Sean Leson DO Mph PC
NPI 1245305838 · Medical Specialty Clinic/Center · Garden Grove, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sean Leson DO Mph PC is a Medical Specialty Clinic/Center organization in Garden Grove, CA (NPI 1245305838).
Provider details
- NPI number
- 1245305838
- Entity type
- Organization
- Primary specialty
- Medical Specialty Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Sean Leson, President(714) 590-1611
- License
- 20A6461 (CA)
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-21
- Last updated
- 2015-07-20
Frequently asked questions
- What is Sean Leson DO Mph PC's NPI number?
- Sean Leson DO Mph PC's National Provider Identifier (NPI) is 1245305838, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Sean Leson DO Mph PC?
- Sean Leson DO Mph PC is classified in the NPPES registry as Medical Specialty Clinic/Center (Ambulatory Health Care Facilities).
- Where is Sean Leson DO Mph PC located?
- Sean Leson DO Mph PC's practice location on file with NPPES is 12512 Garden Grove Blvd, Garden Grove, CA 92843-1907.
- What is Sean Leson DO Mph PC's phone number?
- The practice phone number listed in the NPPES registry for Sean Leson DO Mph PC is (714) 590-1611.
- Does Sean Leson DO Mph PC accept Medicare?
- Sean Leson DO Mph PC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Sean Leson DO Mph PC?
- The authorized official listed on Sean Leson DO Mph PC's NPPES record is Sean Leson, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Sean Leson DO Mph PC's NPI active?
- Yes — Sean Leson DO Mph PC's NPI (1245305838) is active in the NPPES registry as of the last update on 2015-07-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.