John Brennan, MD

Addiction Medicine · Internal Medicine · Orthopedic Surgery · Family Medicine · Pulmonology · Nephrology · Sports Medicine

20+ years in practiceNPI: 1154353977Licensed in NY

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Credentials & Recognition

Specialties

Addiction MedicineInternal MedicineOrthopedic SurgeryFamily MedicinePulmonologyNephrologySports Medicine

NPI sub-specialties

Orthopaedic Surgery, Sports Medicine207XX0005X

Orthopaedic Surgery207X00000X

Practice Signals

Editorial signals beyond credentials. Patient transparency over opacity. See methodology.

Mid-Level (PA/NP) Use

Doctor-led visits

Years in Practice

20+ years

Estimated from NPI enumeration date

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Frequently Asked Questions about Dr. John Brennan, MD

Where does Dr. John Brennan, MD practice?+
Dr. John Brennan, MD practices in New York, NY. 6 TECHNOLOGY DR STE 100 EAST SETAUKET, NY 117334079.
What is Dr. John Brennan, MD's phone number?+
Dr. John Brennan, MD's practice phone is 631-689-6698. Office contact information is verified on the PBCMMG profile.
What does Dr. John Brennan, MD specialize in?+
Dr. John Brennan, MD's primary specialty is Addiction Medicine, with additional focus on Internal Medicine, Orthopedic Surgery, Family Medicine.
Is Dr. John Brennan, MD board certified?+
Board certification status for Dr. John Brennan, MD has not been verified in the data sources PBCMMG uses (ABMS, state medical boards). The PBCMMG profile shows their current credential set.
How long has Dr. John Brennan, MD been practicing?+
Dr. John Brennan, MD has been in active practice for 20+ years, based on NPI enumeration and state licensing records.
What is Dr. John Brennan, MD's NPI number?+
Dr. John Brennan, MD's National Provider Identifier (NPI) is 1154353977, registered in the federal NPPES registry.

Profile maintained by Palm Beach County Medical Media Group, Inc. | Data verified from public registries (NPPES, ABMS, state medical boards). Methodology · Editorial Standards

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