● Active Type 1 · Individual

Alwin Heber Lopez-Toro

Internal Medicine·San Antonio, TX· NPI 1962820506 · Enumerated 2014 · 12 years on NPI

Lopez-Toro is 1 of 165 internal medicine providers in San Antonio and 1 of 1582 in Texas.

NPI age

12 years

Enumerated 2014-04-01

Primary specialty

Internal Medicine

Plus 1 subspecialty

Licensed in

1 state

Status

Active

No deactivations on record

Last NPPES update

2025-03-13

Source: monthly bulk 2026-05

Sole proprietor

May be part of a larger org

How this provider compares

Across 1582 active internal medicine providers in Texas.

NPI age

12 years

↓ 6 yr below median (18 yr)

State licenses

1 state

14% of peers hold multiple states

Subspecialties

In the 34% of peers with subspecialties

NPI lifetime · 2014 → 2026

2014-04Enumerated in NPPES

2014 2026

Where they practice

Practice location

1123 N Main Ave Ste 120

San Antonio, TX 782124738

📞 2102262001fax 2106160705

Mailing address

16620 N Us Highway 281 Ste 300

San Antonio, TX 782322679

📞 2106141231fax 2106160704

Specialties

Allopathic & Osteopathic Physicians › Internal Medicine

Internal Medicine Primary

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

TX license #R9247 taxonomy 207RN0300X
Internal Medicine

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,...

TX license #BP10058787 taxonomy 207R00000X

Practice context

Part of a multi-provider practice. 10 other active providers share this practice address in NPPES.

Provyx · Custom healthcare lists

Need all 1582 Internal Medicine providers in Texas?

Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.

Request a quote →

How to verify this provider

Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
Check the state license is currently active.State licensing boards publish current status; NPPES does not.
Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.