Daniel Colin Massiah, M.D.

Pulmonary Disease Internal Medicine

Internal Medicine

Daniel Colin Massiah is a Pulmonary Disease Internal Medicine specialist based in Riverhead, NY with over 28 years of clinical experience. Offers virtual telehealth visits.

(631) 591-3877Riverhead, NY
Telehealth Available
NPI Active per CMS — Q2 2026

Daniel Colin Massiah, M.D. has been part of the Riverhead medical community since 2006 in independent practice. Trained at Wayne State University School of Medicine (class of 1998), he has been practicing for over 28 years. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and COPD.

1 of 379 Internal Medicine providers in NYSee all Internal Medicine in Riverhead28+ years experienceNPI since 2006

Older · 430dNPPES updated 2025-03-19 · verify NPI on CMS · Verify license at New York State Board for Medicine

Contact & Location

Practice Location

1333 Roanoke Ave Suite 202, Riverhead, NY 11901

Fax: (631) 591-3880
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 COPD.

Hypertension
Higher than avg (+5%)75%

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

US avg: 70.2%

↑ More patients than average (+5%) — a focus area for this doctor

High Cholesterol
Higher than avg (+5%)75%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+5%) — a focus area for this doctor

COPD
Higher than avg (+38%)58%

Chronic Obstructive Pulmonary Disease — a group of lung diseases that block airflow

US avg: 20.4%

↑ More patients than average (+38%) — a focus area for this doctor

Arthritis
49%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%
Ischemic Heart Disease
Higher than avg (+10%)42%

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

US avg: 31.7%

↑ More patients than average (+10%) — a focus area for this doctor

Diabetes
Lower than avg (-1%)33%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ Fewer patients than average (-1%) — less common here

Anxiety Disorders
Lower than avg (-4%)30%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↓ Fewer patients than average (-4%) — less common here

Mood Disorders
26%

Conditions affecting emotional state, including depression and bipolar disorder

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. Graduated medical school · 1998

    Wayne State University School of Medicine

  2. 28 years in practice

    Experienced

Internal MedicinePulmonary Disease in RiverheadAllopathic & Osteopathic Physicians

Pulmonologists specialize in respiratory conditions including asthma, COPD, pneumonia, pulmonary fibrosis, sleep apnea, and lung cancer screening. They manage patients on ventilators and perform bronchoscopies.

Taxonomy: 207RP1001X

Education & Training

Wayne State University School of Medicine (Class of 1998)

Virtual Pulmonary Disease Care With Daniel Colin Massiah

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

Schedule a virtual visit with Daniel Colin Massiah for blood pressure monitoring, cholesterol management, COPD management — no travel to Riverhead required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about Daniel Colin Massiah

Dr. Massiah is listed as active in the NPI registry with telehealth listed in Riverhead, NY. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (631) 591-3877.

Verified across 4 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · 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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