Nathan Csonka, O.D.
NPI 1295718179 · Optometrist · Warminster, PA
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathan Csonka, O.D. is a Optometrist provider in Warminster, PA (NPI 1295718179).
Provider details
- NPI number
- 1295718179
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
- License
- OEG001484 (PA)
Specialties & taxonomies
Eye and Vision Services Providers
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
1,221 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) |
|---|---|---|
| Photography of the Retina92250 | 399 | $38 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 346 | $132 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 166 | $93 |
| Exam of Visual Field With Extended Testing92083 | 93 | $60 |
| Imaging of Retina92134 | 50 | $38 |
| Imaging of Optic Nerve92133 | 46 | $34 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 172 | 35 |
| Cyclosporinebrand: Restasis | 38 | — |
| Loteprednol Etabonate | 36 | 14 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 33 | 29 |
| Cyclosporine | 31 | 13 |
| Timolol Maleate | 29 | — |
| Travoprost | 25 | — |
| Dorzolamide Hcl/Timolol Maleat |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$485 across 26 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
- 2005-11-23
- Last updated
- 2008-01-04
Frequently asked questions
- What is Nathan Csonka's NPI number?
- Nathan Csonka's National Provider Identifier (NPI) is 1295718179, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathan Csonka's specialty?
- Nathan Csonka is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Nathan Csonka located?
- Nathan Csonka's practice location on file with NPPES is 179 York Rd, Warminster, PA 18974-4514.
- What is Nathan Csonka's phone number?
- The practice phone number listed in the NPPES registry for Nathan Csonka is (215) 674-2020.
- Does Nathan Csonka accept Medicare?
- Nathan Csonka is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathan Csonka's NPI active?
- Yes — Nathan Csonka's NPI (1295718179) is active in the NPPES registry as of the last update on 2008-01-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.