Michael Puk, MD
NPI 1932153640 · Ophthalmology Physician · Waterloo, IA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Puk, MD is a Ophthalmology Physician provider in Waterloo, IA (NPI 1932153640).
Provider details
- NPI number
- 1932153640
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 29301 (IA)
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
4,741 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) |
|---|---|---|
| Imaging of Retina92134 | 1,094 | $37 |
| Injection of Drug Into Eye67028 | 717 | $121 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 480 | $84 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 452 | $119 |
| Established Patient Complete Exam of Visual System92014 | 445 | $116 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 337 | $37 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 728 | 151 |
| Timolol Maleate | 282 | 67 |
| Prednisolone Acetate | 277 | 108 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 245 | 57 |
| Bimatoprostbrand: Lumigan | 230 | 42 |
| Brimonidine Tartrate/Timololbrand: Brimonidine Tartrate-Timolol | 138 | 32 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$383 across 24 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
- 2006-05-19
- Last updated
- 2022-02-04
- Certified
- 2022-02-04
Frequently asked questions
- What is Michael Puk's NPI number?
- Michael Puk's National Provider Identifier (NPI) is 1932153640, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Puk's specialty?
- Michael Puk is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Puk located?
- Michael Puk's practice location on file with NPPES is 909 E San Marnan Drive, Waterloo, IA 50702-5611.
- What is Michael Puk's phone number?
- The practice phone number listed in the NPPES registry for Michael Puk is (319) 234-2616.
- Does Michael Puk accept Medicare?
- Michael Puk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Puk's NPI active?
- Yes — Michael Puk's NPI (1932153640) is active in the NPPES registry as of the last update on 2022-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.