Physician Profile
James A Knupp, MD practices ophthalmology in Toledo, OH. James is a 1978 graduate of Ohio State University College of Medicine. According to Medicare claims data, James cared for 719 Medicare patients across 844 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
1000 REGENCY CT STE 100
Toledo, OH 43623
Within Ophthalmology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Most searched procedures
844 services · 719 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Established patient complete exam of visual system | Treatment | 92014 |
156 |
| Imaging of optic nerve | Treatment | 92133 |
136 |
| Exam of visual field with extended testing | Treatment | 92083 |
130 |
| Established patient problem focused exam of visual system | Treatment | 92012 |
93 |
| Imaging of retina | Treatment | 92134 |
60 |
| Exam to measure eye deviation and range of motion | Treatment | 92060 |
51 |
| Exam of the internal drainage system of eye | Treatment | 92020 |
35 |
| Photography of the retina | Treatment | 92250 |
26 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
121 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
24 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Knupp is an ophthalmology in Toledo, OH. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
Dr. Knupp is listed at 1000 REGENCY CT STE 100, Toledo, OH 43623. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (419) 882-0588. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Knupp's National Provider Identifier is 1548211774. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Knupp attended Ohio State University College of Medicine, graduating in 1978. This comes from the CMS National Downloadable File.
CMS public data
Dr. Knupp has 48 years experience. Calculated from a graduation year of 1978, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Knupp provides treatments such as established patient complete exam of visual system and imaging of optic nerve, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Knupp. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.