David Merriott
NPI 1588242606 · Ophthalmology Physician · Orange, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Merriott is a Ophthalmology Physician provider in Orange, CA (NPI 1588242606).
Provider details
- NPI number
- 1588242606
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- A203161 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
5 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 285 | 106 |
| Brimonidine Tartrate | 167 | 66 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 160 | 78 |
| Prednisolone Acetate | 144 | 74 |
| Netarsudil Mesylatebrand: Rhopressa | 107 | 38 |
| Moxifloxacin Hclbrand: Moxifloxacin | 56 | 35 |
| Timolol Maleate | 55 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$260 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
Registry dates
- Enumerated
- 2021-03-30
- Last updated
- 2025-06-13
- Certified
- 2025-06-13
Frequently asked questions
- What is David Merriott's NPI number?
- David Merriott's National Provider Identifier (NPI) is 1588242606, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Merriott's specialty?
- David Merriott is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is David Merriott located?
- David Merriott's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is David Merriott's phone number?
- The practice phone number listed in the NPPES registry for David Merriott is (714) 456-5691.
- Does David Merriott accept Medicare?
- David Merriott is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Merriott's NPI active?
- Yes — David Merriott's NPI (1588242606) is active in the NPPES registry as of the last update on 2025-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.