Physician Profile
Unclaimed ProfileAbout OSTER
Based in Grand Junction, CO, John Gerard Oster, MD is listed in the NPI registry under ophthalmology. John graduated from Albany Medical College of Union University in 1991.
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
Common questions
What is Dr. Oster's specialty?
Dr. Oster is an ophthalmology in Grand Junction, CO. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
Where can I find Dr. Oster?
Dr. Oster is listed at 2472 PATTERSON RD SUITE 11, Grand Junction, CO 81505. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Oster?
The number on file is (970) 424-5555. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Oster?
Dr. Oster's National Provider Identifier is 1295775195. 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. Oster's medical education?
Dr. Oster attended Albany Medical College of Union University, graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Oster have?
Dr. Oster has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Oster known for?
According to Medicare billing data, Dr. Oster performs procedures including removal of recurring cataract in lens capsule using a laser and removal of cataract with insertion of prosthetic lens; reads or performs imaging such as ultrasound scan to determine eye length and lens power; provides treatments such as ct scan of cornea, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Oster's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Oster. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (970) 424-5555
- Email not available
Practice Locations
2472 PATTERSON RD SUITE 11
Grand Junction, CO 81505
Procedures Most Often Billed to Medicare
548 services · 394 patients · 8 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
69 |
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
56 |
| Ultrasound scan to determine eye length and lens power | Imaging | 76519 |
120 |
| Ct scan of cornea | Treatment | 92025 |
50 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
92 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
70 |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
60 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
31 |
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 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.
Other ophthalmology specialists in Grand Junction 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Albany Medical College of Union University 8
Other providers in the same specialty who trained at the same institution.
Class of 1991 at Albany Medical College of Union University 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of recurring cataract in lens capsule using a laser 8
Providers in CO who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.