Emmanuel C Sygaco, MD

Hematology & Oncology

Internal Medicine

(631) 422-4545West Islip, NY
Telehealth Available
NPI Active per CMS — Q2 2026

Emmanuel C Sygaco, MD has been part of the West Islip medical community since 2006 in group practice. He has been in practice for 40+ years. He regularly sees Medicare patients with hypertension, high cholesterol, and arthritis (per CMS claims data).

1 of 440 Internal Medicine providers in NYSee all Internal Medicine in West Islip40+ years experienceNPI since 2006

Older · 4356dNPPES updated 2014-06-02 · verify on CMS

Contact & Location

Practice Location

435 Montauk Hwy, West Islip, NY 11795

Fax: (631) 422-0530
Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Arthritis.

Hypertension
75%

High blood pressure — a leading risk factor for heart disease and stroke

High Cholesterol
75%

Elevated cholesterol or triglycerides that increase heart disease risk

Arthritis
60%

Joint inflammation causing pain, swelling, and stiffness

Ischemic Heart Disease
50%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

Diabetes
49%

A condition where the body cannot properly regulate blood sugar levels

Chronic Kidney Disease
39%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

Cancer
34%

Diseases involving abnormal cell growth with potential to spread to other body parts

Atrial Fibrillation
31%

An irregular, often rapid heartbeat that increases the risk of stroke

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. 40 years in practice

    Senior practitioner

Internal MedicineHematology & Oncology in West IslipAllopathic & Osteopathic Physicians

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Taxonomy: 207RH0003X

Virtual Hematology & Oncology Care With Emmanuel C Sygaco

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Emmanuel C Sygaco for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to West Islip required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about Emmanuel C Sygaco

NPI records show Dr. Sygaco as active with telehealth listed in West Islip, NY. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (631) 422-4545.

Verified across 3 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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