Justin Kosirog
Internal Medicine, Gastroenterology
2027 Medicare Advantage
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Medicare Advantage plans for Oklahoma County, OK and Cook County, IL.
Use the name or plan ID on your member card, or choose your insurance company.
Directory results See what each insurance company reports
Listed on 28 plans so far
Some of Humana, UnitedHealthcare, Aetna Medicare, HealthSpring, Blue Cross and Blue Shield of IL, NM, CommunityCare Senior Health Plan (HMO), Devoted, Essence Healthcare, GlobalHealth, Molina Healthcare of Illinois, Wellcare and Zing Health's 2027 plans in Oklahoma County, OK and Cook County, IL haven't been checked yet.
The 121 Medicare Advantage plans we show for Oklahoma County, OK and Cook County, IL in 2027
- 28 list Justin
- 29 not listed
- 64 not checked yet
Humana
15 plans list Justin; not listed on 2 other plans.
Humana Essentials Plus Giveback (PPO)
Source: Humana provider directory.
Listed offices for this plan:
- 165 N Lakewood Rd, Ste D, Lake IN The Hills, IL, 60156
- 1555 N Barrington Rd, Ste 400, Hoffman Estates, IL, 60169
- 1555 N Barrington Rd, Hoffman Estates, IL, 60169
This result applies to these offices. Other locations are not confirmed.
$0a monthHumana Gold Choice H8145-126 (PFFS)
Source: Humana provider directory.
The source lists the clinician on this plan, but hasn't identified a covered office. Confirm your office before enrolling.
$0a monthHumana USAA Honor Giveback (PPO)
Source: Humana provider directory.
Listed offices for this plan:
- 165 N Lakewood Rd, Ste D, Lake IN The Hills, IL, 60156
- 1555 N Barrington Rd, Ste 400, Hoffman Estates, IL, 60169
- 1555 N Barrington Rd, Hoffman Estates, IL, 60169
This result applies to these offices. Other locations are not confirmed.
$0a monthHumana USAA Honor Giveback (PPO)
Source: Humana provider directory.
Listed offices for this plan:
- 165 N Lakewood Rd, Ste D, Lake IN The Hills, IL, 60156
- 1555 N Barrington Rd, Ste 400, Hoffman Estates, IL, 60169
- 1555 N Barrington Rd, Hoffman Estates, IL, 60169
This result applies to these offices. Other locations are not confirmed.
$0a month
13 more Humana plans haven't been checked yet.
UnitedHealthcare
8 plans list Justin; not listed on 5 other plans.
AARP Medicare Advantage Essentials from UHC OK-3 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 2000 McDonald Rd, Ste 260, South Elgin, IL, 60177
- 745 Fletcher Dr, Ste 202, Elgin, IL, 60123
- 165 N Lakewood Rd, Ste D, Lake in the Hills, IL, 60156
- 1585 N Barrington Rd, Ste 506, Hoffman Estates, IL, 60169
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage Extras from UHC OK-10 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 2000 McDonald Rd, Ste 260, South Elgin, IL, 60177
- 745 Fletcher Dr, Ste 202, Elgin, IL, 60123
- 165 N Lakewood Rd, Ste D, Lake in the Hills, IL, 60156
- 1585 N Barrington Rd, Ste 506, Hoffman Estates, IL, 60169
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage Patriot No Rx OK-MA01 (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 2000 McDonald Rd, Ste 260, South Elgin, IL, 60177
- 745 Fletcher Dr, Ste 202, Elgin, IL, 60123
- 165 N Lakewood Rd, Ste D, Lake in the Hills, IL, 60156
- 1585 N Barrington Rd, Ste 506, Hoffman Estates, IL, 60169
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage Patriot No Rx OK-MA2 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 2000 McDonald Rd, Ste 260, South Elgin, IL, 60177
- 745 Fletcher Dr, Ste 202, Elgin, IL, 60123
- 165 N Lakewood Rd, Ste D, Lake in the Hills, IL, 60156
- 1585 N Barrington Rd, Ste 506, Hoffman Estates, IL, 60169
This result applies to these offices. Other locations are not confirmed.
$0a month
10 more UnitedHealthcare plans haven't been checked yet.
Aetna Medicare · Aetna Medicare FIDE
4 plans list Justin; not listed on 1 other plan.
Aetna Medicare Eagle (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 2000 McDonald Rd, Ste 260, South Elgin, IL, 60177
- 745 Fletcher Dr, Ste 202, Elgin, IL, 60123
- 165 N Lakewood Rd, Ste D, Lake in the Hills, IL, 60156
- 1585 N Barrington Rd, Ste 506, Hoffman Estates, IL, 60169
- 1555 N Barrington Rd, Hoffman Estates, IL, 60169
This result applies to these offices. Other locations are not confirmed.
