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Dr. Steven Grainer, DO
Cardiology* Age 68
Dr. Steven Grainer, DO

Offers telehealth

Dr. Steven Grainer, DO is a Cardiologist in Seaford, NY.
Dr. Steven Grainer, DO

Dr. Steven Grainer, DO

Cardiology* Age 68
Seaford, NY
Accepting new patients
41 years of experience

Offers telehealth

Dr. Steven Grainer, DO is a Cardiologist in Seaford, NY.
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About Dr. Steven Grainer, DO

Dr. Grainer graduated from Des Moines University College of Osteopathic Medicine in 1985 and completed a residency at Rutgers New Jersey Medical School. Dr. Steven Grainer, DO is a Cardiologist in Seaford, NY and has 41 years experience. Dr. Grainer has experience treating conditions like Mitral Valve Regurgitation, Aortic Valve Regurgitation, Mitral Valve Disease, Heart Murmur, Heart Valve Disorders, Hypertension, Hyperlipidemia, Aortic Valve Disease, Lipid Disorders, Chest Pain and Supraventricular Tachycardia among other conditions at varying frequencies. Dr. Grainer's office accepts new patients and telehealth appointments. Dr. Grainer is board certified in Cardiology and accepts multiple insurance plans.

Offers Telehealth

This provider offers telehealth appointments. Call the office to schedule.

