Physician Profile
Unclaimed ProfileAbout DERBY
Jack Derby, OD practices optometry in Marion, IN. Jack is a 2015 graduate of Indiana University - School of Optometry. Jack is also listed as specializing in optometrist. According to Medicare claims data, Jack cared for 391 Medicare patients across 450 services.
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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (765) 662-6648
- Email not available
Practice Locations
506 S WASHINGTON ST
Marion, IN 46953
Procedures Most Often Billed to Medicare
450 services · 391 patients · 8 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
27 |
| Imaging of retina | Treatment | 92134 |
36 |
| Imaging of optic nerve | Treatment | 92133 |
32 |
| Photography of the retina | Treatment | 92250 |
28 |
| Exam of visual field with extended testing | Treatment | 92083 |
23 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
199 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
68 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
37 |
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 2
Same specialty, same street address — most likely the same department or group.
Other optometry specialists in Marion 6
Same specialty, same city.
Trained at Indiana University - School of Optometry 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2015 at Indiana University - School of Optometry 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 IN who bill this service to Medicare most often.
Common questions
What does Dr. Derby specialize in?
Dr. Derby is an optometry in Marion, IN. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPTOMETRY”.
NPI registry
Where is Dr. Derby located?
Dr. Derby is listed at 506 S WASHINGTON ST, Marion, IN 46953. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Derby's phone number?
The number on file is (765) 662-6648. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Derby's NPI number?
Dr. Derby's National Provider Identifier is 1841671948. 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. Derby go to medical school?
Dr. Derby attended Indiana University - School of Optometry, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Derby been practicing?
Dr. Derby has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Derby do most often?
According to Medicare billing data, Dr. Derby performs procedures including removal of cataract with insertion of prosthetic lens; provides treatments such as imaging of retina 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. Derby confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Derby. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.