Quick answers
- Where does Karla Lopez see patients?
- Medicare's clinician data lists 2 practice locations, including Harlingen, TX. Call before your visit to confirm the address.
- What is Karla Lopez's specialty?
- Medicare lists Pediatric Medicine as the primary specialty, and also Internal Medicine.
- Does Karla Lopez accept Medicare assignment?
- Yes. Medicare's clinician data says Karla Lopez accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Karla Lopez?
- (956) 364-8000, as listed in official Medicare / NPI Registry data.
- What is Karla Lopez's NPI number?
- 1689029696. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Karla Lopez is enrolled with Medicare (CMS data updated 2026-10-02).
- 1401 S Rangerville RdHarlingen, TX 78552
- 1401 S Rangerville Rd, Rio Grande State CenterHarlingen, TX 78552 (956) 364‑8000
Group practices
Medicare enrollment lists Karla Lopez as a member of this group (CMS data updated 2026-10-02).
- Health and Human Services Commission136 clinicians in the group
Specialties
- Pediatric Medicineprimary
- Internal Medicinealso
Other pediatricians in Harlingen
Clinicians with the same Medicare primary specialty in Harlingen, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2016 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689029696 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians