Hang Ly, MD
NPI 1265519102 · Ophthalmology Physician · Milpitas, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hang Ly, MD is a Ophthalmology Physician provider in Milpitas, CA (NPI 1265519102).
Provider details
- NPI number
- 1265519102
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A73970 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 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 | 342 | 143 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 286 | 106 |
| Brimonidine Tartrate | 157 | 67 |
| Prednisolone Acetate | 155 | 91 |
| Timolol Maleate | 129 | 58 |
| Ofloxacin | 105 | 75 |
| Cyclosporine | 86 | 31 |
| Erythromycin Basebrand: Erythromycin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-31
- Last updated
- 2021-12-03
Frequently asked questions
- What is Hang Ly's NPI number?
- Hang Ly's National Provider Identifier (NPI) is 1265519102, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hang Ly's specialty?
- Hang Ly is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Hang Ly located?
- Hang Ly's practice location on file with NPPES is 770 E Calaveras Blvd, Milpitas, CA 95035-5491.
- What is Hang Ly's phone number?
- The practice phone number listed in the NPPES registry for Hang Ly is (650) 945-2900.
- Does Hang Ly accept Medicare?
- Hang Ly is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hang Ly's NPI active?
- Yes — Hang Ly's NPI (1265519102) is active in the NPPES registry as of the last update on 2021-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.