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SETH SIMPSON MD
NPI 1902260722
Psychiatry & Neurology - Child & Adolescent Psychiatry in Helena, MT

Active since April 07, 2016PECOS Enrolled
2755 COLONIAL DR, HELENA, MT 59601(406) 444-7500(406) 884-2085 Get Directions Write a Review

NPPES record last updated: July 6, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 6, 2021, Dec 4, 2018 (2 updates tracked since 2018).

About Seth Simpson Md NPPES

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

SETH SIMPSON MD (NPI 1902260722) is an individual child & adolescent psychiatry provider in Helena, Montana, licensed in Montana (MED-PHYS-LIC-99594) and active in the NPI registry since April 2016. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1902260722
Entity TypeIndividualMale
Primary Taxonomy2084P0804X
Provider Legal NameSETH SIMPSONCredential: MD
Location Address2755 COLONIAL DRHelena, MT 59601-4926
Mailing AddressPo Box 5539Helena, MT 59604-5539 · (406) 444-7500 · Fax (406) 884-2085
Phone(406) 444-7500
Fax(406) 884-2085
Sole ProprietorNo
Enumeration DateApril 7, 2016
Last NPPES UpdateJuly 6, 20212 updates tracked since enumeration
NPPES CertifiedJuly 6, 2021
✔ NPI 1902260722 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Child & Adolescent PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0804X
License✔ Licensed in MT · MED-PHYS-LIC-99594
Definition
Child & Adolescent Psychiatry is a subspecialty of psychiatry with additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.
2755 COLONIAL DR, Helena, MT 59601
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Mountain Health CO-OP, PacificSource Health Plans and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Seth Simpson Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Seth Simpson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Montana Children's Home & Hospital
Same address
Psychiatric Residential Treatment Facility
2755 COLONIAL DR
Helena, MT 59601
  • Reassigned Medicare billing, Montana enrollment
  • Medicare enrollment name: Montana Childrens Home & Hospital
  • 50 clinicians in this Medicare group
NPI 1255704508 (406) 444-7500

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

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

DR. DEANNA L. ARMSTRONG M.D.
Psychiatry & Neurology (Psychiatry)
2755 COLONIAL DR
HELENA, MT 59601
Lewis And Clark County (406) 444-7500
CHRISTINA MARIE HAWBAKER GC
Genetic Counselor, MS
2755 COLONIAL DR
HELENA, MT 59601
Lewis And Clark County (406) 444-1061
MS. CYNTHIA MARIE HUDSON MA, MS
Genetic Counselor, MS
2755 COLONIAL DR
HELENA, MT 59601
Lewis And Clark County (406) 444-7500
MARY KATHRYN SCHIEL MSN, APRN, PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
2755 COLONIAL DR
HELENA, MT 59601
Lewis And Clark County (406) 444-7500
COURTNEY LYNNE ROGASKI LCSW
Social Worker (Clinical)
2755 COLONIAL DR
HELENA, MT 59601
Lewis And Clark County (406) 444-7500
ALICIA MARIE GALAHAN
Nurse Practitioner (Psychiatric/Mental Health)
2755 COLONIAL DR
HELENA, MT 59601
Lewis And Clark County (406) 444-7500
MS. BLANCHE NICOLE SUMNER MS, LCPC
Counselor (Mental Health)
2755 COLONIAL DR
HELENA, MT 59601
Lewis And Clark County (406) 444-7500
THOMAS BOGEN OTR/L
Occupational Therapist
2755 COLONIAL DR
HELENA, MT 59601
Lewis And Clark County (406) 444-1129

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 Seth Simpson's NPI number?

The NPI number for Seth Simpson is 1902260722. It was assigned to this individual provider in the NPPES registry on April 7, 2016.

Where is Seth Simpson located?

Seth Simpson practices at 2755 Colonial Dr, Helena, MT 59601. The listed phone number is (406) 444-7500.

What is Seth Simpson's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Child & Adolescent Psychiatry, with taxonomy code 2084P0804X.

Is Seth Simpson enrolled in Medicare?

Yes. Seth Simpson is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Seth Simpson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Seth Simpson reassigns Medicare benefits to Montana Children's Home & Hospital (Helena, MT). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Seth Simpson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Seth Simpson accept?

Health plans from Blue Cross and Blue Shield of Montana, Mountain Health CO-OP, PacificSource Health Plans, Providence Health Plan and UnitedHealthcare list Seth Simpson 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 Seth Simpson was last updated on July 6, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.