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

William K Tindle, MD

Individual provider Psychiatry Physician · NPI 1912609314

William K Tindle, MD is a Psychiatry in Portsmouth, New Hampshire. Qualified in 2023, 3 years ago. Practices with State of New Hampshire, a 77-clinician group and accepts Medicare assignment. Licensed in New Hampshire.

Years since qualifying
3
Licensed in
NH
In the registry since
2023
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

333 Borthwick Ave
Portsmouth, NH 03801-7128
Phone: (603) 559-4129
Show map & directions

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

Specialties & licences

Student in an Organized Health Care Education/Training Program (primary) Taxonomy 390200000X
Psychiatry Physician Taxonomy 2084P0800X · Licence 38055 (NH)

Record details

NPI number1912609314
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 20, 2023
Last updated in NPPESDecember 29, 2025
Certification dateDecember 29, 2025

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolOTHER
Graduated 2023 (3 years in practice)
Group practice State Of New Hampshire — 77 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Portsmouth