ARMIN ARBAB-ZADEH M.D.
NPI 1124187273
Internal Medicine - Cardiovascular Disease in Baltimore, MD
About Armin Arbab-zadeh M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ARMIN ARBAB-ZADEH M.D. (NPI 1124187273) is an individual cardiovascular disease provider in Baltimore, Maryland, licensed in Maryland (D63894) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and is a graduate of Other (1992).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Armin Arbab-zadeh M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Armin Arbab-zadeh reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21205
- Reassigned Medicare billing, Maryland enrollment
- 4,483 clinicians in this Medicare group
Baltimore, MD 21287
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- Also billed through NPI 1922581412 (Maryland)
- 39 clinicians in this Medicare group
Baltimore, MD 21204
- Reassigned Medicare billing, Maryland enrollment
- 444 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 5
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Johns Hopkins Hospital, The
Acute Care Hospitals · Baltimore, MDJohns Hopkins Bayview Medical Center
Acute Care Hospitals · Baltimore, MDGreater Baltimore Medical Center
Acute Care Hospitals · Baltimore, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21205 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 21205
BALTIMORE, MD 21205
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 Armin Arbab-zadeh's NPI number?
The NPI number for Armin Arbab-zadeh is 1124187273. It was assigned to this individual provider in the NPPES registry on December 6, 2006.
Where is Armin Arbab-zadeh located?
Armin Arbab-zadeh practices at 600 N Wolfe St, Baltimore, MD 21205. The listed phone number is (410) 502-0549.
What is Armin Arbab-zadeh's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Armin Arbab-zadeh enrolled in Medicare?
Yes. Armin Arbab-zadeh is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Armin Arbab-zadeh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Armin Arbab-zadeh reassigns Medicare benefits to 3 organizations: Johns Hopkins University (Baltimore, MD), Johns Hopkins University (Baltimore, MD) and Greater Baltimore Medical Center, Inc. (Baltimore, 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 Armin Arbab-zadeh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Armin Arbab-zadeh affiliated with any hospitals?
According to CMS data, Armin Arbab-zadeh is affiliated with Johns Hopkins Hospital, The, Johns Hopkins Bayview Medical Center and Greater Baltimore Medical Center.
When was this NPI record last updated?
The NPPES record for Armin Arbab-zadeh was last updated on February 1, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Armin Arbab-Zadeh, M.D. · NPI 1124187273
Cardiovascular Disease physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since December 6, 2006.
## Identity
- **NPI:** 1124187273 (Entity type: Individual)
- **Enumerated:** December 6, 2006
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** D63894 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 600 N WOLFE ST, Baltimore, MD 21205-2101
- **Phone:** (410) 502-0549
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Johns Hopkins University (NPI 1033190442, Baltimore, MD); Johns Hopkins University (NPI 1801891080, Baltimore, MD); Greater Baltimore Medical Center, Inc. (NPI 1013739382, Baltimore, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1992
## Record status
- **NPPES last updated:** February 1, 2013
- **Other identifiers:** Medicare UPIN I52083 (MD); Medicare PIN KR34N809 (MD); Medicaid 410111100 (MD)
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Source: [NPI Profile](https://npiprofile.com/npi/1124187273) · Data from the CMS NPPES public registry.