Doctor profile · Federal record
Dr. Benjamin Ernst, M.D.
Retina Specialist (Ophthalmology) Physician (CMS: Ophthalmology) · Ophthalmology Physician · Appleton, WI
- NPI 1518162247
- Accepts Medicare
- 20 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
442 N Westhill Blvd Ste A
Appleton, WI 549145830
(920) 751-8666
Credentials & registration
- NPI registered
- June 2007 — 19 yrs on file
- Profile last updated
- September 21, 2023
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207WX0107X — NUCC code
- State licenses (2)
- Wisconsin #57459020 · Colorado #48790
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1518162247. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
5,206
Distinct HCPCS
10
Medicare allowed
$1,169,530
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92134 |
Imaging of retina | 1,404 | 376 | $38 | |
67028 |
Injection of drug into eye | 1,148 | 223 | $117 | |
J0178 |
Injection, aflibercept, 1 mg | 906 | 76 | $870 | |
J9035 |
Injection, bevacizumab, 10 mg | 813 | 158 | $71 | |
92012 |
Established patient problem focused exam of visual system | 375 | 192 | $85 | |
J2778 |
Injection, ranibizumab, 0.1 mg | 325 | 13 | $227 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 75 | 75 | $156 | |
92014 |
Established patient complete exam of visual system | 55 | 54 | $121 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 34 | 34 | $105 | |
92004 |
New patient complete exam of visual system | 20 | 20 | $143 |
In context: peer comparison
Among 1 peers in Appleton Retina Specialist (Ophthalmology) Physician, average services per provider: 400. This provider delivers 13× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
97
Patients
20
Total drug cost
$3,633
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisolone Acetate | Generic | 40 | 20 | $2,633 |
| Ketorolac Tromethamine | Generic | 27 | 0 | $721 |
| Timolol Maleate | Generic | 16 | 0 | $156 |
| Latanoprost | Generic | 14 | 0 | $123 |
Hospital affiliations
Frequently asked questions
What is Dr. Benjamin Ernst's medical specialty?
Dr. Benjamin Ernst practices Retina Specialist (Ophthalmology) Physician in Appleton, WI.
Where does Dr. Benjamin Ernst practice?
Dr. Benjamin Ernst practices at 442 N Westhill Blvd Ste A, Appleton, WI 549145830. Office phone: 9207518666.
What is Dr. Benjamin Ernst's NPI?
Dr. Benjamin Ernst's National Provider Identifier (NPI) is 1518162247, issued by NPPES.
Does Dr. Benjamin Ernst accept Medicare assignment?
Yes. Dr. Benjamin Ernst accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Benjamin Ernst commonly perform?
Top Medicare-reported procedures in 2023: Imaging of retina (HCPCS 92134); Injection of drug into eye (HCPCS 67028); Injection, aflibercept, 1 mg (HCPCS J0178). Source: CMS Medicare Physician & Other Practitioners file.