Psychiatry & Neurology, Psychiatry
Dr. LEONARD LANTZ M.D.
Identity confirmed via CMS NPPES · September 30, 2026 · A directory match is not a coverage approval.
Is this your practice? This listing was imported from public provider identity data (CMS NPPES) and has not yet been claimed. Claim this listing to confirm the practice details. Plan acceptance stays unpublished until the practice reports it.
Public record
NPI 1619908654 · enumerated 2006-07-06 · record updated 2023-06-29. Source: CMS NPPES. A listing is not a TRICARE network approval.
NPPES recordGoogle Maps Apple Maps OpenStreetMap
Addresses and phones
- Practice location 2735 COLONIAL DR STE A, HELENA, MT, 59601-4971 (406) 204-2151 Fax (406) 204-2154 Google Maps Apple Maps OpenStreetMap
- Mailing address 2735 COLONIAL DR STE A, HELENA, MT, 59601-4971 (406) 204-2151 Fax (406) 204-2154 Google Maps Apple Maps OpenStreetMap
Specialties
- Psychiatry & Neurology, Psychiatry 2084P0800X · Primary · License 10765 MT
- Psychiatry & Neurology, Child & Adolescent Psychiatry 2084P0804X · License 10765 MT
In this directory
MT Lewis and Clark County Helena Psychiatry & Neurology, Psychiatry
Locations and evidence
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Practice location
HELENA, MT, 596014971
Accepting new patientsNot reportedCMS NPPES · September 30, 2026
Plan acceptance
- No published plan acceptance yet. Confirm directly with the practice, or claim this listing if it's yours.