Doctor profile · Federal record
Dr. James Knupp, MD
Ophthalmology Physician (CMS: Ophthalmology) · Ophthalmology Physician · Toledo, OH
- NPI 1548211774
- Accepts Medicare
- MIPS 97.1 / 100 · 2023
- 48 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1000 Regency CT Ste 100
Toledo, OH 436233074
(419) 882-0588
fax (419) 885-3070 - Additional location
-
960 W Wooster St Ste 216
Bowling Green, OH 434022650
(419) 352-5500
fax (419) 352-5577 - Mailing address
-
1000 Regency CT, Suite 100
Toledo, OH 436233091
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- November 19, 2025
- Year of graduation
- 1978 — 48 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State licenses (2)
- Ohio #35042466 · Illinois #036075866
- Medicaid (2)
- OH #0086973 · IL #036075866
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1548211774. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
993
Distinct HCPCS
10
Medicare allowed
$73,244
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 213 | 151 | $86 | |
92083 |
Exam of visual field with extended testing | 159 | 139 | $58 | |
92133 |
Imaging of optic nerve | 157 | 139 | $33 | |
92014 |
Established patient complete exam of visual system | 116 | 112 | $121 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 97 | 85 | $122 | |
92060 |
Exam to measure eye deviation and range of motion | 69 | 49 | $59 | |
92134 |
Imaging of retina | 67 | 55 | $38 | |
92020 |
Exam of the internal drainage system of eye | 43 | 41 | $26 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 30 | 30 | $158 | |
92250 |
Photography of the retina | 28 | 27 | $35 |
In context: peer comparison
Among 13 peers in Toledo Ophthalmology Physician, average services per provider: 226. This provider delivers 4.4× the peer median.Open Payments
Industry payments received
All-time total
$73
Transactions
3
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 2 | $44.33 | |
| Dompe US, INC. | 1 | $29.04 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
551
Patients
134
Total drug cost
$41,638
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 182 | 52 | $4,436 |
| Brimonidine Tartrate | Generic | 74 | 23 | $1,209 |
| Timolol Maleate | Generic | 68 | 20 | $831 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 44 | 0 | $1,281 |
| Erythromycin (Erythromycin Base) | Brand | 41 | 24 | $421 |
| Rocklatan (Netarsudil Mesylat/Latanoprost) | Brand | 35 | 0 | $14,682 |
| Dorzolamide Hcl | Generic | 27 | 0 | $703 |
| Prednisolone Acetate | Generic | 24 | 15 | $770 |
| Restasis (Cyclosporine) | Brand | 18 | 0 | $15,045 |
| Moxifloxacin (Moxifloxacin Hcl) | Brand | 13 | 0 | $457 |
Frequently asked questions
What is Dr. James Knupp's medical specialty?
Dr. James Knupp practices Ophthalmology Physician in Toledo, OH.
Where does Dr. James Knupp practice?
Dr. James Knupp practices at 1000 Regency CT Ste 100, Toledo, OH 436233074. Office phone: 4198820588.
What is Dr. James Knupp's NPI?
Dr. James Knupp's National Provider Identifier (NPI) is 1548211774, issued by NPPES.
Does Dr. James Knupp accept Medicare assignment?
Yes. Dr. James Knupp accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Knupp commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Exam of visual field with extended testing (HCPCS 92083); Imaging of optic nerve (HCPCS 92133). Source: CMS Medicare Physician & Other Practitioners file.