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Contact Information

JOHN A MCMAHON, DO
1900 LAFAYETTE RD
SUITE A
PORTSMOUTH, NH03801-5679
 Phone: 603-431-1121
 Fax: 603-431-9147
 Website:
 

Specialty

Taxonomy Code Specialty Code Provider Type

Sports Medicine

207RS0010X 11 Physician/Internal Medicine
Indicates primary specialty

NPI Profile & details for JOHN A MCMAHON · (Male)

NPI # 1821258062
Status Active
Credentials DO (Doctor of Osteopathic)
Entity Individual
Enumeration date 06/11/2008
Last updated 02/23/2017 - About 9 years ago
Sole proprietor 1 No
Identifiers
  • ME License # 2237
  • NH License # 16235
  • NH Medicaid 30228921
Hospital affiliation(s)
  • YORK HOSPITAL - (Acute Care)
    15 HOSPITAL DRIVE
    YORK, ME 03909
  • YORK HOSPITAL - (Acute Care)
    15 HOSPITAL DRIVE
    YORK, ME 03909
1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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