DR. MAHMOUD KHEIRBEK MD
NPI 1821068032
Pediatrics - Neonatal-Perinatal Medicine in Washington, DC
About Dr. Mahmoud Kheirbek Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MAHMOUD KHEIRBEK MD (NPI 1821068032) is an individual neonatal-perinatal medicine provider in Washington, District Of Columbia, licensed in District Of Columbia (MD17450) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Mahmoud Kheirbek Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Mahmoud Kheirbek reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia enrollment
- 3,530 clinicians in this Medicare group
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia enrollment
- 264 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.
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.
WASHINGTON, DC 20010
WASHINGTON, DC 20010
WASHINGTON, DC 20010
WASHINGTON, DC 20010
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 Mahmoud Kheirbek's NPI number?
The NPI number for Mahmoud Kheirbek is 1821068032. It was assigned to this individual provider in the NPPES registry on January 23, 2006.
Where is Mahmoud Kheirbek located?
Mahmoud Kheirbek practices at 110 Irving St NW Rm 5b-17, Washington, DC 20010. The listed phone number is (202) 877-6527.
What is Mahmoud Kheirbek's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.
Is Mahmoud Kheirbek enrolled in Medicare?
Yes. Mahmoud Kheirbek is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Mahmoud Kheirbek's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mahmoud Kheirbek reassigns Medicare benefits to 2 organizations: Medstar Medical Group II LLC (Washington, DC) and Washington Hospital Center Corp (Washington, DC). 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 Mahmoud Kheirbek's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Mahmoud Kheirbek was last updated on October 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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. Mahmoud Kheirbek, MD · NPI 1821068032
Neonatal-Perinatal Medicine physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since January 23, 2006.
## Identity
- **NPI:** 1821068032 (Entity type: Individual)
- **Enumerated:** January 23, 2006
- **Primary specialty:** Pediatrics - Neonatal-Perinatal Medicine · taxonomy 2080N0001X
- **State license:** MD17450 (District of Columbia)
- **Sole proprietor:** No
## Practice location
- **Address:** 110 IRVING ST NW, RM 5B-17, Washington, DC 20010-2976
- **Phone:** (202) 877-6527
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Medstar Medical Group II LLC (NPI 1023836137, Washington, DC); Washington Hospital Center Corp (NPI 1376627406, Washington, DC) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 8, 2007
- **Other identifiers:** Medicare UPIN E85130 (DC)
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Source: [NPI Profile](https://npiprofile.com/npi/1821068032) · Data from the CMS NPPES public registry.