ABRAHAM ALEX DO
NPI 1598525743
Internal Medicine in Gaithersburg, MD
About Abraham Alex Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ABRAHAM ALEX DO (NPI 1598525743) is an individual internal medicine provider in Gaithersburg, Maryland, licensed in Maryland (H0105629) and active in the NPI registry since March 2024. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Abraham Alex Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Abraham Alex reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Gaithersburg, MD 20879
- Reassigned Medicare billing, District of Columbia enrollment
- 2,492 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20879 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.
GAITHERSBURG, MD 20879
GAITHERSBURG, MD 20879
GAITHERSBURG, MD 20879
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 Abraham Alex's NPI number?
The NPI number for Abraham Alex is 1598525743. It was assigned to this individual provider in the NPPES registry on March 22, 2024.
Where is Abraham Alex located?
Abraham Alex practices at 655 Watkins Mill Rd, Gaithersburg, MD 20879. The listed phone number is (240) 632-4021.
What is Abraham Alex's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Abraham Alex enrolled in Medicare?
Yes. Abraham Alex is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Abraham Alex's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Abraham Alex reassigns Medicare benefits to Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Gaithersburg, MD). 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 Abraham Alex'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 Abraham Alex was last updated on May 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.