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  1. 🏠
  2. Medicare Advantage Plans
  3. Montana
  4. Lewis And Clark County

2026 Medicare Advantage Plans in Lewis And Clark County, MT

Last update: September 1, 2026.

In Lewis And Clark County, MT, there are 13 Medicare Advantage plans available for 2026. Of these, 7 offer a $0 monthly premium, and about 23% are rated 4 stars or higher based on CMS quality ratings.

Medicare Advantage Special Needs Plans (SNPs) are not included in the figures shown above. View Special Needs Plans in Lewis And Clark County, MT. Or explore all Medicare Options available in Lewis And Clark County, MT.

  • PPO Plans
  • HMO Plans

At a Glance

County-level summary of Medicare Advantage plan availability and enrollment based on CMS data.

Average Monthly Premium
$30.77/mo
Plans with $0 Premium
7
Average MOOP Limit
$6,538 ($9,250 max. in 2026)
Star Ratings (Plan Mix)
4+ Stars: 23% · 3 Stars: 77% · Below 3: 0%
Average Part D Deductible
$524.00
Total MA/MAPD Enrollment
4,719
Plans with the Highest Enrollment
(as of September 8, 2026)
1. HumanaChoice H5216-457 (PPO) — 2,107 enrollees
2. Humana Value Choice H7617-030 (PPO) — 811 enrollees
3. Blue Cross Medicare Advantage Classic (PPO) — 492 enrollees

Medicare Advantage PPO Plans

Preferred Provider Organization (PPO) plans allow members to use both in-network and out-of-network providers. Out-of-network care typically costs more, but PPOs offer greater flexibility in how care is accessed.

Total PPO Plans
11
Average Monthly Premium
$34.73/mo
Total PPO Enrollment
4,305
$0 Premium PPO Plans
6
Average MOOP
$6,645
Top PPO by Enrollment
HumanaChoice H5216-457 (PPO) — 2,107 enrollees
PPO Plans Without Drug Coverage
3

PPO Medicare Advantage plan comparison – Lewis And Clark County, Montana, 2026
Health Plan Name CMS Rating* Premium Per Mo MOOP PDP Ded. CMS Plan ID
Humana Essentials Plus Giveback H7617-024
☆☆☆☆☆
$0 $7,900 $615 H7617-024-0
Humana Full Access H7617-026
☆☆☆☆☆
$29 $5,500 $615 H7617-026-0
Humana Value Choice H7617-030
☆☆☆☆☆
$0 $6,050 $400 H7617-030-0
Blue Cross Medicare Advantage Classic
☆☆☆☆☆
$74 $6,500 $450 H0107-003-0
Blue Cross Medicare Advantage Optimum
☆☆☆☆☆
$128 $4,700 $300 H0107-004-0
Humana USAA Honor Giveback
☆☆☆☆☆
$0 $9,150 N/A H5216-427-5
Humana USAA Honor Giveback
☆☆☆☆☆
$0 $6,750 N/A H5216-278-3
Humana USAA Honor Giveback
☆☆☆☆☆
$0 $6,750 N/A H5525-031-0
HumanaChoice H5216-048
☆☆☆☆☆
$87 $6,750 $615 H5216-048-0
HumanaChoice H5216-457
☆☆☆☆☆
$0 $6,050 $400 H5216-457-1
HumanaChoice H5525-054
☆☆☆☆☆
$64 $7,000 $615 H5525-054-0
What is the total number of PPO plans offered in Lewis And Clark?

Lewis And Clark County has 11 PPO plans for 2026, with 4,305 enrolled.

How much do PPO plans cost in Lewis And Clark?

The typical PPO premium in Lewis And Clark is $34.73, and 6 plans have no monthly premium.

Medicare Advantage HMO Plans

HMO plans typically require members to use in-network providers and facilities, except in emergencies. In return, HMOs often offer lower monthly premiums and reduced cost-sharing.

Total HMO Plans
2
Average Monthly Premium
$9.00/mo
Total HMO Enrollment
414
$0 Premium HMO Plans
1
Average MOOP
$5,950
Top HMO by Enrollment
Humana Gold Plus H6622-007 (HMO) — 329 enrollees
HMO Plans Without Drug Coverage
0

HMO Medicare Advantage plan comparison – Lewis And Clark County, Montana, 2026
Health Plan Name CMS Rating* Premium Per Mo MOOP PDP Ded. CMS Plan ID
Humana Gold Plus H6622-007
☆☆☆☆☆
$18 $5,700 $615 H6622-007-0
Humana Total Complete H6622-097
☆☆☆☆☆
$0 $6,200 $615 H6622-097-0
What is the average monthly premium for HMO plans?
HMO plans in Lewis And Clark cost $9.00 per month on average.
Which HMO plan is most popular in Lewis And Clark?
The most popular HMO plan in Lewis And Clark is Humana Gold Plus H6622-007 (HMO), with 329 enrollees.
How many HMO plans in Lewis And Clark do not include drug coverage?
There are 0 HMO plans in Lewis And Clark without prescription drug coverage.

The table below shows CMS star ratings for Medicare Advantage plans in Lewis And Clark County, MT for 2026.

CMS Star Ratings for Medicare Advantage Plans in Lewis And Clark County, MT (2026)
Rating Category Number of Plans Percent of Plans
5 Stars No 5-star plans available. 0%
4 Stars (includes 5 Stars) 3 23%
3 Stars 10 77%
Below 3 Stars 0 0%
Not Rated 0 0%
Average Rating 3.73

* Medicare Advantage star ratings are determined by CMS each year using a standardized 5-star rating system.

  • CMS.gov, Medicare Advantage & Special Needs Plan Landscape Source Files — Version: 202608
  • CMS.gov, Medicare Part C & D Performance Data — Version: 2026
  • CMS.gov, Medicare Advantage & Part D Contract and Enrollment Data — Version: 2026-08

This page presents county-level Medicare Advantage (MA/MAPD) data, including plan counts, enrollment totals, averages, and percentage distributions, derived from CMS datasets using a standardized aggregation approach.

Data sources and methodology documentation .

  • Medicare.gov, "Compare types of Medicare Advantage Plans" — Last accessed 25 May, 2025
  • Medicare.gov, "Your coverage options" — Last accessed 25 May, 2025
  • AARP.org, "The Big Choice: Original Medicare vs. Medicare Advantage" — Last accessed 25 May, 2025

MedicarePlans.com is an independent, non-government informational resource and is not affiliated with or endorsed by the U.S. Government or the federal Medicare program.

Data provenance documentation is maintained in alignment with the U.S. Core Data for Interoperability (USCDI) Provenance standard .

Page content independently curated and maintained by David W. Bynon, Editorial Steward, using a standardized, data-driven methodology for accurate, non-commercial Medicare plan interpretation and resolution.

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