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DR. KENNETH MICHAEL GREBLIUNAS D.D.S.
NPI 1689750028
Dentist - General Practice in Great Falls, MT

Active since October 27, 2006PECOS Enrolled
202 2ND AVE S STE 203, GREAT FALLS, MT 59405(406) 791-9267(406) 791-9277 Get Directions Write a Review

NPPES record last updated: October 1, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Kenneth Michael Grebliunas D.d.s. NPPES

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

DR. KENNETH MICHAEL GREBLIUNAS D.D.S. (NPI 1689750028) is an individual general practice provider in Great Falls, Montana, licensed in Montana (DEN-DEN-LIC-17320) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1689750028
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. KENNETH MICHAEL GREBLIUNASCredential: D.D.S.
Location Address202 2ND AVE S STE 203Great Falls, MT 59405-1831
Mailing Address601 1st Ave NGreat Falls, MT 59401-2510 · (406) 454-6973 · Fax (406) 791-9277
Phone(406) 791-9267
Fax(406) 791-9277
Sole ProprietorYes
Enumeration DateOctober 27, 2006
Last NPPES UpdateOctober 1, 2025
NPPES CertifiedOctober 1, 2025
✔ NPI 1689750028 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in MT · DEN-DEN-LIC-17320
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
202 2ND AVE S STE 203, Great Falls, MT 59405
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana 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)

Dr. Kenneth Michael Grebliunas D.d.s. 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 Kenneth Grebliunas reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Community Health Care Center Incorporated
0.3 mi
Federally Qualified Health Center (FQHC)
601 1ST AVE N
Great Falls, MT 59401
  • Reassigned Medicare billing, Montana enrollment
  • 18 clinicians in this Medicare group
NPI 1902948946 (406) 791-7903

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59405 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
$87.97 typical visit price
range $56.81 – $172.26
Typical copayment $21.99 (range $14.20 – $43.06)
Most-billed visit code 99203
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 7

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

DR. CHRIS ALLAN BLIXRUD DDS
Dentist
202 2ND AVE S STE 203
GREAT FALLS, MT 59405
Cascade County (406) 791-9267
TESSA SIMPSON RDH
Dental Hygienist
202 2ND AVE S STE 203
GREAT FALLS, MT 59405
Cascade County (406) 791-9267
DEANNA MARIE GOSS RDH LAP
Dental Hygienist
202 2ND AVE S STE 203
GREAT FALLS, MT 59405
Cascade County (406) 791-9267
SARAPOORNIMA SENDHUR DMD
Dentist (General Practice)
202 2ND AVE S STE 203
GREAT FALLS, MT 59405
Cascade County (406) 791-9267
HEATHER SIENKOWSKI RDH
Dental Hygienist
202 2ND AVE S STE 203
GREAT FALLS, MT 59405
Cascade County (406) 791-9267
REEGAN MARIE DEBRUYCKER DDS
Dentist (General Practice)
202 2ND AVE S STE 203
GREAT FALLS, MT 59405
Cascade County (406) 791-9267
KENDRA DAWN VAUGHN DMD
Dentist (General Practice)
202 2ND AVE S STE 203
GREAT FALLS, MT 59405
Cascade County (406) 791-9267

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 Kenneth Grebliunas's NPI number?

The NPI number for Kenneth Grebliunas is 1689750028. It was assigned to this individual provider in the NPPES registry on October 27, 2006.

Where is Kenneth Grebliunas located?

Kenneth Grebliunas practices at 202 2nd Ave S Ste 203, Great Falls, MT 59405. The listed phone number is (406) 791-9267.

What is Kenneth Grebliunas's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is Kenneth Grebliunas enrolled in Medicare?

Yes. Kenneth Grebliunas is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Kenneth Grebliunas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kenneth Grebliunas reassigns Medicare benefits to Community Health Care Center Incorporated (Great Falls, 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 Kenneth Grebliunas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Kenneth Grebliunas accept?

Health plans from Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 7 other insurers list Kenneth Grebliunas 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 Kenneth Grebliunas was last updated on October 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.