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

John M. O'Day

Organization Otolaryngology Physician · NPI 1518051382

John M. O'Day is an Otolaryngology Physician in Somersworth, New Hampshire. Registered with an NPI since 2006.

In the registry since
2006
Specialties on file
3

Practice location Address checks out

361 High St
Somersworth, NH 03878-1407
Phone: (603) 692-4500
Fax: (603) 692-4520
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Otolaryngology Physician (primary) Taxonomy 207Y00000X
Sleep Medicine (Otolaryngology) Physician Taxonomy 207YS0012X
Facial Plastic Surgery Physician Taxonomy 207YS0123X

Record details

NPI number1518051382
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Joyce O'Day — Administrator · (603) 692-4500
Other names Head And Neck Specialty Group Of Nh
NPI enumeratedOctober 3, 2006
Last updated in NPPESMarch 18, 2009
Mailing address361 High St, Somersworth, NH 03878-1407

Other providers in Somersworth