Gonzalo Aillon, D.O.
NPI 1598790644 · Internal Medicine Physician · Harlingen, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gonzalo Aillon, D.O. is a Internal Medicine Physician provider in Harlingen, TX (NPI 1598790644).
Provider details
- NPI number
- 1598790644
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- L2781 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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 methodology.
Practice location
Mailing address
Additional practice locations (2)
- 1605 N State Highway 118 Ste BAlpine, TX 79830-2150Phone: (432) 837-4812
- 4545 Fuller DrSuite 325Irving, TX 75038-6530Phone: (214) 536-3355Fax: (972) 870-5512
Registry dates
- Enumerated
- 2006-07-11
- Last updated
- 2019-10-08
Frequently asked questions
- What is Gonzalo Aillon's NPI number?
- Gonzalo Aillon's National Provider Identifier (NPI) is 1598790644, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gonzalo Aillon's specialty?
- Gonzalo Aillon is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gonzalo Aillon located?
- Gonzalo Aillon's practice location on file with NPPES is 1401 S Rangerville Rd, Harlingen, TX 78552-7638.
- What is Gonzalo Aillon's phone number?
- The practice phone number listed in the NPPES registry for Gonzalo Aillon is (956) 430-2408.
- Does Gonzalo Aillon accept Medicare?
- Gonzalo Aillon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gonzalo Aillon's NPI active?
- Yes — Gonzalo Aillon's NPI (1598790644) is active in the NPPES registry as of the last update on 2019-10-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.