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Medigap in Black Diamond, WA: Medicare Supplement plans and insurers
Black Diamond is in King County. 15 of the insurers we track sell Medicare Supplement policies to its residents: 15 sell Plan G and 14 sell Plan N. Below: who they are, plus the doctors, hospitals and skilled nursing facilities near Black Diamond.
- County
- King County
- Population (2024 estimate)
- 6,787
- Insurers selling here
- 15
- Sell Plan G
- 15
- Sell Plan N
- 14
- Nearest hospital
- 6 miles
Who sells Plan G and Plan N in Black Diamond
| Insurer | Plan G | Plan N | HD Plan G |
|---|---|---|---|
| Bankers Reserve Life | ✓ | ✓ | – |
| First Health Life & Health | ✓ | ✓ | – |
| GPM Health & Life | ✓ | ✓ | – |
| HumanaDental | ✓ | ✓ | ✓ |
| Insurance Company of North America | ✓ | ✓ | ✓ |
| Medco Containment Life | ✓ | ✓ | – |
| Premera | ✓ | ✓ | ✓ |
| Regence BlueShield | ✓ | ✓ | – |
| State Farm sold through State Farm agents | ✓ | ✓ | – |
| USAA USAA eligibility required | ✓ | ✓ | – |
| United American | ✓ | ✓ | ✓ |
| United World Life (Mutual of Omaha) | ✓ | ✓ | ✓ |
| UnitedHealthcare (AARP) AARP membership required | ✓ | ✓ | – |
| WA Health Care Authority Premera Plan G state-sponsored group plan | ✓ | – | – |
| Washington National | ✓ | ✓ | ✓ |
Doctors around Black Diamond
CMS lists 648 clinicians with practice locations within 8 miles of Black Diamond, including 298 in primary care (family and internal medicine, nurse practitioners and physician assistants). 29 of them (4.5%) are listed as sometimes declining assignment, close to the 4.5% statewide figure. Ask each provider whether they accept assignment; if they all do, Plan N's excess-charge gap won't affect you. Within 25 miles, CMS lists clinicians in physical therapy, mental health, eye care, cardiology, chiropractic, neurology, and orthopedics. Practices with Medicare clinicians near Black Diamond include Valley Medical Group-renton, Outpatient Physical Therapy and Sports Rehabilitation Inc. Pc, MultiCare Health System, and Muckleshoot Indian Tribe.
How far to each kind of specialist
| Specialty | Clinicians within 25 mi | Nearest |
|---|---|---|
| Cardiology | 388 | 6 mi, Covington |
| Cancer care | 197 | 9 mi, Kent |
| Orthopedics | 283 | 6 mi, Covington |
| Eye care | 605 | 5 mi, Lake Holm |
| Kidney care | 109 | 9 mi, Kent |
| Neurology | 296 | 6 mi, Covington |
| Lung care | 156 | 9 mi, Kent |
| Digestive care | 183 | 6 mi, Covington |
| Urology | 122 | 6 mi, Covington |
| Dermatology | 135 | 6 mi, Covington |
| Diabetes and hormone care | 65 | 6 mi, Covington |
| Ear, nose and throat | 124 | 5 mi, Lake Holm |
| Physical therapy | 1,568 | 5 mi, Lake Holm |
| Mental health | 992 | 5 mi, Lake Holm |
Hospitals near Black Diamond
| Hospital | Distance | Type | CMS overall rating |
|---|---|---|---|
| MultiCare Covington Medical Center Covington | 6 mi | Acute care | 3 of 5 stars |
| MultiCare Auburn Medical Center Auburn | 12 mi | Acute care | 2 of 5 stars |
| Valley Medical Center Renton | 13 mi | Acute care | 2 of 5 stars |
| MultiCare Good Samaritan Hospital Puyallup | 14 mi | Acute care | 2 of 5 stars |
The closest hospital to Black Diamond is MultiCare Covington Medical Center in Covington, about 6 miles away. Medigap has no hospital network: the Part A deductible ($1,736 in 2026) is covered the same here as anywhere.
Skilled nursing near Black Diamond
| Skilled nursing facility | Distance | Beds | CMS overall rating |
|---|---|---|---|
| Enumclaw Health and Rehabilitation Enumclaw | 7 mi | 92 | 1 of 5 stars |
| Lea Hill Rehabilitation and Care Center Auburn | 9 mi | 36 | 4 of 5 stars |
| North Auburn Care Auburn | 10 mi | 125 | 2 of 5 stars |
| Auburn Post Acute Auburn | 10 mi | 96 | 1 of 5 stars |
4 Medicare-certified nursing homes are within 35 miles of Black Diamond. The highest-rated is Lea Hill Rehabilitation and Care Center in Auburn (4 of 5 stars). Plans G and N pay the $217-a-day coinsurance for days 21 to 100 (2026).
King County notes
Of the regional Blue plans, Regence BlueShield sells in King County. WSHIP status: reasonable-choice county (what that means). See the King County page for the county-wide view.
Nearby
ZIP codes around Black Diamond: 98010.
Common questions
Which insurers sell Medigap Plan G in Black Diamond, WA?
15: Bankers Reserve Life, First Health Life & Health, GPM Health & Life, HumanaDental, Insurance Company of North America, Medco Containment Life, Premera, Regence BlueShield, State Farm, USAA, United American, United World Life (Mutual of Omaha), UnitedHealthcare (AARP), WA Health Care Authority Premera Plan G, Washington National, on the OIC chart current as of October 8, 2026.
Which Medigap insurers sell in Black Diamond?
15: Bankers Reserve Life, First Health Life & Health, GPM Health & Life, HumanaDental, Insurance Company of North America, Medco Containment Life, Premera, Regence BlueShield, State Farm, USAA, United American, United World Life (Mutual of Omaha), UnitedHealthcare (AARP), WA Health Care Authority Premera Plan G, Washington National. They sell throughout King County.
Do doctors near Black Diamond accept Medicare assignment?
Of 648 clinicians CMS lists within 8 miles, 619 (95.5%) always accept assignment and 29 may not.
Can I use Medigap at MultiCare Covington Medical Center?
Yes, if it accepts Medicare, which every hospital in this list does. Medigap has no network, except Medicare SELECT policies.
Is Medigap more expensive in Black Diamond than in Seattle?
No. Each insurer charges the same premium for a plan everywhere it sells in Washington. What differs is which insurers sell in your county.
Sources
- Washington OIC / SHIBA, 2026 Approved Medicare Supplement (Medigap) plans (rates current as of October 8, 2026)
- Washington OIC, Medigap (Medicare Supplement) plan coverage and costs
- CMS Doctors and Clinicians National Downloadable File (data.cms.gov dataset mj5m-pzi6), released Nov. 12, 2026
- CMS Hospital General Information (data.cms.gov dataset xubh-q36u)
- CMS Nursing Home Provider Information, October 2026 (data.cms.gov dataset 4pq5-n9py)
- U.S. Census Bureau 2024 Gazetteer files; 2024 population estimates (SUB-EST2024)