Steven Day, M.D.
NPI 1528066594 · Ophthalmology Physician · Spokane, WA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Day, M.D. is a Ophthalmology Physician provider in Spokane, WA (NPI 1528066594).
Provider details
- NPI number
- 1528066594
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD00036000 (WA)
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
20 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
3,944 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 Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 839 | $92 |
| Exam of Visual Field With Extended Testing92083 | 563 | $64 |
| Established Patient Complete Exam of Visual System92014 | 480 | $128 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 444 | $130 |
| Imaging of Optic Nerve92133 | 420 | $37 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 320 | $25 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 2,081 | 549 |
| Timolol Maleate | 894 | 297 |
| Prednisolone Acetate | 675 | 348 |
| Brimonidine Tartrate | 646 | 198 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 621 | 170 |
| Ofloxacin | 582 | 367 |
| Ketorolac Tromethamine | 392 | 229 |
| Dorzolamide Hcl | 381 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$214 across 10 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
- 2005-07-13
- Last updated
- 2024-07-31
- Certified
- 2024-07-31
Frequently asked questions
- What is Steven Day's NPI number?
- Steven Day's National Provider Identifier (NPI) is 1528066594, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Day's specialty?
- Steven Day is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Day located?
- Steven Day's practice location on file with NPPES is 427 S Bernard St, Spokane, WA 99204-2509.
- What is Steven Day's phone number?
- The practice phone number listed in the NPPES registry for Steven Day is (509) 456-0107.
- Does Steven Day accept Medicare?
- Steven Day is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Day's NPI active?
- Yes — Steven Day's NPI (1528066594) is active in the NPPES registry as of the last update on 2024-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.