$0a monthAetna Medicare Signature Care (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 2000 McDonald Rd, Ste 260, South Elgin, IL, 60177
- 745 Fletcher Dr, Ste 202, Elgin, IL, 60123
- 165 N Lakewood Rd, Ste D, Lake in the Hills, IL, 60156
- 1585 N Barrington Rd, Ste 506, Hoffman Estates, IL, 60169
- 1555 N Barrington Rd, Hoffman Estates, IL, 60169
This result applies to these offices. Other locations are not confirmed.
$0a monthAetna Medicare Value Plus (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 2000 McDonald Rd, Ste 260, South Elgin, IL, 60177
- 745 Fletcher Dr, Ste 202, Elgin, IL, 60123
- 165 N Lakewood Rd, Ste D, Lake in the Hills, IL, 60156
- 1585 N Barrington Rd, Ste 506, Hoffman Estates, IL, 60169
- 1555 N Barrington Rd, Hoffman Estates, IL, 60169
This result applies to these offices. Other locations are not confirmed.
$35a monthAetna Medicare Dual Care (PPO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 2000 McDonald Rd, Ste 260, South Elgin, IL, 60177
- 745 Fletcher Dr, Ste 202, Elgin, IL, 60123
- 165 N Lakewood Rd, Ste D, Lake in the Hills, IL, 60156
- 1585 N Barrington Rd, Ste 506, Hoffman Estates, IL, 60169
- 1555 N Barrington Rd, Hoffman Estates, IL, 60169
This result applies to these offices. Other locations are not confirmed.
$0a month
9 more Aetna Medicare plans haven't been checked yet.
HealthSpring
1 plan lists Justin; not listed on 2 other plans.
HealthSpring True Choice (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 2000 McDonald Rd, Ste 260, South Elgin, IL, 60177
- 745 Fletcher Dr, Ste 202, Elgin, IL, 60123
- 745 Fletcher Dr, Elgin, IL, 60123
- 165 N Lakewood Rd, Ste D, Lake in the Hills, IL, 60156
This result applies to these offices. Other locations are not confirmed.
$13a month
5 more HealthSpring plans haven't been checked yet.
Blue Cross and Blue Shield of IL, NM
Not checked yet.
CommunityCare Senior Health Plan (HMO)
Not listed on its 5 plans here. That isn't proof they're out of network.
Devoted
Not checked yet.
8 more Devoted plans haven't been checked yet.
Essence Healthcare
Not checked yet.
GlobalHealth
Not listed on its 7 plans here. That isn't proof they're out of network.
Molina Healthcare of Illinois
Not checked yet.
Wellcare
Not checked yet.
Zing Health
Not checked yet.
Premiums are each plan's own monthly premium, as filed with Medicare. You keep paying your Medicare Part B premium.
Can't find your plan?Tell us the plan you have, and a licensed Silverpath advisor will check whether Justin takes it. Free.
Original Medicare
Original Medicare status
Most Medicare Supplement (Medigap) policies have no provider network: they help pay Original Medicare's cost sharing where Medicare is accepted. Medicare SELECT policies can require network providers for full benefits. Ask the office whether they accept Medicare.
Medicare enrollment and assignment have not been verified here. Advantage directory results do not answer this question.
No opt-out record in this CMS file. CMS's file covers data through 2026-08-31. This does not establish Medicare enrollment, assignment, or whether the office accepts new Medicare patients.
CMS opt-out source · Data through 2026-08-31 · Reviewed Oct 25, 2026
Where they practice
2 practice locations
- NPI issued
- 2015
- Registry record updated
- May 27, 2020
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Which 2027 Medicare Advantage plans list Justin Kosirog?
In Oklahoma County, OK and Cook County, IL, 28 Medicare Advantage plans for 2027 list Justin in provider data from Medicare.gov or the carrier, including Humana Essentials Plus Giveback (PPO), Humana Gold Choice H8145-126 (PFFS) and Humana USAA Honor Giveback (PPO). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Networks can change during the year, so confirm with the office or the plan before you enroll.
Where does Justin Kosirog practice?
2 locations, including 800 Stanton L Young Blvd # Wp1345, Oklahoma City, OK. All of them are listed on this page.
How do I confirm Justin is in my plan's network?
Call the member services number on your plan card and give them the NPI 1255726238, or ask a Silverpath advisor to check for you. It's free.
For providers
Is this your practice?
Patients can use Silverpath to find practices and check plan networks in Oklahoma County, OK and Cook County, IL. Tell us which plans you take, or want to take, and we'll keep this page accurate and talk with you about reaching more Medicare patients and carriers.