Dilys Bart, MD
NPI 1598843963 · Ophthalmology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dilys Bart, MD is a Ophthalmology Physician provider in San Francisco, CA (NPI 1598843963).
Provider details
- NPI number
- 1598843963
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- G839841 (CA)
Specialties & taxonomies
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
702 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 Complete Exam of Visual System92014 | 394 | $158 |
| Exam of Visual Field With Extended Testing92083 | 86 | $79 |
| Established Patient Problem Focused Exam of Visual System92012 | 77 | $113 |
| Photography of the Retina92250 | 73 | $45 |
| New Patient Complete Exam of Visual System92004 | 55 | $186 |
| Ultrasound Scan of Cornea to Determine Thickness76514 | 17 | $13 |
Typical Medicare-allowed amounts for these services range $13–$186 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 284 | 56 |
| Timolol Maleate | 111 | 41 |
| Brimonidine Tartrate | 41 | — |
| Dorzolamide Hcl | 30 | — |
| Latanoprostene Bunodbrand: Vyzulta | 23 | — |
| Brinzolamide/Brimonidine Tartbrand: Simbrinza | 22 | — |
| Cyclosporine | 19 | — |
| Bimatoprostbrand: Lumigan |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$150 across 2 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
- 2006-11-01
- Last updated
- 2017-10-26
Frequently asked questions
- What is Dilys Bart's NPI number?
- Dilys Bart's National Provider Identifier (NPI) is 1598843963, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dilys Bart's specialty?
- Dilys Bart is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Dilys Bart located?
- Dilys Bart's practice location on file with NPPES is 3838 California St, San Francisco, CA 94118-1504.
- What is Dilys Bart's phone number?
- The practice phone number listed in the NPPES registry for Dilys Bart is (415) 751-7700.
- Does Dilys Bart accept Medicare?
- Dilys Bart is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dilys Bart's NPI active?
- Yes — Dilys Bart's NPI (1598843963) is active in the NPPES registry as of the last update on 2017-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.