Skip to main content
NPITelehealth
SpecialtiesLocationsJournalAbout
ProvidersRegistry Search
CMS Data Source
NPI Registry Data
Expert Editorial
NPITelehealth

Finding a doctor shouldn't be a guessing game. We connect patients with verified healthcare professionals using official federal data.

Explore

  • Search
  • Specialties
  • Locations
  • Guides

Resources

  • Methodology
  • Editorial
  • For Providers
  • Sitemap

Legal

  • About
  • Contact
  • Privacy
  • Terms

© 2026 NPI Telehealth

US Registry Operational
CMS Source

Informational purposes only — not medical advice. Always consult a professional. Data updated weekly.

PrivacyTermsEditorial
Best Internal Doctors in Darien, CT | NPI Telehealth
Home/Connecticut/Darien/Internal Doctors
LOCAL SPECIALTY PROTOCOL 2026

Internal Doctors
IN Darien.

Find and book top-rated Internal Medicine specialists in Darien, CT. Access NPI credentials sourced from federal records and virtual care availability.

SPECIALISTS

Active internal doctors in Darien jurisdiction.

6 ENTRIES FOUND
NPI: 1871907113
VIRTUAL ACTIVE

QURAT MUDASSAR, MD

Internal Medicine

NPI DATA 2026
Darien, CT
OTHER (2008)
12+ Years Exp.
ACCESS PROFILE
NPI: 1740604941
VIRTUAL ACTIVE

KARTHIK GUNACHELVAN

Internal Medicine

NPI DATA 2026
Darien, CT
OTHER (2013)
12+ Years Exp.
ACCESS PROFILE
NPI: 1629003413
VIRTUAL ACTIVE

PHILIP NEGUS, M.D.

Internal Medicine

NPI DATA 2026
Darien, CT
GEORGETOWN UNIVERSITY SCHOOL OF MEDICINE (1969)
20+ Years Exp.
ACCESS PROFILE
NPI: 1306877626
VIRTUAL ACTIVE

SUSAN COLLINS, M.D.

Internal Medicine

NPI DATA 2026
Darien, CT
STATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER (1992)
20+ Years Exp.
ACCESS PROFILE
NPI: 1285623843
VIRTUAL ACTIVE

MARGARET BARAN

Internal Medicine

NPI DATA 2026
Darien, CT
UNIVERSITY OF MICHIGAN MEDICAL SCHOOL (1997)
21+ Years Exp.
ACCESS PROFILE
NPI: 1073177846
VIRTUAL ACTIVE

LAWRENCE DEBELLIS, DO, MS

Internal Medicine

NPI DATA 2026
Darien, CT
NEW YORK MEDICAL COLLEGE (2014)
7+ Years Exp.
ACCESS PROFILE

Local Discovery Protocol

Navigating healthcare in Darien, CT requires finding the right expert. A highly qualified internal medicine is crucial for proper diagnosis and long-term care management.

  • NPI Credentials: Active NPI status and valid CT state licensing sourced from federal records.
  • Virtual Options: Encrypted telehealth consultations available for remote triage.
All Providers in ConnecticutNationwide Internal Medicines