Mark Pennington, MD

Dermatology

21+ years in practiceNPI: 1720080476Licensed in CT

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Credentials & Recognition

Specialties

Dermatology

NPI sub-specialties

Dermatology207N00000X

Dermatology, Procedural Dermatology207NS0135X

Practice Signals

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

Mid-Level (PA/NP) Use

Doctor-led visits

Years in Practice

21+ years

Estimated from NPI enumeration date

Featured in PBCMMG Rankings

#20

Top Dermatologists in Connecticut, 2026

Dermatology · Connecticut · 2026

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Frequently Asked Questions about Dr. Mark Pennington, MD

Where does Dr. Mark Pennington, MD practice?+
Dr. Mark Pennington, MD practices in Connecticut, CT. 1 LAKE ST GROVE HILL MEDICAL CENTER NEW BRITAIN, CT 060521396.
What is Dr. Mark Pennington, MD's phone number?+
Dr. Mark Pennington, MD's practice phone is 860-348-4242. Office contact information is verified on the PBCMMG profile.
What does Dr. Mark Pennington, MD specialize in?+
Dr. Mark Pennington, MD's primary specialty is Dermatology.
Is Dr. Mark Pennington, MD board certified?+
Board certification status for Dr. Mark Pennington, 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. Mark Pennington, MD been practicing?+
Dr. Mark Pennington, MD has been in active practice for 21+ years, based on NPI enumeration and state licensing records.
What is Dr. Mark Pennington, MD's NPI number?+
Dr. Mark Pennington, MD's National Provider Identifier (NPI) is 1720080476, 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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