Dr. Karla Lopez , MD
Internal Medicine • Harlingen, TX
Professional Overview & Biography Verified Profile Summary
Dr. Karla Lopez, MD is a registered healthcare professional specializing in Internal Medicine in Harlingen, TX. Practice services are available at 1401 S RANGERVILLE RD under active NPI credentials.
Practice Location & Contact Primary Location
1401 S Rangerville Rd
Harlingen, TX 785527638
Specialty Benchmarks & Practice Insights
Comparative analytics for Internal Medicine in Harlingen, TX
Practicing in Harlingen, TX (9538 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
CMS Verified: 2026-07-07NUCC Taxonomy Code: 207R00000X
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.
NUCC Taxonomy Code: 208000000X
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Nurse Practitioner - Psychiatric/Mental Health
Advanced Practice Registered Nurse, Psychiatric-Mental Health Nurse Practitioner (Board Certified)
Nurse Practitioner - Family
Nurse Practitioner (Certified)
Nurse Practitioner - Psychiatric/Mental Health
APRNNPCPMHNPBC
Student in an Organized Health Care Education/Training Program
Doctor of Medicine (M.D.)
Registered Nurse - Psychiatric/Mental Health
Advanced Practice Nurse
Internal Medicine
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 1401 S RANGERVILLE RD, HARLINGEN, TX 785527638 (Tel: 9563648000)
Registered at 1401 S RANGERVILLE RD, HARLINGEN, TX 785527638 (Tel: 9563648000)
Recorded as KARLA LOPEZ, MD
Internal Medicine (License #S4016 in TX)
Registered at 1706 TREASURE HILLS BLVD, HARLINGEN, TX 785508911 (Tel: 7135006500)
NPI status registered as active in NPPES database
Registered at 6431 FANNIN, SUITE MSB 1.134, HOUSTON, TX 770305389 (Tel: 7135006500)
Registered at 6431 FANNIN, SUITE MSB 1.134, HOUSTON, TX 770305389 (Tel: 7135006500)
Recorded as KARLA LOPEZ
Student in an Organized Health Care Education/Training Program
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
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NPI Administrative Meta
Mailing Address
1401 S Rangerville Rd
Harlingen, TX 785527638
Phone: 9563648000
This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.