MR. BRAD A. JOHNSON MD
Accepted Insurance for NPI 1013250737
Internal Medicine - Critical Care Medicine in Greenfield, WI
Accepted Insurance & Health Plans Health Insurance Marketplace
Marketplace plan participation on file for this provider · 2026 plan year
MR. BRAD A. JOHNSON MD, a internal medicine provider in Greenfield, WI, is listed as in-network for 87 health insurance plans from 3 insurance companies, led by Quartz, CareSource (Common Ground Healthcare) and Aspirus Health Plan. This list is compiled from the CMS Health Insurance Marketplace public use files for the 2026 plan year.
Aspirus Health Plan
HMO Bronze $0 Medical Deductible
HMO Bronze 10000
HMO Bronze 7500
HMO Catastrophic 10600 with 3 free PCP visits
HMO Gold 2000
HMO Gold 2700
HMO HDHP Silver 5900
HMO Silver 6000
HMO Silver 6600
POS Bronze 7500
POS Bronze 8500
POS Silver 6000
CareSource (Common Ground Healthcare)
CareSource (Common Ground Healthcare) Bronze $0 Ded / $2500 Rx Ded - Vision Exam
CareSource (Common Ground Healthcare) Bronze $0 Ded / $2500 Rx Ded
CareSource (Common Ground Healthcare) Bronze $9600 ($45 PCP Copay) - Vision Exam
CareSource (Common Ground Healthcare) Bronze $9600 ($45 PCP Copay)
CareSource (Common Ground Healthcare) Bronze Standard $7500 - Vision Exam
CareSource (Common Ground Healthcare) Bronze Standard $7500
CareSource (Common Ground Healthcare) Gold $0 Ded - Vision Exam
CareSource (Common Ground Healthcare) Gold $0 Ded
CareSource (Common Ground Healthcare) Gold $3300 - Vision Exam
CareSource (Common Ground Healthcare) Gold $3300
CareSource (Common Ground Healthcare) Gold Standard $2000 - Vision Exam
CareSource (Common Ground Healthcare) Gold Standard $2000
CareSource (Common Ground Healthcare) Silver $4700 Ded / $5000 Rx Ded - Vision Exam
CareSource (Common Ground Healthcare) Silver $4700 Ded / $5000 Rx Ded
CareSource (Common Ground Healthcare) Silver $5000 Ded / $6000 Rx Ded - Vision Exam
CareSource (Common Ground Healthcare) Silver $5000 Ded / $6000 Rx Ded
CareSource (Common Ground Healthcare) Silver Standard $6000 - Vision Exam
CareSource (Common Ground Healthcare) Silver Standard $6000
Quartz
QUARTZ GUNDERSEN PERFORMANCE BRONZE $0 MEDICAL DED
QUARTZ GUNDERSEN PERFORMANCE BRONZE $10,150 DED
QUARTZ GUNDERSEN PERFORMANCE BRONZE (DENTAL & VISION) $0 MEDICAL DED
QUARTZ GUNDERSEN PERFORMANCE BRONZE (DENTAL & VISION) $10,150 DED
QUARTZ GUNDERSEN PERFORMANCE BRONZE (DENTAL & VISION) STANDARD EASY PRICING
QUARTZ GUNDERSEN PERFORMANCE BRONZE STANDARD EASY PRICING
QUARTZ GUNDERSEN PERFORMANCE CATASTROPHIC $10,600 DED
QUARTZ GUNDERSEN PERFORMANCE GOLD $4,000 DED
QUARTZ GUNDERSEN PERFORMANCE GOLD (DENTAL & VISION) $4,000 DED
QUARTZ GUNDERSEN PERFORMANCE GOLD (DENTAL & VISION) STANDARD EASY PRICING
QUARTZ GUNDERSEN PERFORMANCE GOLD MAINTENANCE $700 DED
QUARTZ GUNDERSEN PERFORMANCE GOLD MAINTENANCE (DENTAL & VISION) $700 DED
QUARTZ GUNDERSEN PERFORMANCE GOLD STANDARD EASY PRICING
QUARTZ GUNDERSEN PERFORMANCE SILVER $8,000 DED
QUARTZ GUNDERSEN PERFORMANCE SILVER $9,000 DED
QUARTZ GUNDERSEN PERFORMANCE SILVER (DENTAL & VISION) $8,000 DED
QUARTZ GUNDERSEN PERFORMANCE SILVER (DENTAL & VISION) $9,000 DED
QUARTZ GUNDERSEN PERFORMANCE SILVER (DENTAL & VISION) STANDARD EASY PRICING
QUARTZ GUNDERSEN PERFORMANCE SILVER STANDARD EASY PRICING
QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE $0 MEDICAL DED
QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE $10,150 DED
QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE (DENTAL & VISION) $0 MEDICAL DED
QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE (DENTAL & VISION) $10,150 DED
QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE (DENTAL & VISION) STANDARD EASY PRICING
QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE STANDARD EASY PRICING
QUARTZ ONE ACHIEVE W/GUNDERSEN CATASTROPHIC $10,600 DED
QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD $4,000 DED
QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD (DENTAL & VISION) $4,000 DED
QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD (DENTAL & VISION) STANDARD EASY PRICING
QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD MAINTENANCE $700 DED
QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD MAINTENANCE (DENTAL & VISION) $700 DED
QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD STANDARD EASY PRICING
QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER $8,000 DED
QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER $9,000 DED
QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER (DENTAL & VISION) $8,000 DED
QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER (DENTAL & VISION) $9,000 DED
QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER (DENTAL & VISION) STANDARD EASY PRICING
QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER STANDARD EASY PRICING
QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE $0 MEDICAL DED
QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE $10,150 DED
QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE (DENTAL & VISION) $0 MEDICAL DED
QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE (DENTAL & VISION) $10,150 DED
QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE (DENTAL & VISION) STANDARD EASY PRICING
QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE STANDARD EASY PRICING
QUARTZ ONE ACHIEVE W/UW HEALTH CATASTROPHIC $10,600 DED
QUARTZ ONE ACHIEVE W/UW HEALTH GOLD $4,000 DED
QUARTZ ONE ACHIEVE W/UW HEALTH GOLD (DENTAL & VISION) $4,000 DED
QUARTZ ONE ACHIEVE W/UW HEALTH GOLD (DENTAL & VISION) STANDARD EASY PRICING
QUARTZ ONE ACHIEVE W/UW HEALTH GOLD MAINTENANCE $700 DED
QUARTZ ONE ACHIEVE W/UW HEALTH GOLD MAINTENANCE (DENTAL & VISION) $700 DED
QUARTZ ONE ACHIEVE W/UW HEALTH GOLD STANDARD EASY PRICING
QUARTZ ONE ACHIEVE W/UW HEALTH SILVER $8,000 DED
QUARTZ ONE ACHIEVE W/UW HEALTH SILVER $9,000 DED
QUARTZ ONE ACHIEVE W/UW HEALTH SILVER (DENTAL & VISION) $8,000 DED
QUARTZ ONE ACHIEVE W/UW HEALTH SILVER (DENTAL & VISION) $9,000 DED
QUARTZ ONE ACHIEVE W/UW HEALTH SILVER (DENTAL & VISION) STANDARD EASY PRICING
QUARTZ ONE ACHIEVE W/UW HEALTH SILVER STANDARD EASY PRICING
Coverage Questions FAQs
Common questions about this provider’s insurance participation, answered from the CMS Health Insurance Marketplace and Medicare enrollment files.
What insurance does MR. BRAD A. JOHNSON MD accept?
Marketplace files for the 2026 plan year list MR. BRAD A. JOHNSON MD as in-network for 87 plans from 3 insurance companies. The largest networks are Quartz (57 plans), CareSource (Common Ground Healthcare) (18 plans), Aspirus Health Plan (12 plans). The full list above shows each plan's metal level, network type, and plan IDs.
Is MR. BRAD A. JOHNSON MD enrolled in Medicare?
Yes. CMS enrollment files show this provider accepts Medicare assignment, meaning they agree to accept the Medicare-approved amount as full payment for covered services. The provider is also enrolled in PECOS, which certifies them to order, refer, and prescribe for Medicare beneficiaries.
What network types does MR. BRAD A. JOHNSON MD participate in?
The accepted plans include 66 HMO plans, 18 EPO plans and 3 POS plans. HMO (Health Maintenance Organization) plans cover care from network providers and typically require a primary care referral for specialists. EPO (Exclusive Provider Organization) plans cover network providers only, generally without referral requirements. POS (Point of Service) plans combine HMO-style referrals with partial out-of-network coverage.
Where does this insurance data come from and how current is it?
Plan participation is compiled from the official CMS Health Insurance Marketplace public use files for the 2026 plan year and refreshed as CMS publishes updated files. Networks change during the year, so always verify coverage with the insurance company or the provider's office before scheduling care.
