Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

JAMES DOUGLAS MILLS MD
Accepted Insurance for NPI 1376581421
Internal Medicine - Cardiovascular Disease in Eau Claire, WI

Active since June 02, 2006PECOS EnrolledAccepts Medicare Assignment
94.1/100
CMS Quality Rating
1400 BELLINGER ST, EAU CLAIRE, WI 54703(715) 838-5222 Get Directions

NPPES record last updated: September 30, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 30, 2026, Sep 15, 2026, May 27, 2025 and 6 more (9 updates tracked since 2017).

Does Dr. Mills take my insurance?

Security Health Plan includes Dr. Mills in 29 Wisconsin plans sold on HealthCare.gov for 2026. Insurers also list Dr. Mills in Delaware, Iowa, New Jersey and Pennsylvania.

Call before you book: insurer directories can be out of date, so call the office at (715) 838-5222 to confirm your plan is accepted. These are Marketplace (ACA) plans only; employer, Medicare Advantage and Medicaid plans are not listed.

87 plans · 2026 plan year

Wisconsin plans 29 plans

Plans sold to Wisconsin residents. Costs are for the standard version of each plan.

Security Health Plan

29 plans · HMO, POS · small business (SHOP)
Accepting new patients
SHP Premier POS network · 11 plans · Non Preferred and Preferred tiers
Premier POS $750 - 10%POSPlatinum$75038166WI0150001
Premier POS $1,500 - 30%POSGold$1,50038166WI0150002
Premier POS $2,500 - 20% CopayPOSGold$2,50038166WI0150040
Premier POS $3,500 HDHPPOSGold$3,50038166WI0150033
Premier POS $3,400 - 30% HDHPPOSSilver$3,40038166WI0150045
Premier POS $3,500 - 30%POSSilver$3,50038166WI0150011
Premier POS $4,000 - 20% HDHPPOSSilver$4,00038166WI0150012
Premier POS $5,000 - 20% HDHPPOSSilver$5,00038166WI0150034
Premier POS $5,500 - 40% CopayPOSSilver$5,50038166WI0150036
Premier POS $9,500POSBronze$9,50038166WI0150044
Premier POS $7,500 HDHPPOSExpanded Bronze$7,50038166WI0150037
SHP Premier HMO SG network · 11 plans · Preferred tier
Premier HMO $750 - 10%HMOPlatinum$75038166WI0140001
Premier HMO $1,500 - 30%HMOGold$1,50038166WI0140004
Premier HMO $2,500 - 20% CopayHMOGold$2,50038166WI0140040
Premier HMO $3,500 HDHPHMOGold$3,50038166WI0140033
Premier HMO $3,400 - 30% HDHPHMOSilver$3,40038166WI0140045
Premier HMO $3,500 - 30%HMOSilver$3,50038166WI0140011
Premier HMO $4,000 - 20% HDHPHMOSilver$4,00038166WI0140012
Premier HMO $5,000 - 20% HDHPHMOSilver$5,00038166WI0140034
Premier HMO $5,500 - 40% CopayHMOSilver$5,50038166WI0140036
Premier HMO $9,500HMOBronze$9,50038166WI0140044
Premier HMO $7,500 HDHPHMOExpanded Bronze$7,50038166WI0140037
SHP Premier HMO IFP network · 7 plans · Non Preferred and Preferred tiers
Premier $2,000 - 25%HMOGold$2,00038166WI0310001
Premier $3,500 - 30%HMOGold$3,50038166WI0310002
Premier $4,000 - 50%HMOSilver$4,00038166WI0310030
Premier $5,000 HDHPHMOSilver$5,00038166WI0310004
Premier $6,000 - 40%HMOSilver$6,00038166WI0310003
Premier $7,500HMOExpanded Bronze$7,50038166WI0310006
Premier $7,500 HDHPHMOExpanded Bronze$7,50038166WI0310005

Also listed in other states 58 plans · 4 states

Insurers sometimes list a provider in other states' networks, for example for telehealth or a practice near a state line. These plans are sold to residents of those states.

Ambetter Health · Delaware

17 plans · EPO
Accepting new patientsDeductible $0 to $8,450
Clear GoldEPOGold$1,20064004DE0090011
Clear Gold + Vision + Adult DentalEPOGold$1,20064004DE0100011
Complete GoldEPOGold$1,45064004DE0090009
Complete Gold + Vision + Adult DentalEPOGold$1,45064004DE0100009
Standard GoldEPOGold$2,00064004DE0090012
Standard Gold + Vision + Adult DentalEPOGold$2,00064004DE0100012
Elite SilverEPOSilver$064004DE0090013
Elite Silver + Vision + Adult DentalEPOSilver$064004DE0100013
Standard SilverEPOSilver$6,00064004DE0090008
Focused SilverEPOSilver$6,30064004DE0090007
Focused Silver + Vision + Adult DentalEPOSilver$6,30064004DE0100007
Principal Bronze HSAEPOExpanded Bronze$5,20064004DE0090001
Principal Bronze HSA + Vision + Adult DentalEPOExpanded Bronze$5,20064004DE0100001
Standard Expanded BronzeEPOExpanded Bronze$7,50064004DE0090004
Standard Expanded Bronze + Vision + Adult DentalEPOExpanded Bronze$7,50064004DE0100004
Everyday BronzeEPOExpanded Bronze$8,45064004DE0090002
Everyday Bronze + Vision + Adult DentalEPOExpanded Bronze$8,45064004DE0100002

