Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Thomas Joseph Lydon, MD, PHD

Individual provider Emergency Medicine Physician · NPI 1114947355

Dr. Thomas Joseph Lydon, MD, PHD is an Emergency Medicine in Lebanon, New Hampshire. Graduated from Johns Hopkins University School of Medicine in 2001, 25 years ago. Practices with Seacoast Emergency Physicians, PC, a 48-clinician group and accepts Medicare assignment. Licensed in New Hampshire.

Years since qualifying
25
Trained at
Johns Hopkins University School of Medicine
Licensed in
NH
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

1 Medical Center Dr Dartmouth-Hitchcock Clinic
Lebanon, NH 03756
Phone: (603) 650-7254
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 12705 (NH)

Record details

NPI number1114947355
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorYes
NPI enumeratedJuly 20, 2006
Last updated in NPPESMay 29, 2008

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolJOHNS HOPKINS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2001 (25 years in practice)
Group practice Seacoast Emergency Physicians, Pc — 48 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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