Ryan St.clair, M.D.
NPI 1922234129 · Ophthalmology Physician · Santa Cruz, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan St.clair, M.D. is a Ophthalmology Physician provider in Santa Cruz, CA (NPI 1922234129).
Provider details
- NPI number
- 1922234129
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A126217 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,405 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 553 | $98 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 552 | $137 |
| Exam of Visual Field With Extended Testing92083 | 395 | $72 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 230 | $29 |
| Imaging of Optic Nerve92133 | 155 | $38 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 139 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 724 | 173 |
| Prednisolone Acetate | 424 | 232 |
| Moxifloxacin Hclbrand: Moxifloxacin | 251 | 148 |
| Ketorolac Tromethamine | 248 | 130 |
| Timolol Maleate | 120 | 33 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 68 | 20 |
| Brimonidine Tartrate | 32 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-06-02
- Last updated
- 2016-03-02
Frequently asked questions
- What is Ryan St.clair's NPI number?
- Ryan St.clair's National Provider Identifier (NPI) is 1922234129, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan St.clair's specialty?
- Ryan St.clair is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Ryan St.clair located?
- Ryan St.clair's practice location on file with NPPES is 2025 Soquel Ave, Santa Cruz, CA 95062-1323.
- What is Ryan St.clair's phone number?
- The practice phone number listed in the NPPES registry for Ryan St.clair is (831) 458-5640.
- Does Ryan St.clair accept Medicare?
- Ryan St.clair is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan St.clair's NPI active?
- Yes — Ryan St.clair's NPI (1922234129) is active in the NPPES registry as of the last update on 2016-03-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.