Ambetter Health · Iowa

16 plans · HMO
Accepting new patientsDeductible $0 to $8,450
Everyday GoldHMOGold$80048286IA0010016
Everyday Gold + Vision + Adult DentalHMOGold$80048286IA0020016
Complete GoldHMOGold$1,45048286IA0010015
Complete Gold + Vision + Adult DentalHMOGold$1,45048286IA0020015
Standard GoldHMOGold$2,00048286IA0010017
Standard Gold + Vision + Adult DentalHMOGold$2,00048286IA0020017
Standard SilverHMOSilver$6,00048286IA0010020
Standard Silver + Vision + Adult DentalHMOSilver$6,00048286IA0020023
Focused SilverHMOSilver$6,30048286IA0010019
Focused Silver + Vision + Adult DentalHMOSilver$6,30048286IA0020019
Elite BronzeHMOExpanded Bronze$048286IA0010013
Elite Bronze + Vision + Adult DentalHMOExpanded Bronze$048286IA0020013
Standard Expanded BronzeHMOExpanded Bronze$7,50048286IA0010014
Standard Expanded Bronze + Vision + Adult DentalHMOExpanded Bronze$7,50048286IA0020014
Everyday BronzeHMOExpanded Bronze$8,45048286IA0010012
Everyday Bronze + Vision + Adult DentalHMOExpanded Bronze$8,45048286IA0020012

Ambetter Health · Pennsylvania

12 plans · HMO
Accepting new patientsDeductible $0 to $8,450
Everyday GoldHMOGold$80015983PA0010005
Everyday Gold + Vision + Adult DentalHMOGold$80015983PA0020002
Complete GoldHMOGold$1,45015983PA0010002
Complete Gold + Vision + Adult DentalHMOGold$1,45015983PA0020004
Complete SilverHMOSilver$5,95015983PA0010007
Complete Silver + Vision + Adult DentalHMOSilver$5,95015983PA0020006
Focused SilverHMOSilver$6,30015983PA0010006
Focused Silver + Vision + Adult DentalHMOSilver$6,30015983PA0020003
Elite BronzeHMOExpanded Bronze$015983PA0010003
Elite Bronze + Vision + Adult DentalHMOExpanded Bronze$015983PA0020005
Everyday BronzeHMOExpanded Bronze$8,45015983PA0010004
Everyday Bronze + Vision + Adult DentalHMOExpanded Bronze$8,45015983PA0020001

Oscar Health · New Jersey

7 plans · EPO
Accepting new patientsDeductible $500 to $3,300
Gold Classic PCP SaverEPOGold$2,00023818NJ0010007
Silver Classic Saver PlusEPOSilver$50023818NJ0010008
Silver Elite PlusEPOSilver$1,60023818NJ0010029
Silver Simple PCP SaverEPOSilver$2,50023818NJ0010009
Silver ClassicEPOSilver$2,70023818NJ0010002
Silver SimpleEPOSilver$2,80023818NJ0010003
Bronze ClassicEPOExpanded Bronze$3,30023818NJ0010001

Ambetter Health · New Jersey

6 plans · EPO
Accepting new patientsDeductible $0 to $2,500
Elite Gold $0 Deductible + $0 Virtual 24/7 Care VisitsEPOGold$017970NJ0010011
Secure Gold + $0 Virtual 24/7 Care VisitsEPOGold$1,90017970NJ0010007
Elite Silver $0 Medical Deductible + $0 Virtual 24/7 Care VisitsEPOSilver$017970NJ0010009
Balanced Silver + $0 Virtual 24/7 Care VisitsEPOSilver$2,50017970NJ0010010
Premium Silver + $0 Virtual 24/7 Care VisitsEPOSilver$2,50017970NJ0010006
Secure Silver with $0 Insulin Options + $0 Virtual 24/7 Care VisitsEPOSilver$2,50017970NJ0010003

Questions about Dr. Mills’s insurance

Does Dr. Mills take Security Health Plan?

For Wisconsin Marketplace plans, yes: Security Health Plan includes Dr. Mills in 29 plans for 2026. Call the office at (715) 838-5222 to confirm your plan before booking.

Is Dr. Mills accepting new patients?

The insurers that list Dr. Mills report that Dr. Mills is accepting new patients. Call the office at (715) 838-5222 to confirm your plan before booking.

Do I need a referral to see Dr. Mills?

Not under the Wisconsin plans that list Dr. Mills: the 2026 plan files say a specialist referral is not required.

Does Dr. Mills accept Medicare?

Yes. CMS files show Dr. Mills accepts Medicare assignment and is enrolled in PECOS, which allows ordering and referring for Medicare patients.

About this data

This page combines public files from insurers and from CMS. NPI Profile does not contract with insurers and does not decide who is in network.

SourceWhat it provides hereSource date
Insurer provider directory filesWhich plans list this provider, network tier, accepting new patients, years listed. Insurers selling on HealthCare.gov must publish these files under CMS rules.Oscar Health: Oct 15, 2026
Ambetter Health: Oct 14, 2026
Security Health Plan: Sep 19, 2026
CMS Health Insurance Exchange public use filesPlan details and Summary of Benefits links for HealthCare.gov states.Plan year 2026
CMS state-based exchange public use filesPlan details for states that run their own exchange, here New Jersey and Pennsylvania. No document links.Plan year 2026, Jun 3, 2026
  • Only Marketplace (ACA) plans are covered. Employer, Medicare Advantage and Medicaid managed care networks are not in these files.
  • Costs are for the standard version of each plan. People who qualify for cost-sharing reductions pay less on Silver plans.
  • Accepting new patients and network tier are reported by each insurer, and can differ from what the practice tells you.
  • Networks change during the year. Confirm with your insurer or the practice before booking.