Experience Check

Enter a condition or procedure
Cardiovascular Disease Counseling
Mitral Valve Regurgitation
Aortic Valve Regurgitation
Cardiovascular Disease Counseling
Mitral Valve Regurgitation
Aortic Valve Regurgitation
Cardiovascular Disease Counseling
Mitral Valve Regurgitation
Aortic Valve Regurgitation
Cardiac Myocardial Perfusion Imaging
Mitral Valve Disease
Heart Murmur
Heart Valve Disorders
Hypertension
Hyperlipidemia
Aortic Valve Disease
Lipid Disorders
Chest Pain
Supraventricular Tachycardia
Heart Disease
Rheumatic Tricuspid Disease
Arrhythmias
Atherosclerosis
Ventricular Tachycardia (VT)
Aortic Stenosis
Coronary Artery Disease (CAD)
Atrial Fibrillation
Heart Palpitations
Peripheral Edema
Cardiomegaly
Pulmonary Hypertension
Peripheral Vascular Disease (PAD, PVD)
Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
Carotid Artery Disease
Vascular Duplex Ultrasonography and Plethysmography
Tilt_Testing
Electrocardiogram (EKG)
Primary Pulmonary Hypertension
Cardiomyopathy
Syncope
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Sick Sinus Syndrome
Cardiac Ultrasound
Tricuspid Valve Disease
Aortic Aneurysm
Aortic Ectasia
Congestive Heart Failure
Paroxysmal Atrial Fibrillation
Chronic Congestive Heart Failure
Systolic Heart Failure
Peripheral Arterial Disease of Extremities
Third Degree Heart Block
Atrial Flutter
Hypertensive Heart without Failure
Cardiomyopathy, Dilated
Mitral Valve Prolapse
Sinus Bradycardia
Acute Venous Embolism Thrombosis
Sinus Tachycardia
Acute Deep Vein Thrombosis (DVT)
Congenital Heart Defects
Nonrheumatic Tricuspid Disease
Deep Vein Thrombosis (DVT)
Hypertensive Heart Disease
Heart Attack (Acute Myocardial Infarction)
Septal Defect
Hypotension (Excluding Maternal)
Hypotension
Pericardial Disease
Congenital Aortic Valve Disorders
Angina
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Second Degree Heart Block
Type 2 Heart Block - Mobitz
Abdominal Aortic Aneurysm (AAA)
Abdominal Pain
Acute Congestive Heart Failure
Acute Coronary Syndrome
Acute Kidney Infection
Acute Sinusitis
Acute Upper Respiratory Infection
Alcoholic Cardiomyopathy
Anemia
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Aneurysm
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Aneurysm of Heart
Anxiety
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Aortic Dissection
Arthritis
Arthritis of the Elbow
Asthma
  • View other providers who treat Asthma
Atherosclerosis of Aorta
Atrial Septal Defect
Atypical Atrial Flutter
Back Pain
Benign Heart Tumors
Bronchiectasis
Bronchitis
Cardiomyopathy, Hypertrophic
Chronic Deep Vein Thrombosis (DVT)
Chronic Venous Embolism Thrombosis
Coarctation of the Aorta
Cold Sore
Congenital Heart Disease
COPD (Chronic Obstructive Pulmonary Disease)
Coronary Artery Dissection
Cough
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Diabetes Type 1
Diabetes Type 2
Diabetes With Renal Manifestations
Diabetic Polyneuropathy
Difficulty With Walking
Dizziness
Dyslipidemia
Dysphagia
Emphysema
Endocarditis
Enteritis
First Degree Heart Block
Gait Abnormality
Gastroesophageal Reflux Disease (GERD)
Heart Attack (NSTEMI)
Heart Attack (STEMI)
Herpes Simplex Infection
Hyperkalemia
Hypertensive Heart and Chronic Kidney Disease
Hypertensive Heart with Failure
Hypoglycemia
Hypothyroidism
Influenza (Flu)
Intestinal Diverticulitis
Intestinal Diverticulosis
Iron Metabolism Disorders
Joint Pain
Limb Swelling Caused by Fluid Overload
Lipidoses (incl. Gaucher Disease)
Long COVID Disorder
Malaise and Fatigue
Marfan Syndrome
Mineral Metabolism Disorders
Mitral and Aortic Valve Disorder
Mitral Valve Stenosis
Noninfective Endocarditis
Obesity
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Orthostatic Hypotension
Osteoarthritis
Osteoarthritis of Foot
Osteoarthritis of Shoulder
Overweight
Patellofemoral Pain Syndrome (PFPS)
Patent Foramen Ovale (PFO)
Pericarditis
Polyneuropathy
Pulmonary Edema
Pulmonary Valve Disease
Raynaud's Disease
Rheumatic Aortic Valve Disorders
Rheumatic Mitral Stenosis
Sciatica
  • View other providers who treat Sciatica
Secondary Diabetes Mellitus
Secondary Hypertension
Secondary Renovascular Hypertension
Shortness of Breath
Sinusitis
Sleep Apnea
Swine Flu
Tobacco Use Disorder
Transient Ischemic Attack (TIA)
Typical Atrial Flutter
Unstable Angina
Urinary Tract Infection (UTI)
Venous Embolism and Thrombosis
Venous Insufficiency
Ventricular Fibrillation
Ventricular Septal Defect
Vertigo
  • View other providers who treat Vertigo
Viral Enteritis
Vitamin D Deficiency
Wheezing
  • View other providers who treat Wheezing
Wolff-Parkinson-White Pattern
Advance Directive End of Life Planning
Arrhythmia Screening
Cardiac Imaging
Cardiac MRI (Magnetic Resonance Imaging) of Heart or Chest
Cardiovascular Diagnostic Test
Cardiovascular Stress Test
Cardioversion, Elective
Chest CT (incl. Heart and Lungs)
Chest Pain Evaluation
Cholesterol Screening
Coronary Angiogram
Diabetes Counseling
Dobutamine Thallium Stress Test
Flu Shot
  • View other providers who treat Flu Shot
HeartAware Online Risk Screening
Immunization Administration
Nuclear Stress Testing
Obesity Counseling
Peripheral Arterial Disease Screening (PAD)
Pharmacologic Nuclear Stress Test
Pharmacologic Stress Test, Adenosine
Smoking Cessation Counseling
Stress Test
Structural Heart Disease Evaluations and Treatment
TCD Bubble Test
Tilt Table Testing
Treadmill Stress Test

