Daniel Ahrens
NPI 1700299658 · Optometrist · Blue Island, IL
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Ahrens is a Optometrist provider in Blue Island, IL (NPI 1700299658).
Provider details
- NPI number
- 1700299658
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 046010807 (IL)
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
Eye and Vision Services Providers
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
12 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
856 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 Content of Eyes92285 | 210 | $24 |
| Microfluid Analysis of Tears83861 | 188 | $22 |
| Photography of the Retina92250 | 109 | $36 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 98 | $140 |
| Established Patient Complete Exam of Visual System92014 | 85 | $134 |
| Exam of Visual Field With Extended Testing92083 | 57 | $68 |
| Imaging of Optic Nerve |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 124 | 29 |
| Timolol Maleate | 41 | 13 |
| Brimonidine Tartrate | 17 | — |
| Brimonidine Tartrate/Timololbrand: Brimonidine Tartrate-Timolol | 16 | — |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 16 | — |
| Brinzolamide | 13 | — |
| Netarsudil Mesylat/Latanoprostbrand: Rocklatan | 13 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,445 across 7 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
- 2014-06-09
- Last updated
- 2014-11-03
Frequently asked questions
- What is Daniel Ahrens's NPI number?
- Daniel Ahrens's National Provider Identifier (NPI) is 1700299658, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Ahrens's specialty?
- Daniel Ahrens is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Daniel Ahrens located?
- Daniel Ahrens's practice location on file with NPPES is 13114 S Western Ave, Blue Island, IL 60406.
- What is Daniel Ahrens's phone number?
- The practice phone number listed in the NPPES registry for Daniel Ahrens is (708) 388-1228.
- Does Daniel Ahrens accept Medicare?
- Daniel Ahrens is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Ahrens's NPI active?
- Yes — Daniel Ahrens's NPI (1700299658) is active in the NPPES registry as of the last update on 2014-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.