Hanna Shammas, M.D.
NPI 1770698854 · Ophthalmology Physician · Lynwood, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hanna Shammas, M.D. is a Ophthalmology Physician provider in Lynwood, CA (NPI 1770698854).
Provider details
- NPI number
- 1770698854
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A30800 (CA)
Specialties & taxonomies
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
568 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 | 212 | $147 |
| Photography of the Retina92250 | 208 | $43 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 47 | $188 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 35 | $94 |
| Imaging of Optic Nerve92133 | 25 | $42 |
| Imaging of Retina92134 | 22 | $47 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 1,050 | 308 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 343 | 100 |
| Brimonidine Tartrate | 105 | 33 |
| Timolol Maleate | 94 | 28 |
| Bimatoprostbrand: Lumigan | 55 | 16 |
| Cyclosporine | 44 | — |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone | 38 | 34 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$7,916 across 21 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
- 2006-08-20
- Last updated
- 2007-11-05
Frequently asked questions
- What is Hanna Shammas's NPI number?
- Hanna Shammas's National Provider Identifier (NPI) is 1770698854, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hanna Shammas's specialty?
- Hanna Shammas is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Hanna Shammas located?
- Hanna Shammas's practice location on file with NPPES is 3510 Martin Luther King Jr Blvd, Lynwood, CA 90262-2010.
- What is Hanna Shammas's phone number?
- The practice phone number listed in the NPPES registry for Hanna Shammas is (310) 638-9391.
- Does Hanna Shammas accept Medicare?
- Hanna Shammas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hanna Shammas's NPI active?
- Yes — Hanna Shammas's NPI (1770698854) is active in the NPPES registry as of the last update on 2007-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.