Simon Ka Chun So, M.D., Professional Medical Inc.
NPI 1003586801 · Internal Medicine Physician · Irvine, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Simon Ka Chun So, M.D., Professional Medical Inc. is a Internal Medicine Physician organization in Irvine, CA (NPI 1003586801).
Provider details
- NPI number
- 1003586801
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Simon So, Director(949) 273-2888
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Primary Care Clinic/Center261QP2300X
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
Other names (DBA / former)
- Doing business as
- Synergy Primary Care
Registry dates
- Enumerated
- 2021-09-14
- Last updated
- 2022-03-18
- Certified
- 2022-03-18
Frequently asked questions
- What is Simon Ka Chun So, M.D., Professional Medical Inc.'s NPI number?
- Simon Ka Chun So, M.D., Professional Medical Inc.'s National Provider Identifier (NPI) is 1003586801, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Simon Ka Chun So, M.D., Professional Medical Inc.?
- Simon Ka Chun So, M.D., Professional Medical Inc. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Simon Ka Chun So, M.D., Professional Medical Inc. located?
- Simon Ka Chun So, M.D., Professional Medical Inc.'s practice location on file with NPPES is 4330 Barranca Pkwy Ste 245, Irvine, CA 92604-1704.
- What is Simon Ka Chun So, M.D., Professional Medical Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Simon Ka Chun So, M.D., Professional Medical Inc. is (949) 273-2888.
- Does Simon Ka Chun So, M.D., Professional Medical Inc. accept Medicare?
- Simon Ka Chun So, M.D., Professional Medical Inc. 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 Simon Ka Chun So, M.D., Professional Medical Inc.?
- The authorized official listed on Simon Ka Chun So, M.D., Professional Medical Inc.'s NPPES record is Simon So, Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Simon Ka Chun So, M.D., Professional Medical Inc.'s NPI active?
- Yes — Simon Ka Chun So, M.D., Professional Medical Inc.'s NPI (1003586801) is active in the NPPES registry as of the last update on 2022-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.