DR. CYNTHIA L. CASTILLO M.D.
NPI 1457671018
Internal Medicine in San Antonio, TX

Active since June 07, 2010PECOS EnrolledAccepts Medicare Assignment
4502 MEDICAL DR, SAN ANTONIO, TX 78229(210) 358-4000 Get Directions Write a Review

NPPES record last updated: January 25, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Cynthia L. Castillo M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. CYNTHIA L. CASTILLO M.D. (NPI 1457671018) is an individual internal medicine provider in San Antonio, Texas, licensed in Texas (P6150) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS, is affiliated with Christus Santa Rosa Medical Center, and maintains a secondary practice location in San Antonio.

NPPES Registry Identity

NPI1457671018
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. CYNTHIA L. CASTILLOCredential: M.D.
Location Address4502 MEDICAL DRSan Antonio, TX 78229-4402
Mailing Address7703 Floyd Curl DrSan Antonio, TX 78229-3901 · (210) 567-6685
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical School At San AntonioGraduated 2010
Enumeration DateJune 7, 2010
Last NPPES UpdateJanuary 25, 2023
NPPES CertifiedJanuary 25, 2023
NPI 1457671018 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in TX · P6150
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Also ListedFamily MedicineTaxonomy 207Q00000X · License P6150 (TX)
4502 MEDICAL DR, San Antonio, TX 78229

Secondary Practice Location 1

Location 12833 Babcock Rd Ste 203San Antonio, TX 78229-4894 · Phone (210) 705-5100

Other Identifiers 1

Medicaid323790101TX

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Cynthia L. Castillo M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3678717907
PECOS Enrollment IDI20130926000310
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
157 services95 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
41 services41 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
17 services15 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
14 services14 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Christus Santa Rosa Medical Center

Acute Care Hospitals · San Antonio, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number450237
Location2827 Babcock RoadSan Antonio, TX 78229 · Bexar County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78229 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine (Cardiovascular Disease)
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Student in an Organized Health Care Education/Training Program
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Student in an Organized Health Care Education/Training Program
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Physical Therapy Assistant
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Nurse Anesthetist, Certified Registered
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Nurse Anesthetist, Certified Registered
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Pharmacist
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Hospitalist
4502 MEDICAL DR
SAN ANTONIO, TX 78229

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Cynthia Castillo's NPI number?

The NPI number for Cynthia Castillo is 1457671018. It was assigned to this individual provider in the NPPES registry on June 7, 2010.

Where is Cynthia Castillo located?

Cynthia Castillo practices at 4502 Medical Dr, San Antonio, TX 78229. The listed phone number is (210) 358-4000.

What is Cynthia Castillo's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Cynthia Castillo enrolled in Medicare?

Yes. Cynthia Castillo is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Cynthia Castillo accept?

Health plans from Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan and UnitedHealthcare list Cynthia Castillo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Cynthia Castillo affiliated with any hospitals?

According to CMS data, Cynthia Castillo is affiliated with Christus Santa Rosa Medical Center.

When was this NPI record last updated?

The NPPES record for Cynthia Castillo was last updated on January 25, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.