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Edit this profileAt a glance
- 12512 Garden Grove Blvd, Garden Grove, CA 92843
About Dr. Leson
Sean Leson, D.O. practices clinical & laboratory immunology in Garden Grove, CA. Sean is a 1989 graduate of At Still University of Health Sciences, College of Osteo Med, Kirksville. Sean is also listed as specializing in internal medicine. According to Medicare claims data, Sean cared for 319 Medicare patients across 9,916 services. The services billed most often include professional service for preparation and provision of 1 or more antigens, test for allergy using allergenic extract, and prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or. The provider's National Provider Identifier (NPI) is 1699733766.
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
- (714) 590-1611
- Email not available
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Practice Locations
12512 GARDEN GROVE BLVD
Garden Grove, CA 92843
Procedures Most Often Billed to Medicare
9,916 services · 319 patients · 16 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Irrigation of sphenoid nasal sinus | Procedure | 31002 |
197 |
| Professional service for preparation and provision of 1 or more antigens | Treatment | 95165 |
3,990 |
| Test for allergy using allergenic extract | Treatment | 95004 |
1,575 |
| Test for allergy using allergenic extract injected into skin | Treatment | 95024 |
725 |
| Professional service for multiple injections of allergen | Treatment | 95117 |
402 |
| Inhalation treatment for acute airway obstruction, first hour | Treatment | 94644 |
252 |
| Inhalation treatment for acute airway obstruction, each additional hour | Treatment | 94645 |
240 |
| Test to assess middle ear function | Treatment | 92567 |
236 |
| Evaluation of use of breathing device | Treatment | 94664 |
234 |
| Initial therapy service to facilitate lung function | Treatment | 94667 |
199 |
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 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Class of 1989 at At Still University of Health Sciences, College of Osteo Med, Kirksville 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Sean Leson's specialty?
Sean Leson is a clinical & laboratory immunology in Garden Grove, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Sean Leson?
Sean Leson is listed at 12512 Garden Grove Blvd, Garden Grove, CA 92843. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Sean Leson?
The number on file is (714) 590-1611. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Sean Leson's NPI number?
Sean Leson's National Provider Identifier is 1699733766. 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 Sean Leson's education?
Sean Leson attended At Still University of Health Sciences, College of Osteo Med, Kirksville, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How long has Sean Leson been practicing?
Sean Leson has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What is Sean Leson known for?
According to Medicare billing data, Sean Leson performs procedures including irrigation of sphenoid nasal sinus; provides treatments such as professional service for preparation and provision of 1 or more antigens and test for allergy using allergenic extract, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Sean Leson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Sean Leson. If this is you, claiming it is free.
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