Mariele BrionesMD
Internal Medicine, Endocrinology, Diabetes & Metabolism
2027 Medicare Advantage
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Medicare Advantage plans for Chester County, PA and New York County, NY.
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 27 plans so far
Some of UnitedHealthcare, Highmark Blue Cross Blue Shield or Highmark Blue Shield, Highmark Wholecare Medicare Assured, Aetna Medicare, Anthem Blue Cross and Blue Shield HP, Devoted, Elderplan, ElderServe Health, EmblemHealth, Geisinger Gold, Hamaspik, Inc., Healthfirst Medicare Plan, HealthSpring, Humana, Jefferson Health Plans, MetroPlus Health Plan, Senior Whole Health of New York, UPMC for Life, UPMC for Life Complete Care, VillageCareMAX, VISTA Health Plan Inc., VNS Health Medicare and Wellcare's 2027 plans in Chester County, PA and New York County, NY haven't been checked yet.
The 149 Medicare Advantage plans we show for Chester County, PA and New York County, NY in 2027
- 27 list Mariele
- 64 not listed
- 58 not checked yet

UnitedHealthcare
14 plans list Mariele.
AARP Medicare Advantage Essentials from UHC PA-5 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 701 E Marshall St, West Chester, PA, 19380
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage Extras from UHC PA-18 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 701 E Marshall St, West Chester, PA, 19380
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage from UHC PA-0010 (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 701 E Marshall St, West Chester, PA, 19380
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage Giveback from UHC PA-12 (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 701 E Marshall St, West Chester, PA, 19380
This result applies to these offices. Other locations are not confirmed.
$0a month
7 more UnitedHealthcare plans haven't been checked yet.

Highmark Blue Cross Blue Shield or Highmark Blue Shield · Independence Blue Cross
11 plans list Mariele.
Keystone 65 Assured Rx (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 701 E Marshall St, West Chester, PA, 19380
This result applies to these offices. Other locations are not confirmed.
$0a monthKeystone 65 Liberty Medical Only (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 701 E Marshall St, West Chester, PA, 19380
This result applies to these offices. Other locations are not confirmed.
$0a monthKeystone 65 Preferred Medical Only (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 701 E Marshall St, West Chester, PA, 19380
This result applies to these offices. Other locations are not confirmed.
$0a monthKeystone 65 Select Medical Only (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 701 E Marshall St, West Chester, PA, 19380
This result applies to these offices. Other locations are not confirmed.
$0a month
2 more Highmark Blue Cross Blue Shield or Highmark Blue Shield plans haven't been checked yet.

Highmark Wholecare Medicare Assured
2 plans list Mariele.
Highmark Wholecare Medicare Assured Diamond (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 701 E Marshall St, West Chester, PA, 19380
This result applies to these offices. Other locations are not confirmed.
$0a monthHighmark Wholecare Medicare Assured Ruby (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 701 E Marshall St, West Chester, PA, 19380
This result applies to these offices. Other locations are not confirmed.
$12.80a month

Aetna Medicare
Not checked yet.
6 more Aetna Medicare plans haven't been checked yet.

Anthem Blue Cross and Blue Shield HP
Not checked yet.

Devoted
Not listed on its 9 plans here. That isn't proof they're out of network.
Elderplan
Not checked yet.
ElderServe Health
Not checked yet.

EmblemHealth
Not checked yet.

Geisinger Gold
Medicare.gov doesn't have provider data for these plans yet. We'll check again.
1 more Geisinger Gold plan hasn't been checked yet.

Hamaspik, Inc.
Not checked yet.

Healthfirst Medicare Plan
Not checked yet.

HealthSpring
Not listed on its 7 plans here. That isn't proof they're out of network.

Humana
Not checked yet.
4 more Humana plans haven't been checked yet.

Jefferson Health Plans
Not listed on its 8 plans here. That isn't proof they're out of network.

MetroPlus Health Plan
Not checked yet.
Senior Whole Health of New York
Not checked yet.

UPMC for Life
Not listed on its 2 plans here. That isn't proof they're out of network.

UPMC for Life Complete Care
Not listed on its 1 plan here. That isn't proof they're out of network.
VillageCareMAX
Not checked yet.

VISTA Health Plan Inc.
Not listed on its 1 plan here. That isn't proof they're out of network.

VNS Health Medicare
Not checked yet.

Wellcare
Not checked yet.
9 more Wellcare plans haven't been 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 Mariele takes it. Free.
Original Medicare
CMS lists a Medicare opt-out period
CMS's opt-out file, covering data through 2026-08-31, lists a period from 2025-07-01 until 2027-07-01. Medicare generally won't pay for services from an opted-out provider, except in emergencies. Confirm current status with the office. This is separate from Advantage plan network and office matches.
CMS opt-out source · Data through 2026-08-31 · Reviewed Oct 25, 2026
Where they practice
2 practice locations
- NPI issued
- 2006
- Registry record updated
- Feb 12, 2026
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Does Mariele Briones accept Medicare?
CMS lists a Medicare opt-out. CMS's opt-out file, covering data through 2026-08-31, lists a period from 2025-07-01 until 2027-07-01. Medicare generally won't pay for services from an opted-out provider, except in emergencies. Confirm current status with the office. This is separate from Advantage plan network and office matches.
Which 2027 Medicare Advantage plans list Mariele Briones?
In Chester County, PA and New York County, NY, 27 Medicare Advantage plans for 2027 list Mariele in provider data from Medicare.gov or the carrier, including AARP Medicare Advantage Essentials from UHC PA-5 (HMO-POS), AARP Medicare Advantage Extras from UHC PA-18 (HMO-POS) and AARP Medicare Advantage from UHC PA-0010 (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 Mariele Briones practice?
2 locations, including 600 E Marshall St Ste 101, West Chester, PA. All of them are listed on this page.
How do I confirm Mariele is in my plan's network?
Call the member services number on your plan card and give them the NPI 1821032186, 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 Chester County, PA and New York County, NY. 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.