Kate Xie
NPI 1124415187 · Ophthalmology Physician · Orange, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kate Xie is a Ophthalmology Physician provider in Orange, CA (NPI 1124415187).
Provider details
- NPI number
- 1124415187
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- A145872 (CA)
Specialties & taxonomies
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
11 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
1,069 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) |
|---|---|---|
| Established Patient Problem Focused Exam of Visual System92012 | 283 | $101 |
| Photography of the Retina92250 | 198 | $41 |
| Established Patient Complete Exam of Visual System92014 | 144 | $141 |
| New Patient Complete Exam of Visual System92004 | 86 | $167 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 70 | $26 |
| Imaging of Retina92134 | 52 | $42 |
| Exam of Visual Field With Extended Testing92083 |
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 |
|---|---|---|
| Prednisolone Acetate | 392 | 235 |
| Latanoprost | 223 | 92 |
| Ofloxacin | 211 | 172 |
| Ketorolac Tromethamine | 151 | 131 |
| Timolol Maleate | 84 | 37 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 64 | 53 |
| Brimonidine Tartrate | 59 | 26 |
| Dorzolamide Hcl/Timolol Maleat |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,454 across 20 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
- 2015-04-16
- Last updated
- 2020-12-04
- Certified
- 2020-12-04
Frequently asked questions
- What is Kate Xie's NPI number?
- Kate Xie's National Provider Identifier (NPI) is 1124415187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kate Xie's specialty?
- Kate Xie is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Kate Xie located?
- Kate Xie's practice location on file with NPPES is 101 the City Dr S Ste 400, Orange, CA 92868-3201.
- What is Kate Xie's phone number?
- The practice phone number listed in the NPPES registry for Kate Xie is (714) 456-6693.
- Does Kate Xie accept Medicare?
- Kate Xie is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kate Xie's NPI active?
- Yes — Kate Xie's NPI (1124415187) is active in the NPPES registry as of the last update on 2020-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.