Leticia Castillo Kontak, MD
NPI 1891994968 · Cardiovascular Disease Physician · Round Rock, TX
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leticia Castillo Kontak, MD is a Cardiovascular Disease Physician provider in Round Rock, TX (NPI 1891994968).
Provider details
- NPI number
- 1891994968
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 256955 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,579 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 781 | $8 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 387 | $65 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 314 | $93 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 131 | $8 |
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Supervision By Physician93016 | 103 | $20 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 320 | 130 |
| Metoprolol Succinate | 315 | 124 |
| Apixabanbrand: Eliquis | 308 | 103 |
| Rosuvastatin Calcium | 249 | 103 |
| Losartan Potassium | 220 | 78 |
| Carvedilol | 173 | 69 |
| Amlodipine Besylate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$771 across 15 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-17
- Last updated
- 2021-01-14
- Certified
- 2021-01-14
Frequently asked questions
- What is Leticia Castillo Kontak's NPI number?
- Leticia Castillo Kontak's National Provider Identifier (NPI) is 1891994968, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leticia Castillo Kontak's specialty?
- Leticia Castillo Kontak is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Leticia Castillo Kontak located?
- Leticia Castillo Kontak's practice location on file with NPPES is 302 University Blvd, Round Rock, TX 78665-1032.
- What is Leticia Castillo Kontak's phone number?
- The practice phone number listed in the NPPES registry for Leticia Castillo Kontak is (512) 509-0200.
- Does Leticia Castillo Kontak accept Medicare?
- Leticia Castillo Kontak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leticia Castillo Kontak's NPI active?
- Yes — Leticia Castillo Kontak's NPI (1891994968) is active in the NPPES registry as of the last update on 2021-01-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.