MARC J HOLZMAN
NPI 1063785541
Exclusive Provider Organization in Washington, DC
About Marc J Holzman NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARC J HOLZMAN (NPI 1063785541) is a healthcare organization registered as an exclusive provider organization in Washington, District Of Columbia and active in the NPI registry since February 2012. The organization lists Marc J Holzman, Physician, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Marc J Holzman is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Marc J Holzman, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Marc J Holzman's NPI number?
The NPI number for Marc J Holzman is 1063785541. It was assigned to this organization in the NPPES registry on February 15, 2012.
Where is Marc J Holzman located?
Marc J Holzman is located at 2021 K St NW Suite 416, Washington, DC 20006. The listed phone number is (202) 296-1333.
What is Marc J Holzman's specialty?
The primary specialty registered for this NPI is Exclusive Provider Organization with taxonomy code 302F00000X.
Is Marc J Holzman enrolled in Medicare?
Yes. Marc J Holzman is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Marc J Holzman?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Ophthalmology) reassigns their Medicare billing to Marc J Holzman. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Marc J Holzman was last updated on February 15, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.