Physician Profile
Unclaimed ProfileAbout KNUTH
John Gerard Knuth, OD practises optometry in Green Bay, WI. John is a 1989 graduate of Illinois College of Optometry at Chicago. John is also listed as specialising in optometrist.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Knuth specialise in?
Dr. Knuth is an optometry in Green Bay, WI. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPTOMETRY”.
NPI registry
Where is Dr. Knuth located?
Dr. Knuth is listed at 535 SOUTH MONROE AVENUE, Green Bay, WI 54301. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Knuth's phone number?
The number on file is (920) 435-9511. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Knuth?
Dr. Knuth's National Provider Identifier is 1396715173. 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
Where did Dr. Knuth go to medical school?
Dr. Knuth attended Illinois College of Optometry at Chicago, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Knuth have?
Dr. Knuth has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Knuth do most often?
According to Medicare billing data, Dr. Knuth provides treatments such as established patient complete exam of visual system, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Knuth's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Knuth. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (920) 435-9511
- Email not available
Practice Locations
535 SOUTH MONROE AVENUE
Green Bay, WI 54301
Procedures Most Often Billed to Medicare
33 services · 33 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Established patient complete exam of visual system | Treatment | 92014 |
17 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
16 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other optometry specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other optometry specialists in Green Bay 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Illinois College of Optometry at Chicago 8
Other providers in the same specialty who trained at the same institution.
Class of 1989 at Illinois College of Optometry at Chicago 8
Providers who graduated from the same medical school in the same year.
Also performs Established patient complete exam of visual system 8
Providers in WI who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.