Yvonne Ou, M.D.
NPI 1245429653 · Ophthalmology Physician · Durham, NC
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yvonne Ou, M.D. is a Ophthalmology Physician provider in Durham, NC (NPI 1245429653).
Provider details
- NPI number
- 1245429653
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A94691 (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
18 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
1,699 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 Optic Nerve92133 | 237 | $25 |
| Exam of Visual Field With Extended Testing92083 | 223 | $31 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 169 | $109 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 152 | $74 |
| Exam of Visual Field With Extended Testing92083 | 146 | $31 |
| Imaging of Optic Nerve92133 | 131 | $25 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 384 | 123 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 231 | 82 |
| Brimonidine Tartrate | 158 | 55 |
| Dorzolamide/Timolol/Pfbrand: Dorzolamide-Timolol | 117 | 22 |
| Netarsudil Mesylat/Latanoprostbrand: Rocklatan | 116 | 29 |
| Timolol Maleate | 116 | 44 |
| Tafluprost/Pfbrand: Tafluprost | 98 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$231 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
- 2007-10-22
- Last updated
- 2019-01-14
Frequently asked questions
- What is Yvonne Ou's NPI number?
- Yvonne Ou's National Provider Identifier (NPI) is 1245429653, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yvonne Ou's specialty?
- Yvonne Ou is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Yvonne Ou located?
- Yvonne Ou's practice location on file with NPPES is 2100 Erwin Rd, Durham, NC 27710-0001.
- What is Yvonne Ou's phone number?
- The practice phone number listed in the NPPES registry for Yvonne Ou is (919) 684-8111.
- Does Yvonne Ou accept Medicare?
- Yvonne Ou is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yvonne Ou's NPI active?
- Yes — Yvonne Ou's NPI (1245429653) is active in the NPPES registry as of the last update on 2019-01-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.