William Ehlers, MD
NPI 1942206297 · Ophthalmology Physician · Weatogue, CT
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Ehlers, MD is a Ophthalmology Physician provider in Weatogue, CT (NPI 1942206297).
Provider details
- NPI number
- 1942206297
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 029825 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
21 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
459 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Problem Focused Exam of Visual System92012 | 149 | $94 |
| Established Patient Complete Exam of Visual System92014 | 136 | $132 |
| Imaging of Optic Nerve92133 | 76 | $38 |
| Exam of Visual Field With Extended Testing92083 | 41 | $67 |
| Imaging of Retina92134 | 40 | $42 |
| Photography of the Retina92250 | 17 | $39 |
Typical Medicare-allowed amounts for these services range $38–$132 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 183 | 58 |
| Brimonidine Tartrate | 147 | 46 |
| Cyclosporinebrand: Restasis | 83 | 33 |
| Cyclosporine | 71 | 29 |
| Dorzolamide Hcl | 63 | 20 |
| Timolol Maleate | 52 | 19 |
| Brinzolamide/Brimonidine Tartbrand: Simbrinza | 48 | 11 |
| Dorzolamide Hcl/Timolol Maleat |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-22
- Last updated
- 2022-09-29
Frequently asked questions
- What is William Ehlers's NPI number?
- William Ehlers's National Provider Identifier (NPI) is 1942206297, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Ehlers's specialty?
- William Ehlers is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is William Ehlers located?
- William Ehlers's practice location on file with NPPES is 381 Hopmeadow St, Weatogue, CT 06089-9692.
- What is William Ehlers's phone number?
- The practice phone number listed in the NPPES registry for William Ehlers is (860) 651-1726.
- Does William Ehlers accept Medicare?
- William Ehlers is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Ehlers's NPI active?
- Yes — William Ehlers's NPI (1942206297) is active in the NPPES registry as of the last update on 2022-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.