Physician Profile
Based in Staten Island, NY, Spencer D. Liu, M.D. is listed in the NPI registry under interventional cardiology. Spencer is also listed as specializing in internal medicine. Medicare claims data shows Spencer provided 686 services to 358 patients. The services billed most often include critical care, first 30-74 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report.
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.
475 SEAVIEW AVE
Staten Island, NY 10305
450 Northside Cherokee Blvd
Canton, GA 30115
300 Community Dr
Manhasset, NY 11030
Within Interventional Cardiology 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
Artery blockages
Blood clots
Blood pressure
Chest symptoms
Circulation & veins
Coronary disease
Heart failure
Heart muscle
Heart muscle conditions
Heart rhythm
Heart rhythm & blood flow
Heart valves
Structural & congenital
Structural heart
Valve disease
Vascular disease
Vein conditions
Most searched procedures
Artery procedures
Blood pressure procedures
Circulation & limbs
Circulatory support
Clot procedures
Coronary stenting
Diagnostic catheterization
Diagnostic tests
Diagnostics & monitoring
Emergency heart procedures
Heart devices
Heart muscle
Heart support
Imaging & diagnostics
Stenting
Structural heart repair
Structural repair
Valve procedures
Valve replacement
Vein procedures
686 services · 358 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasonic guidance for blood vessel access | Imaging | 76937 |
16 | Less often than most peers in Interventional Cardiology |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
82 | Less often than most peers in Interventional Cardiology |
| Critical care, first 30-74 minutes | Office visit | 99291 |
238 | More than most peers in Interventional Cardiology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
202 | More often than most peers in Interventional Cardiology |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
59 | As often as other peers in Interventional Cardiology |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
41 | As often as other peers in Interventional Cardiology |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
25 | As often as other peers in Interventional Cardiology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
23 | Less often than most peers in Interventional Cardiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Spencer D. Liu is an interventional cardiologist in Staten Island, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Interventional Cardiology”.
NPI registry
Spencer D. Liu is listed at 475 Seaview Ave, Staten Island, NY 10305. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (718) 663-6400. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Spencer D. Liu's National Provider Identifier is 1396131397. 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
Spencer D. Liu attended Other, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
Spencer D. Liu has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Spencer D. Liu performs imaging including ultrasonic guidance for blood vessel access; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report, 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 Spencer D. Liu. 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.