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

Individual provider Family Medicine Physician · NPI 1891984647

Dr. Brian Sponseller, MD is a Family Practice in North Conway, New Hampshire. Qualified in 2006, 20 years ago. Practices with Hartsville Medical Group LLC, a 68-clinician group and accepts Medicare assignment. Licensed in New Hampshire and Wisconsin.

Years since qualifying
20
Licensed in
NH, WI
In the registry since
2007
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

3073 White Mountain Hwy
North Conway, NH 03860-7101 Not confirmed with CMS for 16 years — call before visiting
Phone: (603) 356-5472
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 14575 (NH)
Family Medicine Physician Taxonomy 207Q00000X · Licence 2299-850 (WI)
Family Medicine Physician Taxonomy 207Q00000X · Licence 50976-20 (WI)

Record details

NPI number1891984647
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 17, 2007
Last updated in NPPESAugust 16, 2010

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Group practice Hartsville Medical Group Llc — 68 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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