Placeholder Photo for Mark E. Lieb, MD

As a cardiologist in Mount Kisco, NY, Dr. Mark Lieb offers treatment plans for conditions affecting your heart & cardiovascular system, such as hypertension.


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Dr. Lieb

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Nuclear Cardiology Services of Northern Westchester  

Accepting New Patients?

Yes, Dr. Mark E. Lieb is accepting new patients at this office.



400 Main Street, Suite 2, Mount Kisco, NY 10549-3477

Office Details

Doctor Specialty Cardiology
Accepting New Patients? Yes
Languages Spoken English

CareMount Medical Mount Kisco Office (Mount Kisco Campus - 90)  


Please Note: This link will direct you to a third-party website unaffiliated with (, where you're able to request or schedule an appointment online with Dr. Mark Lieb.

Accepting New Patients?

Yes, Dr. Mark E. Lieb is accepting new patients at this office.


(914) 242-1516


90 S. Bedford Road, Mount Kisco, NY 10549-3412

Office Details

Doctor Specialty Cardiology
Accepting New Patients? Yes
Practice Specialty Multi Specialty
Group Practice Mount Kisco Medical Group PC
Languages Spoken English

Insurance Accepted  

  • Medicare

About Dr. Lieb
Dr. Lieb



Dr. Mark Lieb graduated from Boston University School of Medicine in 1988.

Dr. Lieb has two offices in New York where he specializes in Cardiology.

Dr. Lieb works with three hundred and thirty-seven doctors including Dr. Daniel Leonard and Dr. Richard Keating.


Education & Training  

Medical School

Hospital Affiliations

  • Northern Westchester Hospital Association
  • Putnam Hospital Center
  • Westchester County Health Care Corporation

Languages Spoken  

  • English

Dr. Lieb's Medicare Fee‑for‑Service Data (2014)  

Please Note: The information displayed below is sourced from the 2014 Medicare Physician and Other Supplier National Provider Identifier (NPI) Aggregate Report. It's important to remember that the statistics below are not inclusive of all patients treated by Dr. Lieb, but only those who participate in Medicare.

  • Doctor participates in Medicare?: Yes 
  • Number of HCPCS Codes: 52 
  • Number of Services: 3884 
  • Medical Suppress Indicator: # 
  • Number of HCPCS Associated With Medical Services: 0 
  • Number of Medical Services: 0 
  • Number of Medicare Patients with Medical Services: 0 
  Medicare Patient Demographics
  • Total Number of Medicare Patients: 838 
  • Average Age of Medicare Patients: 77 
  • Number of Patients Under Age 65: 26 
  • Number of Patients Age 65 to 74: 322 
  • Number of Patients Age 75 to 84: 324 
  • Number of Patients Over Age 84: 166 
  • Number of Female Patients : 429 
  • Number of Male Patients: 409 
  • Number of Non-Hispanic White Patients: 787 
  • Number of Black or African American Patients: 0 
  • Number of Asian Pacific Islander Patients: 0 
  • Number of Hispanic Patients: 28 
  • Number of American Indian/Alaska Native Patients: 0 
  • Number of Patients with Race Not Elsewhere Classified: 0 
  • Number of Patients with Medicare Only Entitlement: 793 
  • Number of Patients with Medicare & Medicaid Entitlement: 45 
  Medicare Patient Condition Demographics
  • Percent of Patients with Atrial Fibrillation: 28% 
  • Percent of Patients with Alzheimer’s Disease or Dementia: 10% 
  • Percent of Patients with Asthma: 5% 
  • Percent of Patients with Cancer: 16% 
  • Percent of Patients with Heart Failure: 24% 
  • Percent of Patients with Chronic Kidney Disease: 20% 
  • Percent of Patients with Chronic Obstructive Pulmonary Disease: 12% 
  • Percent of Patients with Depression: 17% 
  • Percent of Patients with Diabetes: 26% 
  • Percent of Patients with Hyperlipidemia: 60% 
  • Percent of Patients with Hypertension (High Blood Pressure): 70% 
  • Percent of Patients with Ischemic Heart Disease: 52% 
  • Percent of Patients with Osteoporosis: 9% 
  • Percent of Patients with Rheumatoid Arthritis / Osteoarthritis: 34% 
  • Percent of Patients with Schizophrenia / Other Psychotic Disorders: 1% 
  • Percent of Patients with Stroke: 7% 
  Medicare Payments Data
  • Total Submitted Charge Amount: $341,473.87 
  • Total Medicare Allowed Amount: $288,251.06 
  • Total Medicare Payment Amount: $216,178.38 
  • Total Medicare Standardized Payment Amount: $190,739.35 
  • Total Medical Submitted Charge Amount: $0.00 
  • Total Medical Medicare Allowed Amount: $0.00 
  • Total Medical Medicare Payment Amount: $0.00 
  • Total Medical Medicare Standardized Payment Amount: $0.00 
  Medicare Prescription Drug Data
  • Drug Suppress Indicator: * 
  • Number of HCPCS Associated With Drug Services: 0 
  • Number of Drug Services: 0 
  • Number of Medicare Beneficiaries With Drug Services: 0 
  • Total Drug Submitted Charge Amount: $0.00 
  • Total Drug Medicare Allowed Amount: $0.00 
  • Total Drug Medicare Payment Amount: $0.00 
  • Total Drug Medicare Standardized Payment Amount: $0.00 

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