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Edit this profileWhere to find Karen C. Lin, O.D.
- Irvine location main office
850 Health Sciences Rd, Irvine, CA 92617 - Fullerton location
2575 Yorba Linda Blvd, Fullerton, CA 92831
About Dr. Lin
Karen C. Lin, O.D. is an optometrist based in Irvine, CA. Karen is a 2003 graduate of Southern California College of Optometry. Medicare claims data shows Karen provided 207 services to 195 patients. 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. The provider's National Provider Identifier (NPI) is 1831241801.
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
- (949) 824-2020
- Email not available
Practice Locations
850 HEALTH SCIENCES RD
Irvine, CA 92617
2575 Yorba Linda Blvd
Fullerton, CA 92831
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
Cornea conditions
Corneal issues
Eye conditions
Eye discomfort
Eye diseases
Eye infections
Eye inflammation
Eye injuries
Eye irritation
Eye surface issues
Eyelid conditions
Eyelid issues
Pediatric eye conditions
Pupil issues
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 exams
- Bifocal or Multifocal Contact Lens Fitting
- Contact Lens Training
- Plano (Non-Prescription) Colored Contact Lens Exam
- Toric Contact Lens Fitting
Dry eye treatments
Examinations
- Comprehensive medical eye examination
- Diabetic Eye Exam
- DMV Vision Test
- Low Vision Assessment
- Pediatric Eye Exam
Eyelid care
Eyelid treatments
General exams
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
Specialty lenses
Surgical evaluations
Tear duct procedures
Therapy
Urgent care
Vision correction
Procedures Most Often Billed to Medicare
207 services · 195 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
207 | 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.
Other optometrists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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.
More connections — 24 related providers in 3 groups
Other optometrists in Irvine 8
Same specialty, same city.
Trained at Southern California College of Optometry 8
Other providers in the same specialty who trained at the same institution.
Class of 2003 at Southern California College of Optometry 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Karen C. Lin?
Karen C. Lin is an optometrist in Irvine, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Karen C. Lin's address?
Karen C. Lin is listed at 850 Health Sciences Rd, Irvine, CA 92617. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Karen C. Lin?
The number on file is (949) 824-2020. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Karen C. Lin?
Karen C. Lin's National Provider Identifier is 1831241801. 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 Karen C. Lin train?
Karen C. Lin attended Southern California College of Optometry, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Karen C. Lin have?
Karen C. Lin has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What procedures does Karen C. Lin perform?
According to Medicare billing data, Karen C. Lin the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Karen C. Lin's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Karen C. Lin. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.