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Edit this profileAt a glance
- 113 New Rochester Rd, Suite One, Dover, NH 03820
About Dr. Guarino
Derek W. Guarino, OD is an optometrist practicing in Dover, NH. Derek trained at New England College of Optometry, graduating in 1995. According to Medicare claims data, Derek cared for 148 Medicare patients across 159 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more and photography of the retina. This provider record is associated with NPI 1427137710.
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
- (603) 742-0045
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
113 NEW ROCHESTER RD SUITE ONE
Dover, NH 03820
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
- Contact Lens Intolerance
Cornea conditions
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
Eye inflammation
- Iritis
Eye injuries
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
Pediatric eye conditions
Pupil issues
- Unequal Pupil Sizes
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 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
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
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
159 services · 148 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Photography of the retina | Treatment | 92250 |
63 | As often as other 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 |
96 | 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.
Related specialists at this location 3
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.
Other optometrists in Dover 6
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at New England College of Optometry 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at New England College of Optometry 8
Providers who graduated from the same medical school in the same year.
Also performs Photography of the retina 7
Providers in NH who bill this service to Medicare most often.
Common questions
What is Dr. Guarino's specialty?
Dr. Guarino is an optometrist in Dover, NH. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Dr. Guarino?
Dr. Guarino is listed at 113 New Rochester Rd Suite One, Dover, NH 03820. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Guarino?
The number on file is (603) 742-0045. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Guarino's NPI number?
Dr. Guarino's National Provider Identifier is 1427137710. 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
What is Dr. Guarino's medical education?
Dr. Guarino attended New England College of Optometry, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Guarino been practicing?
Dr. Guarino has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Guarino known for?
According to Medicare billing data, Dr. Guarino provides treatments such as photography of the retina, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Guarino confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Guarino. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.