Regina Sun, M. D.
NPI 1104852466 · Ophthalmology Physician · Pearland, TX
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Regina Sun, M. D. is a Ophthalmology Physician provider in Pearland, TX (NPI 1104852466).
Provider details
- NPI number
- 1104852466
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M. D.
- Sex
- Female
- Sole proprietor
- No
- License
- 48534 (MN)
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
19 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
1,469 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) |
|---|---|---|
| Measurement of Corneal Curvature and Depth of Eye92136 | 287 | $25 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 280 | $90 |
| Established Patient Complete Exam of Visual System92014 | 214 | $125 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 150 | $536 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 107 | $128 |
| Imaging of Optic Nerve92133 | 100 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 915 | 283 |
| Prednisolone Acetate | 589 | 363 |
| Brimonidine Tartrate | 382 | 124 |
| Ketorolac Tromethamine | 339 | 235 |
| Moxifloxacin Hclbrand: Moxifloxacin | 276 | 194 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 218 | 67 |
| Timolol Maleate | 149 | 51 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$911 across 30 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
- 2006-06-25
- Last updated
- 2022-06-02
- Certified
- 2022-06-02
Frequently asked questions
- What is Regina Sun's NPI number?
- Regina Sun's National Provider Identifier (NPI) is 1104852466, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Regina Sun's specialty?
- Regina Sun is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Regina Sun located?
- Regina Sun's practice location on file with NPPES is 1535 Cullen Blvd, Pearland, TX 77581-8969.
- What is Regina Sun's phone number?
- The practice phone number listed in the NPPES registry for Regina Sun is (713) 436-1551.
- Does Regina Sun accept Medicare?
- Regina Sun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Regina Sun's NPI active?
- Yes — Regina Sun's NPI (1104852466) is active in the NPPES registry as of the last update on 2022-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.