Andrew Clark, MD, PHD
NPI 1447745336 · Ophthalmology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Clark, MD, PHD is a Ophthalmology Physician provider in Los Angeles, CA (NPI 1447745336).
Provider details
- NPI number
- 1447745336
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,629 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) |
|---|---|---|
| Imaging of Retina92134 | 441 | $41 |
| Injection of Drug Into Eye67028 | 248 | $135 |
| Photography of the Retina92250 | 211 | $37 |
| Established Patient Complete Exam of Visual System92014 | 176 | $135 |
| Established Patient Problem Focused Exam of Visual System92012 | 166 | $95 |
| New Patient Complete Exam of Visual System92004 | 142 | $161 |
| Extended Exam of the Back Part of the Eye With Optic Nerve Drawing |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 69 | 52 |
| Atropine Sulfate | 29 | 28 |
| Moxifloxacin Hclbrand: Moxifloxacin | 28 | 24 |
| Ofloxacin | 18 | — |
| Erythromycin Basebrand: Erythromycin | 16 | 15 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 15 | — |
| Brimonidine Tartrate | 13 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$943 across 23 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)
- 100 W California BlvdPasadena, CA 91105-3010Phone: (626) 421-7733
Registry dates
- Enumerated
- 2018-06-25
- Last updated
- 2022-11-15
- Certified
- 2022-11-15
Frequently asked questions
- What is Andrew Clark's NPI number?
- Andrew Clark's National Provider Identifier (NPI) is 1447745336, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Clark's specialty?
- Andrew Clark is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Clark located?
- Andrew Clark's practice location on file with NPPES is 1450 San Pablo St Fl 4, Los Angeles, CA 90033-5331.
- What is Andrew Clark's phone number?
- The practice phone number listed in the NPPES registry for Andrew Clark is (323) 442-6335.
- Does Andrew Clark accept Medicare?
- Andrew Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Clark's NPI active?
- Yes — Andrew Clark's NPI (1447745336) is active in the NPPES registry as of the last update on 2022-11-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.