Sok Nam, M.D.
NPI 1538265632 · Ophthalmology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sok Nam, M.D. is a Ophthalmology Physician provider in Los Angeles, CA (NPI 1538265632).
Provider details
- NPI number
- 1538265632
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A71540 (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
8,145 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 Problem Focused Exam of Visual System92012 | 1,075 | $99 |
| Exam of Visual Field With Extended Testing92083 | 945 | $71 |
| Imaging of Optic Nerve92133 | 785 | $37 |
| Exam of the Internal Drainage System of Eye92020 | 726 | $30 |
| Photography of the Retina92250 | 691 | $39 |
| Established Patient Complete Exam of Visual System92014 | 679 | $139 |
| Ultrasound Scan of Cornea to Determine Thickness |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cyclosporinebrand: Restasis | 3,327 | 777 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 1,531 | 440 |
| Bimatoprostbrand: Lumigan | 1,453 | 285 |
| Timolol Maleate | 1,065 | 295 |
| Latanoprost | 828 | 236 |
| Prednisolone Acetate | 725 | 542 |
| Cyclosporine | 708 | 306 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,878 across 91 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
- 2006-09-15
- Last updated
- 2011-04-14
Frequently asked questions
- What is Sok Nam's NPI number?
- Sok Nam's National Provider Identifier (NPI) is 1538265632, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sok Nam's specialty?
- Sok Nam is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Sok Nam located?
- Sok Nam's practice location on file with NPPES is 4278 W 3rd St, Los Angeles, CA 90020-3449.
- What is Sok Nam's phone number?
- The practice phone number listed in the NPPES registry for Sok Nam is (213) 366-0388.
- Does Sok Nam accept Medicare?
- Sok Nam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sok Nam's NPI active?
- Yes — Sok Nam's NPI (1538265632) is active in the NPPES registry as of the last update on 2011-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.