Provider Profile
Listed in the NPI registry as an optometrist, William H. Kiernan, OD practices in Loma Linda, CA. William graduated from Southern College of Optometry in 1981. Medicare claims data shows William provided 547 services to 372 patients. The services billed most often include established patient problem focused exam of visual system.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
11370 ANDERSON ST STE 1800
Loma Linda, CA 92354
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.
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
Most searched procedures
Contact lens exams
Dry eye treatments
Examinations
Eyelid care
Eyelid treatments
General exams
Glasses and eyewear
Imaging & tests
Imaging and scans
Minor procedures
Specialty lenses
Surgical evaluations
Tear duct procedures
Therapy
Urgent care
Vision correction
547 services · 372 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient problem focused exam of visual system | Treatment | 92012 |
547 | More than most peers in Optometrist |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Kiernan is an optometrist in Loma Linda, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Kiernan is listed at 11370 Anderson St Ste 1800, Loma Linda, CA 92354. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (909) 558-2154. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Kiernan's National Provider Identifier is 1174548291. 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
Dr. Kiernan attended Southern College of Optometry, graduating in 1981. This comes from the CMS National Downloadable File.
CMS public data
Dr. Kiernan has 45 years experience. Calculated from a graduation year of 1981, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Kiernan provides treatments such as established patient problem focused exam of visual system. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Kiernan. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.