Sarah Nehls, MD
NPI 1841266368 · Ophthalmology Physician · Madison, WI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Nehls, MD is a Ophthalmology Physician provider in Madison, WI (NPI 1841266368).
Provider details
- NPI number
- 1841266368
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 47879 (WI)
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
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
1,753 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 359 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 327 | $72 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 201 | $102 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 174 | $501 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 173 | $32 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 278 | 158 |
| Ketorolac Tromethamine | 204 | 159 |
| Moxifloxacin Hclbrand: Moxifloxacin | 116 | 52 |
| Ofloxacin | 96 | 38 |
| Fluorometholone | 83 | 29 |
| Cyclosporine | 63 | 19 |
| Valacyclovir Hclbrand: Valacyclovir | 60 | 21 |
| Latanoprost | 48 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$28 across 1 record (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
- 2006-02-24
- Last updated
- 2021-01-22
- Certified
- 2021-01-22
Frequently asked questions
- What is Sarah Nehls's NPI number?
- Sarah Nehls's National Provider Identifier (NPI) is 1841266368, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Nehls's specialty?
- Sarah Nehls is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Sarah Nehls located?
- Sarah Nehls's practice location on file with NPPES is 2880 University Ave, Madison, WI 53705.
- What is Sarah Nehls's phone number?
- The practice phone number listed in the NPPES registry for Sarah Nehls is (608) 263-7171.
- Does Sarah Nehls accept Medicare?
- Sarah Nehls is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Nehls's NPI active?
- Yes — Sarah Nehls's NPI (1841266368) is active in the NPPES registry as of the last update on 2021-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.