DR. LEONARD KENDALL LANTZ M.D.
NPI 1619908654
Psychiatry & Neurology - Psychiatry in Helena, MT

Active since July 06, 2006Opted out of Medicare · through Jul 1, 2027
2735 COLONIAL DR STE A, HELENA, MT 59601(406) 204-2151(406) 204-2154 Get Directions Write a Review

NPPES record last updated: June 29, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Leonard Kendall Lantz M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. LEONARD KENDALL LANTZ M.D. (NPI 1619908654) is an individual psychiatry provider in Helena, Montana, licensed in Montana (10765) and active in the NPI registry since July 2006. He has opted out of Medicare through July 1, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1619908654
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. LEONARD KENDALL LANTZCredential: M.D.
Location Address2735 COLONIAL DR STE AHelena, MT 59601-4971
Mailing Address2735 Colonial Dr Ste AHelena, MT 59601-4971 · (406) 204-2151 · Fax (406) 204-2154
Fax(406) 204-2154
Sole ProprietorYes
Enumeration DateJuly 6, 2006
Last NPPES UpdateJune 29, 2023
NPPES CertifiedJune 29, 2023
NPI 1619908654 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License Licensed in MT · 10765
Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Also ListedPsychiatry & Neurology · Child & Adolescent PsychiatryTaxonomy 2084P0804X · License 10765 (MT)
2735 COLONIAL DR STE A, Helena, MT 59601

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Opted out of Medicare

Dr. Leonard Kendall Lantz M.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from July 1, 2015 through July 1, 2027.

Opt-Out Effective DateJuly 1, 2015
Opt-Out In Effect ThroughJuly 1, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59601 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$172.26 typical visit price
range $56.81 – $172.26
Typical copayment $43.06 (range $14.20 – $43.06)
Most-billed visit code 99205
Established Patient
$70.82 typical visit price
range $18.24 – $140.32
Typical copayment $17.70 (range $4.56 – $35.08)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Psychiatry & Neurology (Psychiatry)
2735 COLONIAL DR STE A
HELENA, MT 59601
Psychiatry & Neurology (Psychiatry)
2735 COLONIAL DR STE A
HELENA, MT 59601

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Leonard Lantz's NPI number?

The NPI number for Leonard Lantz is 1619908654. It was assigned to this individual provider in the NPPES registry on July 6, 2006.

Where is Leonard Lantz located?

Leonard Lantz practices at 2735 Colonial Dr Ste A, Helena, MT 59601. The listed phone number is (406) 204-2151.

What is Leonard Lantz's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Leonard Lantz enrolled in Medicare?

No. Leonard Lantz has opted out of Medicare through July 1, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

What insurance does Leonard Lantz accept?

Health plans from Blue Cross and Blue Shield of Montana and Mountain Health CO-OP list Leonard Lantz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Leonard Lantz was last updated on June 29, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.