Samih Elchahal, M.D.
NPI 1568512226 · Ophthalmology Physician · Houston, TX
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Samih Elchahal, M.D. is a Ophthalmology Physician provider in Houston, TX (NPI 1568512226).
Provider details
- NPI number
- 1568512226
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- P1296 (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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,277 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) |
|---|---|---|
| Established Patient Complete Exam of Visual System92014 | 544 | $127 |
| Established Patient Problem Focused Exam of Visual System92012 | 465 | $90 |
| Exam of Visual Field With Extended Testing92083 | 258 | $64 |
| New Patient Complete Exam of Visual System92004 | 171 | $151 |
| Imaging of Optic Nerve92133 | 161 | $34 |
| Imaging of Retina92134 | 140 | $40 |
| Measurement of Corneal Curvature and Depth of Eye92136 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Erythromycin Basebrand: Erythromycin | 379 | 326 |
| Prednisolone Acetate | 319 | 198 |
| Moxifloxacin Hclbrand: Moxifloxacin | 285 | 164 |
| Diclofenac Sodium | 254 | 137 |
| Latanoprost | 128 | 39 |
| Atropine Sulfate | 44 | 40 |
| Bimatoprostbrand: Lumigan | 41 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$171 across 5 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
Registry dates
- Enumerated
- 2007-01-12
- Last updated
- 2021-03-19
- Certified
- 2021-03-19
Frequently asked questions
- What is Samih Elchahal's NPI number?
- Samih Elchahal's National Provider Identifier (NPI) is 1568512226, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Samih Elchahal's specialty?
- Samih Elchahal is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Samih Elchahal located?
- Samih Elchahal's practice location on file with NPPES is 590 Chimney Rock Rd, Houston, TX 77056.
- What is Samih Elchahal's phone number?
- The practice phone number listed in the NPPES registry for Samih Elchahal is (713) 782-4406.
- Does Samih Elchahal accept Medicare?
- Samih Elchahal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Samih Elchahal's NPI active?
- Yes — Samih Elchahal's NPI (1568512226) is active in the NPPES registry as of the last update on 2021-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.