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Edit this profileWhere to find William S. Gange, MD
- Fort Collins location main office
3151 Precision Dr, Fort Collins, CO 80528 - Oak Park location
3 Erie Ct Ste L700, Oak Park, IL 60302 - Aurora location
1675 Aurora Ct, Aurora, CO 80045 - Loveland location
2555 E 13th St Ste 225, Loveland, CO 80537 - Greeley location
1701 61st Ave, Greeley, CO 80634
About Dr. Gange
Listed in the NPI registry as an ophthalmology — retina specialist, William S. Gange, MD practices in Fort Collins, CO. William graduated from Loyola University of Chicago, Stritch School of Medicine in 2017. According to Medicare claims data, William cared for 2,550 Medicare patients across 28,908 services. The services billed most often include injection, faricimab-svoa, 0.1 mg, imaging of retina, and injection, aflibercept, 1 mg. NPI 1700313368 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
- (970) 221-2222
- Email not available
Practice Locations
3151 PRECISION DR
Fort Collins, CO 80528
3 Erie Ct Ste L700
Oak Park, IL 60302
1675 Aurora Ct
Aurora, CO 80045
2555 E 13th St Ste 225
Loveland, CO 80537
1701 61st Ave
Greeley, CO 80634
Conditions Commonly Evaluated or Treated
Within Ophthalmology 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
Eye injury and cancer
Inflammation, neurologic, and orbit
Most searched conditions
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
- Astigmatism
- Eye misalignment (strabismus)
- Farsightedness
- Lazy eye (amblyopia)
- Nearsightedness
- Presbyopia
Retina and vitreous
Eye injuries
Retina & vitreous
Procedures & services
Cataract and lens
- Cataract surgery with lens implant
- Laser-assisted cataract surgery
- Intraocular lens exchange
- YAG laser capsulotomy
Cornea and refractive
Emergency and minor
- Corneal rust-ring removal
- Removal of an eye foreign body
- Repair of an eye or eyelid laceration
- Repair of ruptured globe
Examination and imaging
- Eye ultrasound
- Slit-lamp examination
- Visual-field testing
- Corneal topography
- Fluorescein angiography
Eyelid, tear duct, and muscle
- Chalazion removal
- Ectropion repair
- Eyelid surgery
- Tear-duct probing
- Drooping-eyelid repair
- Entropion repair
- Eye-muscle surgery
- Tear-duct bypass surgery
Glaucoma
- Cyclophotocoagulation
- Trabeculectomy
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Retina
Most searched procedures
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
Procedures Most Often Billed to Medicare
28,908 services · 2,550 patients · 21 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of drug into eye | Procedure | 67028 |
1,430 | More often than most peers in Ophthalmology — Retina Specialist |
| Removal of eye fluid (vitreous) between lens and retina | Procedure | 67036 |
22 | More often than most peers in Ophthalmology — Retina Specialist |
| Photocoagulation treatment to prevent detachment of retina | Procedure | 67145 |
20 | More often than most peers in Ophthalmology — Retina Specialist |
| Photocoagulation treatment to prevent detachment of retina | Procedure | 67145 |
16 | More often than most peers in Ophthalmology — Retina Specialist |
| Removal of membrane of retina with removal of internal limiting membrane of retina | Procedure | 67042 |
14 | Less often than most peers in Ophthalmology — Retina Specialist |
| Destruction of eye fluid (vitreous) between lens and retina using a laser | Procedure | 67039 |
14 | As often as other peers in Ophthalmology — Retina Specialist |
| Repair of detached retina with drainage and removal of eye fluid between lens and retina | Procedure | 67108 |
12 | Less often than most peers in Ophthalmology — Retina Specialist |
| Removal of membrane of retina | Procedure | 67041 |
12 | Less often than most peers in Ophthalmology — Retina Specialist |
| 2d ultrasound scan of eye tissue and structures | Imaging | 76512 |
27 | As often as other peers in Ophthalmology — Retina Specialist |
| Imaging of retina | Treatment | 92134 |
2,163 | More often than most peers in Ophthalmology — Retina Specialist |
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 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at Loyola University of Chicago, Stritch School of Medicine 4
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2017 at Loyola University of Chicago, Stritch School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of drug into eye 8
Providers in CO who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Gange?
Dr. Gange is an eye doctor in Fort Collins, CO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology — Retina Specialist”.
NPI registry
What is Dr. Gange's address?
Dr. Gange is listed at 3151 Precision Dr, Fort Collins, CO 80528. 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. Gange?
The number on file is (970) 221-2222. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Gange's NPI number?
Dr. Gange's National Provider Identifier is 1700313368. 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. Gange train?
Dr. Gange attended Loyola University of Chicago, Stritch School of Medicine, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Gange been practicing?
Dr. Gange has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Gange perform?
According to Medicare billing data, Dr. Gange performs procedures including injection of drug into eye, removal of eye fluid between lens and retina and photocoagulation treatment to prevent detachment of retina; reads or performs imaging such as 2d ultrasound scan of eye tissue and structures; provides treatments such as imaging of retina and extended exam of the back part of the eye with retinal drawing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Gange confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Gange. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.