Eirene Wong, MD
NPI 1144330077 · Ophthalmology Physician · Palo Alto, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eirene Wong, MD is a Ophthalmology Physician provider in Palo Alto, CA (NPI 1144330077).
Provider details
- NPI number
- 1144330077
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- G65176 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,323 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 452 | $155 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 292 | $110 |
| Imaging of Optic Nerve92133 | 195 | $45 |
| Imaging of Retina92134 | 144 | $51 |
| Exam of Visual Field With Extended Testing92083 | 104 | $83 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 35 | $200 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 251 | 64 |
| Timolol Maleate | 147 | 40 |
| Dorzolamide Hcl | 76 | 24 |
| Brimonidine Tartrate | 62 | 17 |
| Lifitegrastbrand: Xiidra | 39 | — |
| Cyclosporinebrand: Restasis | 30 | — |
| Prednisolone Acetate | 26 | 19 |
| Dorzolamide Hcl/Timolol Maleat |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2020-03-03
- Certified
- 2020-03-03
Frequently asked questions
- What is Eirene Wong's NPI number?
- Eirene Wong's National Provider Identifier (NPI) is 1144330077, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eirene Wong's specialty?
- Eirene Wong is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Eirene Wong located?
- Eirene Wong's practice location on file with NPPES is 795 El Camino Real, Palo Alto, CA 94301-2302.
- What is Eirene Wong's phone number?
- The practice phone number listed in the NPPES registry for Eirene Wong is (650) 321-4121.
- Does Eirene Wong accept Medicare?
- Eirene Wong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eirene Wong's NPI active?
- Yes — Eirene Wong's NPI (1144330077) is active in the NPPES registry as of the last update on 2020-03-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.