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

Mr. Stephen Michael Gannon, LADC1

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1538462312

Mr. Stephen Michael Gannon, LADC1 is a Mental Health Counselor in Concord, New Hampshire. Qualified in 2014, 12 years ago. Practices as a sole proprietor. Licensed in Massachusetts and New Hampshire.

Years since qualifying
12
Licensed in
MA, NH
In the registry since
2010
Specialties on file
3
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Practice location Address checks out

117 Manchester St Ste 5A
Concord, NH 03301-5101
Phone: (603) 606-9357
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence 22822 (MA)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence 1561 (NH)
Case Management Agency Taxonomy 251B00000X

Record details

NPI number1538462312
Entity typeIndividual (Type 1)
GenderMale
Credentials LADC1
Sole proprietorYes
NPI enumeratedDecember 16, 2010
Last updated in NPPESJune 3, 2026
Certification dateJune 3, 2026

Medicare enrollment

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

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

Other providers in Concord