Physician Profile
Unclaimed ProfileAbout HAMMES
Based in Fond Du Lac, WI, David Brian Hammes, O.D. is listed in the NPI registry under optometry. David graduated from Illinois College of Optometry at Chicago in 2004. David is also listed as specialising in optometrist — corneal & contact lens.
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 kind of doctor is Dr. Hammes?
Dr. Hammes is an optometry in Fond Du Lac, WI. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPTOMETRY”.
NPI registry
What is Dr. Hammes's address?
Dr. Hammes is listed at 355 N PETERS AVE, Fond Du Lac, WI 54935. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Hammes?
The number on file is (920) 922-7121. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Hammes's NPI number?
Dr. Hammes's National Provider Identifier is 1588745756. 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. Hammes train?
Dr. Hammes attended Illinois College of Optometry at Chicago, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Hammes been practising?
Dr. Hammes has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Hammes perform?
According to Medicare billing data, Dr. Hammes performs procedures including removal of cataract with insertion of prosthetic lens; 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
Has Dr. Hammes confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hammes. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (920) 922-7121
- Email not available
Practice Locations
355 N PETERS AVE
Fond Du Lac, WI 54935
Procedures Most Often Billed to Medicare
3,851 services · 367 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
3,505 |
| Established patient complete exam of visual system | Treatment | 92014 |
232 |
| Imaging of optic nerve | Treatment | 92133 |
38 |
| Exam of visual field with extended testing | Treatment | 92083 |
29 |
| Imaging of retina | Treatment | 92134 |
11 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
36 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated 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 3
Same specialty, same street address — most likely the same department or group.
Also at this address 4
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 Fond Du Lac 6
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 2004 at Illinois College of Optometry at Chicago 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of cataract with insertion of prosthetic lens 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.