Daryl Zelenak, DO
NPI 1962419267 · Ophthalmology Physician · West Branch, MI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daryl Zelenak, DO is a Ophthalmology Physician provider in West Branch, MI (NPI 1962419267).
Provider details
- NPI number
- 1962419267
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- 5101013471 (MI)
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
19 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
2,374 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 | 448 | $117 |
| Imaging of Retina92134 | 304 | $37 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 227 | $38 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 214 | $423 |
| Established Patient Problem Focused Exam of Visual System92012 | 169 | $82 |
| Exam of Visual Field With Extended Testing92083 | 167 | $58 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 463 | 143 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 302 | 80 |
| Brimonidine Tartrate | 113 | 37 |
| Timolol Maleate | 94 | 28 |
| Ketorolac Tromethamine | 79 | 44 |
| Prednisolone Acetate | 78 | 49 |
| Moxifloxacin Hclbrand: Moxifloxacin | 65 | 40 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$390 across 11 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
- 2006-08-01
- Last updated
- 2023-04-17
- Certified
- 2023-04-17
Frequently asked questions
- What is Daryl Zelenak's NPI number?
- Daryl Zelenak's National Provider Identifier (NPI) is 1962419267, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daryl Zelenak's specialty?
- Daryl Zelenak is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Daryl Zelenak located?
- Daryl Zelenak's practice location on file with NPPES is 559 Progress St Ste E, West Branch, MI 48661-9399.
- What is Daryl Zelenak's phone number?
- The practice phone number listed in the NPPES registry for Daryl Zelenak is (989) 345-8113.
- Does Daryl Zelenak accept Medicare?
- Daryl Zelenak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daryl Zelenak's NPI active?
- Yes — Daryl Zelenak's NPI (1962419267) is active in the NPPES registry as of the last update on 2023-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.