Lawrence L. Chao, MD a Professional Corp.
NPI 1922422526 · Primary Care Clinic/Center · San Francisco, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lawrence L. Chao, MD a Professional Corp. is a Primary Care Clinic/Center organization in San Francisco, CA (NPI 1922422526).
Provider details
- NPI number
- 1922422526
- Entity type
- Organization
- Primary specialty
- Primary Care Clinic/CenterAmbulatory Health Care Facilities
- Parent organization
- Lawrence L. Chao, MD
- Organization subpart
- Yes
- Authorized official
- Lawrence Chao, President(415) 333-3302
- License
- A55511 (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
12 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
- 2014-02-18
- Last updated
- 2014-02-18
Frequently asked questions
- What is Lawrence L. Chao, MD a Professional Corp.'s NPI number?
- Lawrence L. Chao, MD a Professional Corp.'s National Provider Identifier (NPI) is 1922422526, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Lawrence L. Chao, MD a Professional Corp.?
- Lawrence L. Chao, MD a Professional Corp. is classified in the NPPES registry as Primary Care Clinic/Center (Ambulatory Health Care Facilities).
- Where is Lawrence L. Chao, MD a Professional Corp. located?
- Lawrence L. Chao, MD a Professional Corp.'s practice location on file with NPPES is 2645 Ocean Ave, San Francisco, CA 94132-1633.
- What is Lawrence L. Chao, MD a Professional Corp.'s phone number?
- The practice phone number listed in the NPPES registry for Lawrence L. Chao, MD a Professional Corp. is (415) 333-3302.
- Does Lawrence L. Chao, MD a Professional Corp. accept Medicare?
- Lawrence L. Chao, MD a Professional Corp. 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 Lawrence L. Chao, MD a Professional Corp.?
- The authorized official listed on Lawrence L. Chao, MD a Professional Corp.'s NPPES record is Lawrence Chao, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Lawrence L. Chao, MD a Professional Corp.'s NPI active?
- Yes — Lawrence L. Chao, MD a Professional Corp.'s NPI (1922422526) is active in the NPPES registry as of the last update on 2014-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.