Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Nicholas Lillo, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1144482308

Dr. Nicholas Lillo, MD is a Gastroenterology in Fairfield, Connecticut. Graduated from State University of New York Downstate Medical Center in 2007, 19 years ago. Practices with Connecticut Gi PLLC, a 245-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Connecticut.

Years since qualifying
19
Trained at
State University of New York Downstate Medical Center
Licensed in
CT
In the registry since
2008
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

425 Post Rd
Fairfield, CT 06824-6232
Phone: (203) 374-4966
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 300 Community Dr, Manhasset, NY 11030-3816 — (516) 562-0100

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 051628 (CT)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1144482308
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 30, 2008
Last updated in NPPESMay 12, 2020
Certification dateMay 12, 2020
Mailing address425 Post Rd, Fairfield, CT 06824-6232

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGASTROENTEROLOGY
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 2007 (19 years in practice)
Group practice Connecticut Gi Pllc — 245 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Fairfield