DR. MARK SONG MD
NPI 1346227246
Surgery - Vascular Surgery in Brooklyn, NY
About Dr. Mark Song Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARK SONG MD (NPI 1346227246) is an individual vascular surgery provider in Brooklyn, New York, licensed in New York (210025) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS, maintains 11 additional practice locations, and is a graduate of State University Of New York Downstate Medical Center (1993).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 11
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Mark Song Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show Mark Song reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brooklyn, NY 11219
- Reassigned Medicare billing, New York enrollment
- 24 clinicians in this Medicare group
Brooklyn, NY 11203
- Reassigned Medicare billing, New York enrollment
- 26 clinicians in this Medicare group
Union, NJ 07083
- Reassigned Medicare billing, New Jersey enrollment
- 6 clinicians in this Medicare group
Woodland Park, NJ 07424
- Reassigned Medicare billing, New Jersey enrollment
- 8 clinicians in this Medicare group
Fairfield, CT 06824
- Reassigned Medicare billing, Connecticut enrollment
- 6 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11201 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
BROOKLYN, NY 11201
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 Mark Song's NPI number?
The NPI number for Mark Song is 1346227246. It was assigned to this individual provider in the NPPES registry on December 30, 2005.
Where is Mark Song located?
Mark Song practices at 339 Hicks St Division Of Vascular Surgery, Brooklyn, NY 11201. The listed phone number is (718) 780-1051.
What is Mark Song's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.
Is Mark Song enrolled in Medicare?
Yes. Mark Song is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Mark Song's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Song reassigns Medicare benefits to 5 organizations: American Access Care Physician PLLC (Brooklyn, NY), University Physicians Of Brooklyn, Inc. (Brooklyn, NY), New Jersey Interventional Associates, LLC (Union, NJ), Access Care Physicians Of Nj LLC (Woodland Park, NJ) and Connecticut Image Guided Surgery, PC (Fairfield, CT). 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 Mark Song's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Song accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Mark Song as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Mark Song was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days 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. Mark Song, MD · NPI 1346227246
Vascular Surgery physician in Brooklyn, New York. Individual provider, active in the CMS NPPES registry since December 30, 2005.
## Identity
- **NPI:** 1346227246 (Entity type: Individual)
- **Enumerated:** December 30, 2005
- **Primary specialty:** Surgery - Vascular Surgery · taxonomy 2086S0129X
- **State license:** 210025 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 339 HICKS ST, DIVISION OF VASCULAR SURGERY, Brooklyn, NY 11201-5509
- **Phone:** (718) 780-1051 · **Fax:** (718) 780-1309
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): American Access Care Physician PLLC (NPI 1235104878, Brooklyn, NY); University Physicians Of Brooklyn, Inc. (NPI 1538116082, Brooklyn, NY); New Jersey Interventional Associates, LLC (NPI 1629226428, Union, NJ); Access Care Physicians Of Nj LLC (NPI 1649217787, Woodland Park, NJ); Connecticut Image Guided Surgery, PC (NPI 1730148784, Fairfield, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of New York Downstate Medical Center, class of 1993
## Record status
- **NPPES last updated:** September 29, 2026
- **Other identifiers:** Medicaid 02094553 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1346227246) · Data from the CMS NPPES public registry.