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MRS. DIANE L GEISEN M.S.W., L.C.S.W.
NPI 1619062049
Social Worker in Great Falls, MT

Active since October 03, 2006PECOS EnrolledAccepts Medicare Assignment
2211 5TH AVE N, GREAT FALLS, MT 59401(406) 452-6655(406) 452-6561 Get Directions Write a Review

NPPES record last updated: March 24, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mrs. Diane L Geisen M.s.w., L.c.s.w. NPPES

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

MRS. DIANE L GEISEN M.S.W., L.C.S.W. (NPI 1619062049) is an individual social worker in Great Falls, Montana, licensed in Montana (639 LCSW) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1984).

NPPES Registry Identity

NPI1619062049
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameMRS. DIANE L GEISENCredential: M.S.W., L.C.S.W.
Location Address2211 5TH AVE NGreat Falls, MT 59401
Mailing Address1220 Central Ave Ste 1-aGreat Falls, MT 59401-3752 · (406) 727-2512 · Fax (406) 727-7451
Phone(406) 452-6655
Fax(406) 452-6561
Sole ProprietorNo
Medical School CMSOtherGraduated 1984
Enumeration DateOctober 3, 2006
Last NPPES UpdateMarch 24, 2008
✔ NPI 1619062049 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in MT · 639 LCSW
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
2211 5TH AVE N, Great Falls, MT 59401
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Other Names 1

Former Name (1)Miss Diane L Dreese M.s.w., L.c.s.w.

Other Identifiers 1

Medicaid0503642MT

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Kansas, Inc., Medica, Oscar Insurance Company and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mrs. Diane L Geisen M.s.w., L.c.s.w. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4082789086
PECOS Enrollment IDI20110511000201
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
182 services18 patients
Psychotherapy, 45 minutes 90834
Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.
37 services14 patients

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 Diane Geisen's NPI number?

The NPI number for Diane Geisen is 1619062049. It was assigned to this individual provider in the NPPES registry on October 3, 2006. The provider is also known as Miss Diane L Dreese M.S.W., L.C.S.W..

Where is Diane Geisen located?

Diane Geisen practices at 2211 5th Ave N, Great Falls, MT 59401. The listed phone number is (406) 452-6655.

What is Diane Geisen's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Is Diane Geisen enrolled in Medicare?

Yes. Diane Geisen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Diane Geisen accept?

Health plans from Blue Cross and Blue Shield of Kansas, Inc., Medica, Oscar Insurance Company, Providence Health Plan and UnitedHealthcare list Diane Geisen 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 Diane Geisen was last updated on March 24, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.