Estela Rodriguez Alonso, MD
NPI 1134616691ActiveIndividual· Internal Medicine· Stamford, CT
Internal Medicine (MD) with Shannon Clinic and 1 other group, practicing in Stamford, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $437,399 for 4,142 claims, against $29,611 paid for services in 2024. Novo Nordisk Inc was the largest of 16 companies reporting payments in 2025, $781.26 in all, mostly food and beverage. Lists HCA Houston Healthcare Conroe and 1 other hospital as hospital affiliations.
Overview
| NPI | 1134616691 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 19, 2018 |
| Last updated in NPPES | Aug 3, 2021 |
| Certified by provider | Aug 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | T2484 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 114 |
|---|---|
| Services billed | 504 across 40 procedure codes |
| Paid by Medicare | $29,611 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,142 · 9,652 30-day fills |
|---|---|
| Patients | 381 |
| Total drug cost | $437,399 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Shannon ClinicSan Angelo, TX · 559 clinicians
- The West Texas Rehabilitation CenterSan Angelo, TX · 466 clinicians
Hospital affiliations
- HCA Houston Healthcare ConroeConroe, TX
- Shannon Medical CenterSan Angelo, TX
Other facilities
- Centerwell Home HealthHome health agency · Eastland, TX
- Enhabit Home HealthHome health agency · Abilene, TX
- Home Preferred Senior CareHome health agency · San Angelo, TX
Industry payments (Open Payments)
- 2025$781.26 · 37 payments from 16 companies
- 2024$1,813 · 102 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $169.47 | 9 |
| Otsuka America Pharmaceutical, Inc. | $116.71 | 1 |
| Medtronic, Inc. | $71.35 | 4 |
| Astellas Pharma US Inc | $68.90 | 3 |
| Dexcom, Inc. | $58.73 | 3 |
What the 2025 payments were for
- Food and Beverage$781.26 · 37 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 150 internal medicine physicians in Stamford · All internal medicine physicians in Connecticut