Doctor Profile

Primary Care · Internal Medicine

Juanita Castillo

MD · Internal Medicine · Texas A & M University System, Hsc, College Of Medicine
8416 OLD MCGREGOR RD
Woodway, TX 76712
✓ Accepts Medicare 🎓 18 Years Practicing
205
Medicare Patients / yr
10
Procedures Billed
18
Years Practicing
0
Hospital Affiliations
Data Source: Identity from NPPES (2026). Procedure & patient volume from CMS Medicare Provider Utilization & Payment Data (2023). Hospital affiliations from CMS Physician Compare. We display publicly reported data — no personal information required to view any of it.
Reviewed by: Wes Ward, Founder & Data Lead • View our methodology

Important: We are not affiliated with Medicare, CMS, or Juanita Castillo's practice. This page displays publicly available CMS data to help you research Medicare providers. We do not sell insurance or represent any insurance company. For official enrollment and complete plan information, visit Medicare.gov or call 1-800-MEDICARE.

Medicare Plans That Cover Dr. Castillo

See which plans Dr. Castillo accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Texas, the fastest way to find a Medicare plan that covers Dr. Castillo is to compare every Medicare Advantage and Part D plan available near 76712, TX — the Internal Medicine's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 76712, TX →

Or call the office at (254) 307-3997 to confirm acceptance directly.

What Dr. Castillo Does

Dr. Castillo served 205 Medicare patients across 255 services in the latest CMS reporting year. That's 72% below the average Internal Medicine in Texas (730 patients across 5,479 doctors).

ProcedureServicesMedicare Patients
Blood test, lipids (cholesterol and triglycerides) (80061)4132
Blood test, thyroid stimulating hormone (tsh) (84443)3426
Hemoglobin a1c level (83036)3221
Blood test, basic group of blood chemicals (calcium, total) (80048)3125
Blood test, comprehensive group of blood chemicals (80053)3028

How to read this: "Services" are the total times Dr. Castillo billed Medicare for each procedure in the latest reporting year. "Patients" counts unique Medicare beneficiaries. Procedures are shown in plain English; the underlying HCPCS codes are available on request.

Hospital Affiliations

CMS does not list any hospital affiliations for Dr. Castillo. This is common for office-based practitioners who don't admit patients to hospitals.

Practice Location & Telehealth Readiness

Dr. Castillo practices at the address below. If you're evaluating Medicare coverage, location matters for in-network access and — when Dr. Castillo offers telehealth — broadband availability at your home matters for virtual visits.

Address: 8416 OLD MCGREGOR RD, Woodway, TX 76712
Phone: (254) 307-3997

Area Safety Grade

D-

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

22 min

Average commute time in this zip · 87% of residents drive to work. Practical context for patients deciding whether to make the trip. See the full neighborhood profile at BestNeighborhood.org.

Telehealth Readiness

71.5648

Households with fiber broadband — important for reliable virtual visits. Check your address at ISPReports.org.

Get directions on Google Maps →

Other Primary Care Doctors near 76712, TX

If Dr. Castillo isn't accepting new patients or isn't in your plan's network, these are the closest primary care doctors near 76712, TX:

DoctorSpecialtyMedicare Patients / yrDistance
Heather L. OrtizNurse Practitioner178<1 mi
Immaculate A. OkeyoNurse Practitioner587<1 mi
Barbara D. WeirNurse Practitioner<1 mi
Jessica P. RandallNurse Practitioner580<1 mi
Angelina RodriguezNurse Practitioner313<1 mi

View all primary care doctors near 76712, TX →

How to Use This Information

Choosing a Medicare plan that covers Dr. Castillo takes three steps:

Compare Medicare Plans near 76712, TX → All Doctors near 76712, TX

Juanita Castillo: Common Questions

Does Dr. Castillo accept Medicare?
Yes. Dr. Castillo is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Castillo depends on that plan's provider network. Compare Medicare plans near 76712, TX →
Where is Dr. Castillo's office?
Dr. Castillo practices at 8416 OLD MCGREGOR RD, Woodway, TX 76712. Phone: (254) 307-3997.
What Medicare plans does Dr. Castillo accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (254) 307-3997 to confirm your specific plan is accepted, or compare all Medicare plans near 76712, TX to see available options.
Does Dr. Castillo offer telehealth visits?
CMS does not currently list Dr. Castillo as offering telehealth. Call the office at (254) 307-3997 to confirm whether virtual visits are available.
How experienced is Dr. Castillo?
Dr. Castillo graduated in 2008 and has been practicing for approximately 18 years. In the latest CMS reporting year, Dr. Castillo treated 205 Medicare patients across 10 distinct procedure types.
How do I know if Dr. Castillo is in-network for my Medicare plan?
Network status varies by plan. The best verification steps: (1) check your plan's provider directory at the carrier's website, (2) call the office at (254) 307-3997 and ask which plans they currently accept, and (3) call the number on the back of your Medicare card. Print our doctor questions checklist →

About the Reviewer

Wes Ward

Wes Ward

Founder & Data Lead

Wes Ward reviews all doctor profiles and methodology for data accuracy. Every Medicare provider page on this site — including the utilization statistics, hospital affiliations, and geocoded practice address — goes through his data-validation pipeline before publication. We display only publicly available CMS data; you never need to enter personal information to see any of it.

With 25+ years in data analytics — including work with highly regulated genomic data at Ancestry.com — Wes brings enterprise-level rigor to healthcare transparency. He is also a co-founder of BestNeighborhood.org (neighborhood data), CrimeGrade.org (block-level safety analytics), and ISPReports.org (broadband availability for telehealth). Those sister sites power the location and telehealth-readiness context on this page.

View full profile →LinkedIn

Data sources: CMS NPPES (2026), CMS Medicare Provider Utilization & Payment Data (2023), CMS Physician Compare, CrimeGrade.org, BestNeighborhood.org, ISPReports.org. This page is for informational purposes only. Always verify coverage directly with the plan and practice. Read our full methodology →Privacy policy

Medicare Resources

Choosing the right Medicare plan involves more than just doctor coverage. These guides help you evaluate the full picture:

Medicare Plans for Conditions Treated by Primary Care Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 76712, TX:

Does your Medicare plan cover Dr. Castillo?

Compare Plans near 76712, TX →