Javier Margo, M.D.
NPI 1356358915 · Family Medicine Physician · Rio Grande City, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Javier Margo, M.D. is a Family Medicine Physician provider in Rio Grande City, TX (NPI 1356358915).
Provider details
- NPI number
- 1356358915
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- L6240 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
225 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 117 | $166 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 89 | $115 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 19 | $67 |
Typical Medicare-allowed amounts for these services range $67–$166 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Celecoxib | 51 | 50 |
| Ondansetronbrand: Ondansetron Odt | 34 | 33 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 19 | 18 |
| Pregabalin | 18 | 18 |
| Cefuroxime Axetilbrand: Cefuroxime | 16 | 16 |
| Cephalexin | 14 | 14 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$34 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 128 N Fm 3167Rio Grande City, TX 78582-6211Phone: (956) 487-9025Fax: (956) 487-4680
Registry dates
- Enumerated
- 2006-08-03
- Last updated
- 2018-06-22
Frequently asked questions
- What is Javier Margo's NPI number?
- Javier Margo's National Provider Identifier (NPI) is 1356358915, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Javier Margo's specialty?
- Javier Margo is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Javier Margo located?
- Javier Margo's practice location on file with NPPES is 110 Hinojosa Cir, Rio Grande City, TX 78582.
- What is Javier Margo's phone number?
- The practice phone number listed in the NPPES registry for Javier Margo is (956) 735-0881.
- Does Javier Margo accept Medicare?
- Javier Margo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Javier Margo's NPI active?
- Yes — Javier Margo's NPI (1356358915) is active in the NPPES registry as of the last update on 2018-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.