Photo of Dr. Larry Leibowitz

Dr. Larry Leibowitz, MD

Concierge Family Medicine physician, New Canaan, CT

Matrix Personalized Medicine LLC
5.0 (14 reviews)

Dr. Leibowitz launched the concierge practice Matrix Personalized Medicine in New Canaan, Connecticut, in 2017.

45 Grove Street, New Canaan, CT 06840
At a glance
Practice model
Concierge membership, opted out of commercial insurance and Medicare
Board certification
American Board of Family Medicine

Facts on this page last checked October 2026. How we check doctors

About Dr. Leibowitz

Dr. Leibowitz launched the concierge practice Matrix Personalized Medicine in New Canaan, Connecticut, in June 2017. From 2011 to 2017, he was Medical Site Director of Stamford Health Medical Group in New Canaan. He is board certified in family medicine through the American Board of Family Medicine and has recertified continuously since 2005.

He earned his medical degree from Jefferson Medical College at Thomas Jefferson University in Pennsylvania. He completed his residency at Abington Memorial Hospital in Pennsylvania. In 2015, he completed a two-year Integrative Medicine fellowship at the University of Arizona.

He earned a Bachelor of Arts degree in Psychology from Emory University in 1987. He serves as Director of Health for the town of Redding. He is also a Clinical Assistant Professor of Medicine at New York Medical College, a position he has held since 2009.

Matrix Personalized Medicine provides personalized primary care through a membership-based model rather than through insurance.

Membership and fees

Matrix Personalized Medicine has opted out of commercial insurance and Medicare, and all care provided in the office is included in the annual membership fee.

The membership has no hidden fees and no co-pays at visits.

Remote or telemedicine consultations are included in the membership.

Services

Comprehensive Annual Health Assessment
What family medicine doctors commonly treat

Education and credentials

Degree
MD
College
Emory University (Bachelor of Arts in Psychology, 1987)
Medical school
Jefferson Medical College at Thomas Jefferson University
Residency
Abington Memorial Hospital
Fellowship
Integrative Medicine, University of Arizona (2015)
Board certification
American Board of Family Medicine (Family Medicine)
NPI
1780692335

Hospital and practice affiliations

Hospital affiliations with Stamford Hospital and Danbury Hospital
Director of Health, town of Redding

Location

45 Grove Street, New Canaan, CT 06840
Matrix Personalized Medicine LLC practice page
Directions

Recognition and research

Awards

Castle Connolly Top Doc in Fairfield County each year from 2017 through 2026
Vitals Most Compassionate Doctor Award

Patient reviews

5.0
14 reviews
5 star14
4 star0
3 star0
2 star0
1 star0
Write a review
Rated 5 out of 5

"Listens carefully and provides thorough explanations. Ensures you never feel rushed."

FMDD UserMay 2024
Rated 5 out of 5

Knows a lot about medicine!

"He is a fantastic listener and knows a lot about medicine!"

FMDD UserOct 2023
Rated 5 out of 5

veryy comprehensive checkup

"Dr. Leibovitz conducts a comprehensive checkup. I feel like there's no stone left unturned!"

FMDD UserOct 2023
Rated 5 out of 5

I feel heard after my consultation

"After my appointment, I felt that my medical problem was being addressed."

FMDD UserSep 2023
Rated 5 out of 5

100% Satisfied

"He has never let me down ever since I became his patient. 100% Satisfied"

FMDD UserAug 2023
Rated 5 out of 5

I was amazed by his constant follow-ups

"I was amazed by his constant follow-ups on me after our consultation."

FMDD UserAug 2023
Rated 5 out of 5

I highly recommend him!

"Dr. Larry has been a big help from start to finish. I highly recommend him!"

FMDD UserJul 2023
Rated 5 out of 5

He's on a level of his own

"I have been to many doctors and he is above them all in every aspect."

FMDD UserJul 2023
Rated 5 out of 5

He diagnosed my rare condition. I owe him

"He diagnosed my condition which gave my past doctors a very hard time to discover. I commend him."

FMDD UserJun 2023
Rated 5 out of 5

He inspires confidence that im going to be okay.

"Dr. Leibovitz conducts a comprehensive checkup. I left his office feeling confident that my medical problem was being treated by the right referring doctor. He also scheduled a follow-up. Very pleased."

FMDD UserJan 2022
Rated 5 out of 5

He is really hands-on with me

"Dr. Liebowitz has been really helpful since I became a patient of his. He is a fantastic listener and knows a lot about medicine!"

FMDD UserJan 2022

Questions patients ask

Does Dr. Leibowitz take insurance, or offer a membership?

Matrix Personalized Medicine provides personalized primary care through a membership-based model rather than through insurance. The practice has opted out of commercial insurance and Medicare. Insurance or Medicare still applies to outside services.

Is Dr. Leibowitz board certified?

Yes, Dr. Leibowitz is board certified in family medicine through the American Board of Family Medicine.

Where did Dr. Leibowitz train?

Dr. Leibowitz earned his medical degree from Jefferson Medical College at Thomas Jefferson University. He completed his residency at Abington Memorial Hospital and an Integrative Medicine fellowship at the University of Arizona.

Where is Dr. Leibowitz's office?

Matrix Personalized Medicine is at 45 Grove Street, New Canaan, Connecticut.

Does Dr. Leibowitz offer telehealth?

At Matrix Personalized Medicine, many issues can be handled remotely by telephone, email or video conference, and this is included in the annual membership fee.

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