DR. MARK SONG (MD) – Vascular Surgery Physician, NPI 1346227246

DR. MARK SONG (MD) is a healthcare provider. based in Fairfield, Connecticut. specializing in VASCULAR SURGERY, GENERAL SURGERY, INTERVENTIONAL RADIOLOGY, VASCULAR SURGERY. They hold the professional credentials MD. They hold a License No. 210025 (NY). The NPI Number for DR. MARK SONG (MD) is 1346227246

Main info

Male
Sole Proprietor
33 Years Of Experience
Accepts Medicare Assignment
Name
DR. MARK SONG (MD)
NPI
1346227246
Phone
(203) 330-0248
Address
501 Kings Hwy E Ste 109
Enumeration Date
30 December 2005
Last Update Date
30 April 2025

Doctor Profile

Medical School Name
STATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Secondary Phone
2124279895
Graduation Year
1993 (33 years ago)
PAC ID
3173505641
Group Practice PAC ID
8224929997
Professional Enrollment ID
I20040607001250
Address ID
NY100290354NE35XXXSTXX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness75
Years active:20State licenses:1Digital endpointsOther names

120 VASCULAR SURGERY in CT

Provider Addresses for DR. MARK SONG (MD)

  • 501 Kings Hwy E Ste 109

    Fairfield, CT 068254871

    Phone: (203) 330-0248

    Type: Location

  • Hicks Street, Red Hook, Brooklyn, Kings County, New York, Stone Street Historic District, New York, 112321, United States

    2ND FL OTHMER BLDG

    BROOKLYN, NY 112015509

    Phone: (718) 780-1051

    Fax: (718) 780-1309

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 3 Open Payments records for all available years, with a total value of $82.

Total Amount is formed as General ($82) + Research ($0) + Ownership ($0) = $82.

Last reported payment date: 2024-10-03 • Largest payer in this snapshot: Boston Scientific Corporation ($31).

Total Amount

$82

General + Research + Ownership

Payments

3

Total payment records

General Amount

$82

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-10-03

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2025-05-14

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 3 Medicare enrollment records; no due dates published yet.

Enrollment records

3

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20040607001250IVascular SurgeryNYTBD
I20191212002313IInterventional RadiologyNJTBD
I20250514001039IVascular SurgeryCTTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99153Use of a drug to induce depression of consciousness by physician performing a procedure, each additional 15 minutes14529$0
99203New patient office or other outpatient visit, 30-44 minutes3939$0
99152Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes3230$0
99213Established patient office or other outpatient visit, 20-29 minutes2321$0
36821Relocation of arm vein with connection to arm artery for hemodialysis2120$0
View full utilization report →

Insurance plans in this area (ZIP 06825)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 8224929997View full group profile
NameSpecialtyState
Interventional RadiologyNJ
Vascular Surgery, General SurgeryMA
Interventional Radiology, NephrologyNY
Interventional RadiologyNY
Interventional Radiology, Nephrology, Internal MedicineOH
Interventional Radiology, NephrologyMA
-PA
Internal Medicine, Nephrology, Interventional RadiologyMD
-NY
N E P H R O L O G YNY

Reviews

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Frequently asked questions

Does DR. MARK SONG (MD) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — DR. MARK SONG (MD) uses 1346227246.
Is DR. MARK SONG (MD) listed as active for patients and plans?
The listing shows DR. MARK SONG (MD) as active in the NPI system.
What is DR. MARK SONG (MD) best known for clinically?
Directory data describes DR. MARK SONG (MD) with Vascular Surgery Physician. Clinical services aligned with this taxonomy classification.
What area does DR. MARK SONG (MD) serve?
DR. MARK SONG (MD)'s listing highlights Fairfield, Connecticut; more addresses can appear in NPPES.
Why does DR. MARK SONG (MD) have multiple addresses?
3 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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