Physician Profile
Based in Bronx, NY, Mahalingam Sivakumar, M.D. is listed in the NPI registry under vascular surgery. According to Medicare claims data, Mahalingam cared for 440 Medicare patients across 568 services. The services billed most often include ultrasound study of arm or leg veins with compression and maneuvers, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and complete ultrasound study of arm and leg arteries.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1650 SELWYN AVE ACN MORRIS
Bronx, NY 10457
Within Vascular Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Aneurysms
Aortic disease
Artery conditions
Artery disease
Artery inflammation
Blood clots
Congenital vascular disorders
Dialysis
Digestive & abdominal
Emergencies
Foot & toe conditions
Leg & foot pain
Nerve & vessel compression
Skin & vein conditions
Vascular malformations
Vascular tumors
Vein conditions
Vein disease
Wounds & sores
Wounds & ulcers
Most searched procedures
Amputation surgery
Aneurysm repair
Artery procedures
Artery surgery
Blood clot treatments
Blood clots
Diagnostic procedures
Diagnostic tests
Dialysis access
Emergency surgery
Imaging & diagnostics
Nerve & vessel compression
Nerve surgery
Vascular access
Vascular malformation treatments
Vein procedures
Vein treatments
Wound care
568 services · 440 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound study of arm or leg veins with compression and maneuvers | Treatment | 93970 |
300 | More than most peers in Vascular Surgery |
| Complete ultrasound study of arm and leg arteries | Treatment | 93923 |
49 | As often as other peers in Vascular Surgery |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
17 | Less often than most peers in Vascular Surgery |
| Ultrasound study of one arm or leg veins with compression and maneuvers | Treatment | 93971 |
15 | Less often than most peers in Vascular Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
98 | More often than most peers in Vascular Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
47 | More often than most peers in Vascular Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
29 | Less often than most peers in Vascular Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
13 | Less often than most peers in Vascular Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Mahalingam Sivakumar is a vascular surgeon in Bronx, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Vascular Surgery”.
NPI registry
Mahalingam Sivakumar is listed at 1650 Selwyn Ave Acn Morris, Bronx, NY 10457. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (718) 960-1320. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Mahalingam Sivakumar's National Provider Identifier is 1013901172. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Mahalingam Sivakumar attended Other, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
Mahalingam Sivakumar has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Mahalingam Sivakumar provides treatments such as ultrasound study of arm or leg veins with compression and maneuvers and complete ultrasound study of arm and leg arteries, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Mahalingam Sivakumar. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.