Accepted Insurance Plans

* Please verify this information when scheduling an appointment.
  • Curative PPO Plus
    Curative EPO
    Curative PPO
  • BluePPO HSA PPO
    SimplyBlue/Simply Blue Plus PPO
  • HIP Prime HMO
    GHI
    Select Care Small Group
    GHI CBP
  • Choice Care PPO
    Choice POS
    Choice Care Network PPO
  • Coventry Health Care
  • Blue High Performance Network
    myBlue Access EPO
  • Open Access Plus
    Great West Healthcare-Cigna
    Cigna PPO
  • High Performance Network - Tiered HPN
    Blue Card High Performance Network HPN
    Blue Card PPO
  • Navigate POS
    Choice Plus POS
    Options PPO
    Navigate HMO
    Nexus Open Access
    Medica Choice
    United Healthcare
  • National EPO
  • Flex Connecticut EPO
    Passage HMO
  • Blue Cross Blue Shield of Western New York PPO
  • First Health (Coventry Health Care) PPO
  • Freedom
  • Empire Hospital/Medical (Trad)
    Blue Priority NY EPO
    Empire Hospital
    Blue Acess Employer Sponsored
    National Blue High Performance Network
    Empire Blue Cross Blue Shield PPO
    Connection Employer Sponsored
    Connection Blue High Performance Network
  • Amerigroup (Wellpoint)
  • Harvard Pilgrim Health Care PPO
  • Liberty Mutual Insurance Company
  • MVP Health Plan EPO
    MVP Health Care
  • AWH NJ Choice MultiTier POS II
    Elect Choice (Open Access) EPO
    Open Choice PPO
    Choice Plus POS II
    Premier Care Network Plus - Innovation Health
    AWH NJ Choice MultiTier - Standard Savings POS II
    Select
    Managed Choice (Open Access) POS
    Aetna
  • MagnaCare PPO
  • Total Plans EPO
    Pro Plans EPO
    Pro Plus Plans EPO
  • Beech Street (Multiplan)

Where Dr. Steven Grainer, DO Sees Patients

  1. 1 Northwell Health Physician Partners
    850 Hicksville Rd Ste 104, Seaford, NY 11783

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Telehealth Options
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Call now to make an appointment
(516) 798-0174

Meet Dr. Steven Grainer, DO

Specialties*
Internal Medicine
Nuclear Cardiology
Cardiology
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Common Questions and Answers
Responses are sourced directly from patients.
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FAQs About Dr. Grainer's Practice

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Steven Grainer, DO. To arrange an appointment, call the number on Dr. Grainer's profile.

Dr. Grainer frequently treats the following conditions: Mitral Valve Regurgitation, Aortic Valve Regurgitation, Mitral Valve Disease, Heart Murmur, Heart Valve Disorders, Hypertension, Hyperlipidemia, Aortic Valve Disease, Lipid Disorders, Chest Pain and Supraventricular Tachycardia. See more on Sharecare.

Dr. Steven Grainer, DO is affiliated with Stony Brook University Hospital, South Shore University Hospital, Glen Cove Hospital, Northern Westchester Hospital, North Shore University Hospital, St. Francis Hospital & Heart Center and Long Island Jewish Medical Center.

Yes, Dr. Steven Grainer, DO holds board certification in Cardiology and Internal Medicine.

Training & Medical Education
Medical Education
  • Des Moines University College of Osteopathic Medicine
    1985
Medical Education
Board Certifications
  • Cardiology and Internal Medicine
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.
Internship
  • Metropolitan Hospital Medical Center
    1986
Internship
Residency Hospital
  • Rutgers New Jersey Medical School
    1988
Residency Hospital
Fellowship Hospital
  • Long Island College Hospital
    1990
Fellowship Hospital

Hospitals Where Dr. Steven Grainer, DO Practices

  • Stony Brook University Hospital

    101 Nicolls Rd, Stony Brook, NY

  • South Shore University Hospital

    301 E Main St, Bay Shore, NY

  • Glen Cove Hospital

    101 Saint Andrews Ln, Glen Cove, NY

  • Northern Westchester Hospital

    400 E Main St, Mount Kisco, NY

  • North Shore University Hospital

    300 Community Dr, Manhasset, NY

  • St. Francis Hospital & Heart Center

    100 Port Washington Blvd, Roslyn, NY

  • Long Island Jewish Medical Center

    270 76th Ave, New Hyde Park, NY

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