Stephen Phillips, MD
NPI 1871055277 · Ophthalmology Physician · San Rafael, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Phillips, MD is a Ophthalmology Physician provider in San Rafael, CA (NPI 1871055277).
Provider details
- NPI number
- 1871055277
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A187902 (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
7 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 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 297 | 205 |
| Moxifloxacin Hclbrand: Moxifloxacin | 277 | 190 |
| Diclofenac Sodium | 242 | 172 |
| Latanoprost | 192 | 85 |
| Brimonidine Tartrate | 139 | 62 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 133 | 47 |
| Erythromycin Basebrand: Erythromycin | 49 | 29 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-04-03
- Last updated
- 2023-09-28
- Certified
- 2023-09-28
Frequently asked questions
- What is Stephen Phillips's NPI number?
- Stephen Phillips's National Provider Identifier (NPI) is 1871055277, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Phillips's specialty?
- Stephen Phillips is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Phillips located?
- Stephen Phillips's practice location on file with NPPES is 1650 Los Gamos Dr, San Rafael, CA 94903-1850.
- What is Stephen Phillips's phone number?
- The practice phone number listed in the NPPES registry for Stephen Phillips is (415) 492-5400.
- Does Stephen Phillips accept Medicare?
- Stephen Phillips is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Phillips's NPI active?
- Yes — Stephen Phillips's NPI (1871055277) is active in the NPPES registry as of the last update on 2023-09-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.