Doctor profile · Federal record
Dr. Mary Oyen, MD
Ophthalmology Physician (CMS: Ophthalmology) · Platteville, WI
- NPI 1770536161
- Accepts Medicare
- MIPS 97.7 / 100 · 2023
- 33 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1450 Eastside RD, Ste 120
Platteville, WI 538189800
(608) 342-2020
fax (608) 342-6330
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- November 27, 2020
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- Wisconsin #35622-020
- Medicaid
- WI #32460100
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1770536161. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$144
Transactions
13
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| New World Medical,INC. | 5 | $30.51 | |
| Organon LLC | 2 | $19.44 | |
| Merck Sharp & Dohme LLC | 1 | $19.12 | |
| Pfizer INC. | 1 | $18.27 | |
| Dexcom, INC. | 1 | $15.43 | |
| Janssen Pharmaceuticals, INC | 1 | $14.12 | |
| Abbvie INC. | 1 | $13.97 | |
| Alkermes, INC. | 1 | $13.56 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
813
Patients
322
Total drug cost
$54,138
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 240 | 66 | $3,988 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 134 | 38 | $2,885 |
| Prednisolone Acetate | Generic | 113 | 100 | $6,661 |
| Timolol Maleate | Generic | 66 | 25 | $3,584 |
| Moxifloxacin (Moxifloxacin Hcl) | Brand | 58 | 50 | $1,671 |
| Travoprost | Generic | 46 | 0 | $6,449 |
| Bromfenac Sodium | Generic | 35 | 24 | $6,427 |
| Brimonidine Tartrate | Generic | 30 | 0 | $4,452 |
| Ilevro (Nepafenac) | Brand | 28 | 19 | $10,797 |
| Fluorometholone | Generic | 20 | 0 | $2,135 |
Frequently asked questions
What is Dr. Mary Oyen's medical specialty?
Dr. Mary Oyen practices Ophthalmology Physician in Platteville, WI.
Where does Dr. Mary Oyen practice?
Dr. Mary Oyen practices at 1450 Eastside RD, Platteville, WI 538189800. Office phone: 6083422020.
What is Dr. Mary Oyen's NPI?
Dr. Mary Oyen's National Provider Identifier (NPI) is 1770536161, issued by NPPES.
Does Dr. Mary Oyen accept Medicare assignment?
Yes. Dr. Mary Oyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.