Judy Chen, M.D.
NPI 1265875611 · Retina Specialist (Ophthalmology) Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Judy Chen, M.D. is a Retina Specialist (Ophthalmology) Physician provider in San Francisco, CA (NPI 1265875611).
Provider details
- NPI number
- 1265875611
- Entity type
- Individual
- Primary specialty
- Retina Specialist (Ophthalmology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A141948 (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
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
5,402 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) |
|---|---|---|
| Imaging of Retina92134 | 2,526 | $54 |
| Injection of Drug Into Eye67028 | 1,529 | $166 |
| Established Patient Complete Exam of Visual System92014 | 954 | $167 |
| Compounded Drug, Not Otherwise ClassifiedJ7999 | 158 | $93 |
| New Patient Complete Exam of Visual System92004 | 120 | $196 |
| Photography of the Retina92250 | 57 | $47 |
| 2d Ultrasound Scan of Eye Tissue and Structures76512 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 61 | 39 |
| Polymyxin B Sulf/Trimethoprimbrand: Polymyxin B Sul-Trimethoprim | 27 | 23 |
| Brimonidine Tartrate | 25 | 12 |
| Latanoprost | 23 | — |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 22 | 13 |
| Ketorolac Tromethamine | 21 | — |
| Azelastine Hcl | 21 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,500 across 16 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
Additional practice locations (4)
- 100 Tamal Plz Ste 120Corte Madera, CA 94925-1176Phone: (415) 927-6600Fax: (415) 891-6600
- 400 30th St Ste 402Oakland, CA 94609-3305Phone: (510) 268-8277Fax: (510) 350-8803
- 101 S San Mateo Dr Ste 306San Mateo, CA 94401-3844Phone: (650) 342-7137
- 1981 N Broadway Ste 265Walnut Creek, CA 94596-3827Phone: (925) 295-1727Fax: (925) 954-7029
Registry dates
- Enumerated
- 2013-04-15
- Last updated
- 2020-08-21
- Certified
- 2020-08-21
Frequently asked questions
- What is Judy Chen's NPI number?
- Judy Chen's National Provider Identifier (NPI) is 1265875611, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Judy Chen's specialty?
- Judy Chen is listed in the NPPES registry with a primary specialty of Retina Specialist (Ophthalmology) Physician (Allopathic & Osteopathic Physicians).
- Where is Judy Chen located?
- Judy Chen's practice location on file with NPPES is 1445 Bush St, San Francisco, CA 94109-5520.
- What is Judy Chen's phone number?
- The practice phone number listed in the NPPES registry for Judy Chen is (415) 972-4600.
- Does Judy Chen accept Medicare?
- Judy Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Judy Chen's NPI active?
- Yes — Judy Chen's NPI (1265875611) is active in the NPPES registry as of the last update on 2020-08-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.