Provider Profile
Gregory F. Zink, O.D.
Unclaimed ProfileAbout Dr. Zink
Gregory F. Zink, O.D. is an optometrist based in Fort Wayne, IN. Gregory is a 1994 graduate of Indiana University - School of Optometry. According to Medicare claims data, Gregory cared for 1,409 Medicare patients across 1,684 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, imaging of retina, and new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more.
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
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (260) 424-5656
- Email not available
Practice Locations
321 E WAYNE ST
Fort Wayne, IN 46802
Conditions Commonly Evaluated or Treated
Within Optometry generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Contact lens issues
Cornea conditions
Corneal issues
Eye conditions
Eye discomfort
Eye diseases
Eye infections
Eye inflammation
Eye injuries
- Corneal abrasion
- Foreign Object in Eye
Eye irritation
Eye surface issues
Eyelid conditions
- Blepharitis
- Drooping eyelid
- Eye Twitching
- Stye
Eyelid issues
Pediatric eye conditions
- Eye misalignment (strabismus)
- Lazy eye (amblyopia)
Pupil issues
Tear duct issues
Vision changes
- Blurry Vision
- Color Blindness
- Distorted Vision
- Double Vision
- Eye Floaters and Flashes
- Eye Strain
- Farsightedness
- Halos Around Lights
- Light Sensitivity
- Night Blindness
- Posterior vitreous detachment
- Tunnel Vision
- Visual Migraines
Procedures & services
Most searched procedures
Contact lens exams
- Bifocal or Multifocal Contact Lens Fitting
- Contact Lens Training
- Plano (Non-Prescription) Colored Contact Lens Exam
- Toric Contact Lens Fitting
Dry eye treatments
Examinations
- Comprehensive medical eye examination
- Diabetic Eye Exam
- DMV Vision Test
- Low Vision Assessment
- Pediatric Eye Exam
Eyelid care
Eyelid treatments
General exams
Glasses and eyewear
- Blue Light Glasses Consultation
- Eyeglass Frame Adjustment and Repair
- Prescription Sunglasses Consultation
- Prism Eyeglasses Fitting
Imaging & tests
- Color Vision Testing
- Corneal topography
- Coronary optical coherence tomography
- Eye-pressure measurement
- Pachymetry
- Retinal photography
- Visual Field Test
Imaging and scans
Minor procedures
Specialty lenses
Surgical evaluations
Tear duct procedures
Therapy
Urgent care
- Emergency Eye Care
- Foreign Object Removal from Eye
Vision correction
Procedures Most Often Billed to Medicare
1,684 services · 1,409 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
27 | More often than most peers in Optometrist |
| Imaging of retina | Treatment | 92134 |
244 | More than most peers in Optometrist |
| Imaging of optic nerve | Treatment | 92133 |
119 | More often than most peers in Optometrist |
| Exam of visual field with extended testing | Treatment | 92083 |
110 | More often than most peers in Optometrist |
| Extended exam of the back part of the eye with retinal drawing | Treatment | 92201 |
45 | More often than most peers in Optometrist |
| Photography of the retina | Treatment | 92250 |
12 | Less often than most peers in Optometrist |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
757 | More than most peers in Optometrist |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
182 | More than most peers in Optometrist |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
103 | More often than most peers in Optometrist |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
52 | More often than most peers in Optometrist |
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 optometrists at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 31 related providers in 4 groups
Other optometrists in Fort Wayne 8
Same specialty, same city.
Trained at Indiana University - School of Optometry 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at Indiana University - School of Optometry 7
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound scan of cornea to determine thickness 8
Providers in IN who bill this service to Medicare most often.
Common questions
What does Gregory F. Zink specialize in?
Gregory F. Zink is an optometrist in Fort Wayne, IN. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Gregory F. Zink located?
Gregory F. Zink is listed at 321 E Wayne St, Fort Wayne, IN 46802. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Gregory F. Zink's phone number?
The number on file is (260) 424-5656. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Gregory F. Zink's NPI number?
Gregory F. Zink's National Provider Identifier is 1144232794. 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 Gregory F. Zink train?
Gregory F. Zink attended Indiana University - School of Optometry, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How long has Gregory F. Zink been practicing?
Gregory F. Zink has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What does Gregory F. Zink do most often?
According to Medicare billing data, Gregory F. Zink performs imaging including ultrasound scan of cornea to determine thickness; 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 Gregory F. Zink confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Gregory F. Zink. 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.