Sean Michael Hennessey, LMSW
Addiction (Substance Use Disorder)
Sean Michael Hennessey, LMSW runs an independent addiction (substance use disorder) specialist practice in Staten Island, NY. With 14+ years of experience, he has been practicing in the Staten Island area. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and arthritis.
Older · 4416dNPPES updated 2014-04-03 · verify on CMS
Contact & Location
Practice Location
3911 Richmond Ave, Staten Island, NY 10312-5110
How Does This Doctor Compare?
Medicare Patients
105
Unique beneficiaries
Standard volumeData Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
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.
High blood pressure — a leading risk factor for heart disease and stroke
Elevated cholesterol or triglycerides that increase heart disease risk
Joint inflammation causing pain, swelling, and stiffness
Excessive worry or fear that interferes with daily life
Conditions affecting emotional state, including depression and bipolar disorder
A mood disorder causing persistent sadness and loss of interest in activities
A condition where the body cannot properly regulate blood sugar levels
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
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.
14 years in practice
Established
Definition to come...
Taxonomy: 101YA0400X
Virtual Addiction (Substance Use Disorder) Care With Sean Michael Hennessey
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Sean Michael Hennessey for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Staten Island required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Sean Michael Hennessey
Dr. Hennessey is listed as active in the NPI registry with telehealth listed in Staten Island, NY. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (718) 948-3232.
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.
Contact Sean Michael Hennessey
Practice Location
3911 Richmond Ave, Staten Island, NY 10312-5110
Mailing Address
3911 Richmond Ave, Staten Island, NY 10312-5110
This is a provider directory. Contact the office directly to schedule appointments.
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