medicare billing, Virginia enrollment
- 307 clinicians in this Medicare group
Rockingham, VA 22801
- Reassigned Medicare billing, Virginia enrollment
- 369 clinicians in this Medicare group
Fishersville, VA 22939
- Reassigned Medicare billing, Virginia enrollment
- 434 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 13
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Sentara Rmh Medical Center
Acute Care Hospitals · Harrisonburg, VAAugusta Health
Acute Care Hospitals · Fishersville, VANovant Prince William Medical Center
Acute Care Hospitals · Manassas, VASentara Martha Jefferson Hospital
Acute Care Hospitals · Charlottesville, VAUva Health Haymarket Medical Center
Acute Care Hospitals · Haymarket, VAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Other Providers at the Same Location NPPES 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MANASSAS, VA 20110
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 Rizwan Ahmed's NPI number?
The NPI number for Rizwan Ahmed is 1841469061. It was assigned to this individual provider in the NPPES registry on February 21, 2008.
Where is Rizwan Ahmed located?
Rizwan Ahmed practices at 8640 Sudley Rd Ste 201, Manassas, VA 20110. The listed phone number is (703) 368-6819.
What is Rizwan Ahmed's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Rizwan Ahmed enrolled in Medicare?
Yes. Rizwan Ahmed 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 Rizwan Ahmed's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rizwan Ahmed reassigns Medicare benefits to 5 organizations: Uva Community Health Medical Group, LLC (Manassas, VA), Gastroenterology Associates VA, LLC (Gainesville, VA), Martha Jefferson Medical Group LLC (Charlottesville, VA), Rmh Medical Group LLC (Rockingham, VA) and Augusta Medical Group (Fishersville, VA). 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 Rizwan Ahmed's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rizwan Ahmed accept?
Health plans from Oscar Health list Rizwan Ahmed 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 Rizwan Ahmed affiliated with any hospitals?
According to CMS data, Rizwan Ahmed is affiliated with Sentara Rmh Medical Center, Augusta Health, Novant Prince William Medical Center, Sentara Martha Jefferson Hospital and Uva Health Haymarket Medical Center.
When was this NPI record last updated?
The NPPES record for Rizwan Ahmed was last updated on February 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.