Zackery Oakey, MD
NPI 1720320872 · Ophthalmology Physician · Irvine, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zackery Oakey, MD is a Ophthalmology Physician provider in Irvine, CA (NPI 1720320872).
Provider details
- NPI number
- 1720320872
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 67335 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 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
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 | 180 | $45 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 145 | $144 |
| Extended Exam of the Back Part of the Eye With Retinal Drawing92201 | 87 | $28 |
| Injection of Drug Into Eye67028 | 68 | $129 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 68 | $186 |
| Exam of Retinal Blood Vessels Using a Special Camera After Injection of a Dye92235 | 34 | $186 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 57 | 35 |
| Difluprednate | 42 | 14 |
| Latanoprost | 34 | 15 |
| Ofloxacin | 30 | 28 |
| Mycophenolate Mofetil | 22 | — |
| Prednisone | 21 | — |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 20 | 13 |
| Neomycin/Polymyxin B/Dexametha |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$159 across 3 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
- 2013-03-26
- Last updated
- 2024-04-26
- Certified
- 2024-04-26
Frequently asked questions
- What is Zackery Oakey's NPI number?
- Zackery Oakey's National Provider Identifier (NPI) is 1720320872, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zackery Oakey's specialty?
- Zackery Oakey is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Zackery Oakey located?
- Zackery Oakey's practice location on file with NPPES is 114 Pacifica Ste 390, Irvine, CA 92618-3335.
- What is Zackery Oakey's phone number?
- The practice phone number listed in the NPPES registry for Zackery Oakey is (949) 868-1044.
- Does Zackery Oakey accept Medicare?
- Zackery Oakey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zackery Oakey's NPI active?
- Yes — Zackery Oakey's NPI (1720320872) is active in the NPPES registry as of the last update on 2024-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.