Janet Hwang, MD
NPI 1528143286 · Ophthalmology Physician · Richmond, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Janet Hwang, MD is a Ophthalmology Physician provider in Richmond, CA (NPI 1528143286).
Provider details
- NPI number
- 1528143286
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A73404 (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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 415 | 185 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 224 | 88 |
| Timolol Maleate | 196 | 82 |
| Brimonidine Tartrate | 145 | 60 |
| Prednisolone Acetate | 113 | 95 |
| Erythromycin Basebrand: Erythromycin | 91 | 52 |
| Dorzolamide Hcl | 49 | 22 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-25
- Last updated
- 2021-12-13
Frequently asked questions
- What is Janet Hwang's NPI number?
- Janet Hwang's National Provider Identifier (NPI) is 1528143286, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janet Hwang's specialty?
- Janet Hwang is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Janet Hwang located?
- Janet Hwang's practice location on file with NPPES is 901 Nevin Ave, Richmond, CA 94801-3143.
- What is Janet Hwang's phone number?
- The practice phone number listed in the NPPES registry for Janet Hwang is (510) 307-1500.
- Does Janet Hwang accept Medicare?
- Janet Hwang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Janet Hwang's NPI active?
- Yes — Janet Hwang's NPI (1528143286) is active in the NPPES registry as of the last update on 2021-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.