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Edit this profileAt a glance
- 696 Hampshire Rd, Suite 120, Westlake Village, CA 91361
About Dr. Darin
John J. Darin, M.D. is a healthcare provider in Westlake Village, CA specializing in ophthalmology. John trained at University of Michigan Medical School, graduating in 1966. John is also listed as specializing in specialist. According to Medicare claims data, John cared for 621 Medicare patients across 739 services. The services billed most often include established patient complete exam of visual system, photography of the retina, and imaging of optic nerve. This provider record is associated with NPI 1902801764.
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
- (818) 933-6902
- Email not available
Practice Locations
696 HAMPSHIRE RD SUITE 120
Westlake Village, CA 91361
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
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
Inflammation, neurologic, and orbit
Retina & vitreous
Procedures & services
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
Procedures Most Often Billed to Medicare
739 services · 621 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
28 | Less often than most peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
449 | As often as other peers in Ophthalmology |
| Photography of the retina | Treatment | 92250 |
115 | As often as other peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
51 | Less often than most peers in Ophthalmology |
| New patient complete exam of visual system | Treatment | 92004 |
48 | As often as other peers in Ophthalmology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
48 | Less often than most peers in Ophthalmology |
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.
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 eye doctors in Westlake Village 8
Same specialty, same city.
Trained at University of Michigan Medical School 8
Other providers in the same specialty who trained at the same institution.
More connections — 10 related providers in 2 groups
Class of 1966 at University of Michigan Medical School 3
Providers who graduated from the same medical school in the same year.
Also performs Removal of recurring cataract in lens capsule using a laser 7
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is John J. Darin?
John J. Darin is an eye doctor in Westlake Village, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
What is John J. Darin's address?
John J. Darin is listed at 696 Hampshire Rd Suite 120, Westlake Village, CA 91361. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with John J. Darin?
The number on file is (818) 933-6902. Contact the office directly to confirm availability and scheduling.
NPI registry
What is John J. Darin's NPI number?
John J. Darin's National Provider Identifier is 1902801764. 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 John J. Darin train?
John J. Darin attended University of Michigan Medical School, graduating in 1966. This comes from the CMS National Downloadable File.
CMS public data
How long has John J. Darin been practicing?
John J. Darin has 60 years experience. Calculated from a graduation year of 1966, reported in the CMS National Downloadable File.
CMS public data
What procedures does John J. Darin perform?
According to Medicare billing data, John J. Darin performs procedures including removal of recurring cataract in lens capsule using a laser; provides treatments such as established patient complete exam of visual system and 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 John J. Darin confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John J. Darin. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.