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

Dr. Mark J Geppert, MD

Individual provider Orthopaedic Foot and Ankle Surgery Physician · NPI 1134148604

Dr. Mark J Geppert, MD is an Orthopedic Surgery in Somersworth, New Hampshire. Graduated from New York University School of Medicine in 1985, 41 years ago. Practices with Wentworth Douglass Physician Corporation, a 431-clinician group and accepts Medicare assignment. Licensed in New Hampshire.

Years since qualifying
41
Trained at
New York University School of Medicine
Licensed in
NH
In the registry since
2006
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

7 Marsh Brook Dr Ste 100
Somersworth, NH 03878-6523
Phone: (603) 742-2007
Fax: (603) 749-4605
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence 8613 (NH)
Orthopaedic Foot and Ankle Surgery Physician Taxonomy 207XX0004X · Licence 8613 (NH)

Record details

NPI number1134148604
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 18, 2006
Last updated in NPPESSeptember 17, 2018

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolNEW YORK UNIVERSITY SCHOOL OF MEDICINE
Graduated 1985 (41 years in practice)
Group practice Wentworth Douglass Physician Corporation — 431 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount