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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: June 12, 2026. Enrollment data updated: June 13, 2026

For 2026, Lewis And Clark County, MT includes 13 Medicare Advantage plans. Enrollment across these plans totals approximately 4,697, with 7 $0 premium options and 23% rated 4 stars or higher.

This page and its statistics exclude Medicare Advantage Special Needs Plans (SNPs). Special Needs Plans in Lewis And Clark County, MT are summarized separately. Visit Medicare Options in Lewis And Clark County, MT to see more options.

  • 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
  • $0 Premium Plans: 7
  • Average MOOP: $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: 4,697
  • Plans with the Highest Enrollment
    (as of June 13, 2026)
    1. HumanaChoice H5216-457 (PPO) — 2,135 enrollees
    2. Humana Value Choice H7617-030 (PPO) — 758 enrollees
    3. Blue Cross Medicare Advantage Classic (PPO) — 501 enrollees

Medicare Advantage PPO Plans

Preferred Provider Organization (PPO) plans allow members to choose care from both in-network and out-of-network providers. Out-of-network care usually costs more, but PPOs offer greater flexibility in how members access care.

Total PPO Plans
11
Average Monthly Premium
$34.73/mo
Total PPO Enrollment
4,270
$0 Premium PPO Plans
6
Average MOOP
$6,645
Top PPO by Enrollment
HumanaChoice H5216-457 (PPO) — 2,135 enrollees
PPO Plans Without Drug Coverage
3

2026 PPO Medicare Advantage plans in Lewis And Clark County, Montana (comparison chart)
PPO Plan Name Rating* Premium MOOP Rx Ded. 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 average monthly premium for PPO plans in Lewis And Clark?

PPO plans in Lewis And Clark cost $34.73 per month on average.

Which PPO plan has the highest enrollment in Lewis And Clark?

The most popular PPO plan in Lewis And Clark is HumanaChoice H5216-457 (PPO), with 2,135 enrollees.

How many PPO plans in Lewis And Clark do not include prescription drug coverage?

3 PPO plans in Lewis And Clark do not include prescription drug coverage.

Medicare Advantage HMO Plans

Health Maintenance Organization (HMO) plans generally require members to use in-network doctors, hospitals, and other providers, except in emergencies. Because of this structure, HMOs often have lower premiums and out-of-pocket costs than other plan types.

  • Total HMO Plans 2
  • Average Monthly Premium $9.00/mo
  • Total HMO Enrollment 427
  • $0 Premium HMO Plans 1
  • Average MOOP $5,950
  • Top HMO by Enrollment Humana Gold Plus H6622-007 (HMO) — 339 enrollees
  • HMO Plans Without Drug Coverage 0

2026 HMO Medicare Advantage plans in Lewis And Clark County, Montana (comparison chart)
Plan Name Rating* Premium MOOP Rx Ded. 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 top HMO by enrollment in Lewis And Clark?

Humana Gold Plus H6622-007 (HMO) is the top HMO in Lewis And Clark, with 339 enrollees.

What is the number of HMO plans without Part D coverage in Lewis And Clark?

0 HMO plans in Lewis And Clark do not include prescription drug coverage.

CMS quality ratings for Medicare Advantage plans in Lewis And Clark County, MT (2026) are summarized below.

Medicare Advantage Plan Ratings 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

* CMS assigns Medicare Advantage star ratings annually based on plan quality and performance measures.

  • CMS.gov, Medicare Advantage Landscape Source Files — Last accessed June 13, 2026
  • CMS.gov, Medicare Part C & D Performance Data — Last accessed June 13, 2026
  • CMS.gov, Medicare Advantage & Part D Contract and Enrollment Data — Last accessed June 13, 2026

All plan counts, enrollment totals, averages, and percentage distributions are calculated at the county level using CMS data and include standard Medicare Advantage (MA/MAPD) plans only, based on a consistent aggregation methodology.

Data sources and methodology documentation .

  • Medicare.gov, "Understanding Medicare Advantage Plans" — Last accessed 25 May, 2025
  • Medicare.gov, "Compare Original Medicare & Medicare Advantage" — Last accessed 25 May, 2025
  • NCOA.org, "5 Steps to Choosing the Right Medicare Plan for You" — 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 is documented in accordance 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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