Michael Rizen, M.D., PH.D.
NPI 1134104094 · Ophthalmology Physician · Bellevue, WA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Rizen, M.D., PH.D. is a Ophthalmology Physician provider in Bellevue, WA (NPI 1134104094).
Provider details
- NPI number
- 1134104094
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD00046809 (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
2,556 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 | 887 | $145 |
| Established Patient Problem Focused Exam of Visual System92012 | 251 | $103 |
| Imaging of Optic Nerve92133 | 240 | $39 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 240 | $144 |
| Exam of Visual Field With Extended Testing92083 | 187 | $74 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 170 | $48 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 641 | 144 |
| Timolol Maleate | 196 | 57 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 180 | 49 |
| Brimonidine Tartrate | 86 | 22 |
| Bimatoprostbrand: Lumigan | 56 | 12 |
| Brimonidine Tartrate/Timololbrand: Brimonidine Tartrate-Timolol | 45 | — |
| Prednisolone Acetate | 39 | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$129 across 3 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
- 2005-12-13
- Last updated
- 2011-02-18
Frequently asked questions
- What is Michael Rizen's NPI number?
- Michael Rizen's National Provider Identifier (NPI) is 1134104094, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Rizen's specialty?
- Michael Rizen is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Rizen located?
- Michael Rizen's practice location on file with NPPES is 1300 116th Ave Ne, Bellevue, WA 98004-3820.
- What is Michael Rizen's phone number?
- The practice phone number listed in the NPPES registry for Michael Rizen is (425) 454-7912.
- Does Michael Rizen accept Medicare?
- Michael Rizen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Rizen's NPI active?
- Yes — Michael Rizen's NPI (1134104094) is active in the NPPES registry as of the last update on 2011-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.