DR. MATTHEW JOHN CZARNY M.D.
NPI 1073759866
Internal Medicine - Interventional Cardiology in Baltimore, MD
About Dr. Matthew John Czarny M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MATTHEW JOHN CZARNY M.D. (NPI 1073759866) is an individual interventional cardiology provider in Baltimore, Maryland, licensed in Maryland (D0077151) and active in the NPI registry since December 2008. He is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and is a graduate of Johns Hopkins University School Of Medicine (2010).
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. Matthew John Czarny M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Matthew Czarny reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21287
- Reassigned Medicare billing, District of Columbia enrollment
- 39 clinicians in this Medicare group
Baltimore, MD 21287
- Reassigned Medicare billing, Maryland enrollment
- 4,483 clinicians in this Medicare group
Baltimore, MD 21287
- Reassigned Medicare billing, Maryland enrollment
- 15 clinicians in this Medicare group
Pasadena, MD 21122
- Reassigned Medicare billing, Maryland enrollment
- 794 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 26
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.
Johns Hopkins Hospital, The
Acute Care Hospitals · Baltimore, MDLuminis Health Anne Arundel Medical Center, Inc
Acute Care Hospitals · Annapolis, MDJohns Hopkins Bayview Medical Center
Acute Care Hospitals · Baltimore, MDJohns Hopkins Howard County Medical Center
Acute Care Hospitals · Columbia, MDUniversity Of MD St Joseph Medical Center
Acute Care Hospitals · Towson, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21287 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.
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
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 Matthew Czarny's NPI number?
The NPI number for Matthew Czarny is 1073759866. It was assigned to this individual provider in the NPPES registry on December 28, 2008.
Where is Matthew Czarny located?
Matthew Czarny practices at 600 N Wolfe St Carnegie 568, Baltimore, MD 21287. The listed phone number is (410) 614-0543.
What is Matthew Czarny's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.
Is Matthew Czarny enrolled in Medicare?
Yes. Matthew Czarny is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Matthew Czarny's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Czarny reassigns Medicare benefits to 4 organizations: Johns Hopkins University (Baltimore, MD), Johns Hopkins University (Baltimore, MD), Johns Hopkins University (Baltimore, MD) and Luminis Health Medical Group, LLC (Pasadena, MD). 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 Matthew Czarny's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Matthew Czarny affiliated with any hospitals?
According to CMS data, Matthew Czarny is affiliated with Johns Hopkins Hospital, The, Luminis Health Anne Arundel Medical Center, Inc, Johns Hopkins Bayview Medical Center, Johns Hopkins Howard County Medical Center and University Of MD St Joseph Medical Center.
When was this NPI record last updated?
The NPPES record for Matthew Czarny was last updated on March 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.