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- 815 South 13Th St., Decatur, IN 46733
About Dr. Harshman
Listed in the NPI registry as an optometrist, Michael A. Harshman, O.D. practices in Decatur, IN. Michael graduated from Indiana University - School of Optometry in 1990. According to Medicare claims data, Michael cared for 296 Medicare patients across 376 services. The services billed most often include established patient complete exam of visual system, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and removal of recurring cataract in lens capsule using a laser. NPI 1598844946 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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) 724-4111
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
815 SOUTH 13TH ST.
Decatur, IN 46733
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
- Astigmatism
- Dry eye
- Nearsightedness
- Pink eye
- Presbyopia
Contact lens issues
- Contact Lens Intolerance
Cornea conditions
- Keratoconus
- Pterygium
Corneal issues
- Corneal Neovascularization
- Eye Sunburn
Eye conditions
- Broken Blood Vessel in Eye
Eye discomfort
- Burning Eyes
- Discharge from Eye
- Red Eyes
Eye diseases
- Cataracts
- Diabetic retinopathy
- Glaucoma
- Macular degeneration
- Retinal Tear Symptoms
Eye infections
- Corneal ulcer
Eye inflammation
- Iritis
Eye injuries
- Corneal abrasion
- Foreign Object in Eye
Eye irritation
- Eye Allergies
- Eye Pain
- Watery Eyes
Eye surface issues
- Yellow Bump on Eye
Eyelid conditions
- Blepharitis
- Drooping eyelid
- Eye Twitching
- Stye
Eyelid issues
- Chalazion
- Ectropion
- Entropion
- Eyelash Lice or Dandruff
Pediatric eye conditions
- Eye misalignment (strabismus)
- Lazy eye (amblyopia)
Pupil issues
- Unequal Pupil Sizes
Tear duct issues
- Blocked tear duct
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 fitting
- Dry eye treatment
- Eye exam
- Glasses prescription
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
- Autologous Serum Eye Drops Fitting
- IPL for Dry Eye
- LipiFlow Treatment
- Meibomian Gland Expression
Examinations
- Comprehensive medical eye examination
- Diabetic Eye Exam
- DMV Vision Test
- Low Vision Assessment
- Pediatric Eye Exam
Eyelid care
- Eyelid Deep Cleaning
Eyelid treatments
- Stye Removal
General exams
- School Vision Screening Follow-Up
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
- Optical Coherence Tomography Scan
Minor procedures
- Amniotic Membrane Placement
- Tear Duct Plugs
Specialty lenses
- Ortho-K
- RGP Contact Lens Fitting
- Scleral Lens Fitting
Surgical evaluations
- Cataract Evaluation
- Corneal Cross-Linking Evaluation
- LASIK Consultation
- PRK Evaluation
Tear duct procedures
- Flushing of Tear Ducts
Therapy
- Sports Vision Training
- Vision Therapy
Urgent care
- Emergency Eye Care
- Foreign Object Removal from Eye
Vision correction
- Myopia Management
Procedures Most Often Billed to Medicare
376 services · 296 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
48 | More often than most peers in Optometrist |
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
24 | Less often than most peers in Optometrist |
| Established patient complete exam of visual system | Treatment | 92014 |
150 | More often than most peers in Optometrist |
| New patient complete exam of visual system | Treatment | 92004 |
11 | Less often 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 |
143 | 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.
Trained at Indiana University - School of Optometry 8
Other providers in the same specialty who trained at the same institution.
Class of 1990 at Indiana University - School of Optometry 8
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
Also performs Removal of recurring cataract in lens capsule using a laser 8
Providers in IN who bill this service to Medicare most often.
Common questions
What does Michael A. Harshman specialize in?
Michael A. Harshman is an optometrist in Decatur, IN. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Michael A. Harshman located?
Michael A. Harshman is listed at 815 South 13Th St., Decatur, IN 46733. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Michael A. Harshman's phone number?
The number on file is (260) 724-4111. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Michael A. Harshman's NPI number?
Michael A. Harshman's National Provider Identifier is 1598844946. 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 Michael A. Harshman train?
Michael A. Harshman attended Indiana University - School of Optometry, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How long has Michael A. Harshman been practicing?
Michael A. Harshman has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
What does Michael A. Harshman do most often?
According to Medicare billing data, Michael A. Harshman performs procedures including removal of recurring cataract in lens capsule using a laser and removal of cataract with insertion of prosthetic lens; provides treatments such as established patient complete exam of visual system and new 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
Has Michael A. Harshman confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Michael A. Harshman. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.