Joseph Kappil, M.D.
NPI 1659423622 · Ophthalmology Physician · Mchenry, IL
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Kappil, M.D. is a Ophthalmology Physician provider in Mchenry, IL (NPI 1659423622).
Provider details
- NPI number
- 1659423622
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036.097592 (IL)
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
3,301 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 | 775 | $118 |
| Established Patient Problem Focused Exam of Visual System92012 | 487 | $83 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 350 | $39 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 329 | $511 |
| New Patient Complete Exam of Visual System92004 | 306 | $139 |
| Imaging of Optic Nerve92133 | 288 | $34 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 717 | 182 |
| Timolol Maleate | 425 | 112 |
| Prednisolone Acetate | 137 | 117 |
| Acetazolamide | 126 | 92 |
| Brimonidine Tartrate | 125 | 38 |
| Bimatoprostbrand: Lumigan | 106 | 24 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 74 | 22 |
| Dorzolamide Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$437 across 18 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
- 2007-01-18
- Last updated
- 2025-09-19
- Certified
- 2025-09-19
Frequently asked questions
- What is Joseph Kappil's NPI number?
- Joseph Kappil's National Provider Identifier (NPI) is 1659423622, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Kappil's specialty?
- Joseph Kappil is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Kappil located?
- Joseph Kappil's practice location on file with NPPES is 4314 W Crystal Lake Rd, Mchenry, IL 60050-4211.
- What is Joseph Kappil's phone number?
- The practice phone number listed in the NPPES registry for Joseph Kappil is (815) 363-8866.
- Does Joseph Kappil accept Medicare?
- Joseph Kappil is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Kappil's NPI active?
- Yes — Joseph Kappil's NPI (1659423622) is active in the NPPES registry as of the last update on 2025-09-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.