Christopher Jermak, MD
NPI 1619170354 · Ophthalmology Physician · Williamsville, NY
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Jermak, MD is a Ophthalmology Physician provider in Williamsville, NY (NPI 1619170354).
Provider details
- NPI number
- 1619170354
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 244389 (NY)
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
4,041 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 | 1,450 | $40 |
| Injection of Drug Into Eye67028 | 912 | $125 |
| Established Patient Complete Exam of Visual System92014 | 797 | $125 |
| Established Patient Problem Focused Exam of Visual System92012 | 413 | $89 |
| Photography of the Retina92250 | 197 | $36 |
| Exam of Retinal Blood Vessels Using a Special Camera After Injection of a Dye92235 | 86 | $161 |
| 2d Ultrasound Scan of Eye Tissue and Structures |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 442 | 202 |
| Diclofenac Sodium | 317 | 87 |
| Ketorolac Tromethamine | 192 | 50 |
| Ciprofloxacin Hcl | 139 | 115 |
| Atropine Sulfate | 103 | 92 |
| Tobramycin | 41 | 32 |
| Timolol Maleate | 27 | — |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$373 across 6 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
- 2007-06-08
- Last updated
- 2010-12-08
Frequently asked questions
- What is Christopher Jermak's NPI number?
- Christopher Jermak's National Provider Identifier (NPI) is 1619170354, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Jermak's specialty?
- Christopher Jermak is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Jermak located?
- Christopher Jermak's practice location on file with NPPES is 6637 Main St, Williamsville, NY 14221-5974.
- What is Christopher Jermak's phone number?
- The practice phone number listed in the NPPES registry for Christopher Jermak is (716) 632-1595.
- Does Christopher Jermak accept Medicare?
- Christopher Jermak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Jermak's NPI active?
- Yes — Christopher Jermak's NPI (1619170354) is active in the NPPES registry as of the last update on 2010-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.