Stuart Winthrop, M.D.
NPI 1356344485 · Ophthalmology Physician · Santa Barbara, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stuart Winthrop, M.D. is a Ophthalmology Physician provider in Santa Barbara, CA (NPI 1356344485).
Provider details
- NPI number
- 1356344485
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G34164 (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
21 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
8,268 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 | 1,804 | $130 |
| Established Patient Problem Focused Exam of Visual System92012 | 1,707 | $92 |
| Imaging of Retina92134 | 1,262 | $42 |
| Photography of the Retina92250 | 819 | $38 |
| Imaging of Optic Nerve92133 | 630 | $37 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 552 | $26 |
| Exam of Visual Field With Extended Testing92083 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 1,422 | 303 |
| Timolol Maleate | 555 | 172 |
| Latanoprostene Bunodbrand: Vyzulta | 194 | 44 |
| Prednisolone Acetate | 183 | 99 |
| Bimatoprostbrand: Lumigan | 174 | 46 |
| Brimonidine Tartrate | 145 | 47 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 127 | 39 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$360 across 4 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
- 2005-05-23
- Last updated
- 2008-09-25
Frequently asked questions
- What is Stuart Winthrop's NPI number?
- Stuart Winthrop's National Provider Identifier (NPI) is 1356344485, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stuart Winthrop's specialty?
- Stuart Winthrop is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Stuart Winthrop located?
- Stuart Winthrop's practice location on file with NPPES is 515 E Micheltorena St, Santa Barbara, CA 93103-4224.
- What is Stuart Winthrop's phone number?
- The practice phone number listed in the NPPES registry for Stuart Winthrop is (805) 963-4272.
- Does Stuart Winthrop accept Medicare?
- Stuart Winthrop is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stuart Winthrop's NPI active?
- Yes — Stuart Winthrop's NPI (1356344485) is active in the NPPES registry as of the last update on 2008-09-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.