Javier CastilloMD
Obstetrics & Gynecology, Maternal & Fetal Medicine
2027 Medicare Advantage
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Medicare Advantage plans for Bexar County, TX.
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Directory results See what each insurance company reports
The 91 Medicare Advantage plans we show for Bexar County, TX in 2027
- 20 list Javier
- 71 not listed

UnitedHealthcare
12 plans list Javier.
AARP Medicare Advantage Essentials from UHC TX-21 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 7210 McPherson Rd, Ste 104, Laredo, TX, 78041
- 7121 S Padre Island Dr, Ste 118, Corpus Christi, TX, 78412
- 5500 N Expressway, Ste 203, Brownsville, TX, 78526
- 5500 N Expressway, Ste 201, Brownsville, TX, 78526
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage Extras from UHC TX-28 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 7210 McPherson Rd, Ste 104, Laredo, TX, 78041
- 7121 S Padre Island Dr, Ste 118, Corpus Christi, TX, 78412
- 5500 N Expressway, Ste 203, Brownsville, TX, 78526
- 5500 N Expressway, Ste 201, Brownsville, TX, 78526
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage Giveback from UHC TX-40 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 7210 McPherson Rd, Ste 104, Laredo, TX, 78041
- 7121 S Padre Island Dr, Ste 118, Corpus Christi, TX, 78412
- 5500 N Expressway, Ste 203, Brownsville, TX, 78526
- 5500 N Expressway, Ste 201, Brownsville, TX, 78526
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage Patriot No Rx TX-MA03 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 7210 McPherson Rd, Ste 104, Laredo, TX, 78041
- 7121 S Padre Island Dr, Ste 118, Corpus Christi, TX, 78412
- 5500 N Expressway, Ste 203, Brownsville, TX, 78526
- 5500 N Expressway, Ste 201, Brownsville, TX, 78526
This result applies to these offices. Other locations are not confirmed.
$0a month

Aetna Medicare
8 plans list Javier; not listed on 3 other plans.
Aetna Medicare Eagle (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 7121 S Padre Island Dr, Ste 118, Corpus Christi, TX, 78412
- 1120 E Ridge Rd, Ste 220, McAllen, TX, 78503
This result applies to these offices. Other locations are not confirmed.
$0a monthAetna Medicare Signature Extra (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 106 Springwood Dr, Ste 200, Victoria, TX, 77904
- 7121 S Padre Island Dr, Ste 118, Corpus Christi, TX, 78412
- 1120 E Ridge Rd, Ste 220, McAllen, TX, 78503
This result applies to these offices. Other locations are not confirmed.
$0a monthAetna Medicare Signature Extra (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 7121 S Padre Island Dr, Ste 118, Corpus Christi, TX, 78412
- 1120 E Ridge Rd, Ste 220, McAllen, TX, 78503
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:
- 7121 S Padre Island Dr, Ste 118, Corpus Christi, TX, 78412
- 1120 E Ridge Rd, Ste 220, McAllen, TX, 78503
This result applies to these offices. Other locations are not confirmed.
$6a month

Alignment Health Plan
Not listed on its 6 plans here. That isn't proof they're out of network.

Clover Health
Not listed on its 2 plans here. That isn't proof they're out of network.

Community First
Not listed on its 2 plans here. That isn't proof they're out of network.

Devoted
Not listed on its 10 plans here. That isn't proof they're out of network.

HealthSpring
Not listed on its 6 plans here. That isn't proof they're out of network.

Humana
Not listed on its 22 plans here. That isn't proof they're out of network.

Molina Healthcare of Texas, Inc.
Not listed on its 1 plan here. That isn't proof they're out of network.

SCAN Health Plan
Not listed on its 4 plans here. That isn't proof they're out of network.

Wellcare
Not listed on its 6 plans here. That isn't proof they're out of network.

Wellpoint
Not listed on its 9 plans here. That isn't proof they're out of network.
Premiums are each plan's own monthly premium, as filed with Medicare. You keep paying your Medicare Part B premium.
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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
Practice location
- NPI issued
- 2009
- Registry record updated
- Jul 20, 2015
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Which 2027 Medicare Advantage plans list Javier Castillo?
In Bexar County, TX, 20 Medicare Advantage plans for 2027 list Javier in provider data from Medicare.gov or the carrier, including AARP Medicare Advantage Essentials from UHC TX-21 (HMO-POS), AARP Medicare Advantage Extras from UHC TX-28 (HMO-POS) and AARP Medicare Advantage Giveback from UHC TX-40 (HMO-POS). 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.
Does Javier Castillo take UnitedHealthcare Medicare Advantage plans?
Medicare.gov provider data lists Javier on 12 Medicare Advantage plans for 2027 in Bexar County, TX, including AARP Medicare Advantage Essentials from UHC TX-21 (HMO-POS) and AARP Medicare Advantage Extras from UHC TX-28 (HMO-POS). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or UnitedHealthcare before you enroll.
Does Javier Castillo take Aetna Medicare Medicare Advantage plans?
Medicare.gov provider data lists Javier on 8 Medicare Advantage plans for 2027 in Bexar County, TX, including Aetna Medicare Eagle (PPO) and Aetna Medicare Signature Extra (HMO). 3 other plans did not return a listing in the search area. CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Aetna Medicare before you enroll.
Does Javier Castillo take Alignment Health Plan Medicare Advantage plans?
The provider searches didn't return a listing for Javier on these 6 plans for 2027 in Bexar County, TX. Directories can lag, and a clinician can be in network at another office, so that isn't proof Javier is out of network. Ask the office or a Silverpath advisor to confirm.
Where does Javier Castillo practice?
5414 Fredericksburg Rd, San Antonio, TX 78229.
How do I confirm Javier is in my plan's network?
Call the member services number on your plan card and give them the NPI 1427386804, or ask a Silverpath advisor to check for you. It's free.
For providers
Is this your practice?
What patients see here today:
- Provider searches did not return a listing for Javier Castillo on 68 plans from Alignment Health Plan, Clover Health, Community First, Devoted, HealthSpring, Humana, Molina Healthcare of Texas, Inc., SCAN Health Plan, Wellcare and Wellpoint in Bexar County, TX. Other offices are not confirmed; this isn't proof the practice is out of network.
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.