OrganizationActive
Cg Service LLC
NPI 1558259135 · Health Service Clinic/Center · Palo Alto, CA
Cg Service LLC is a Health Service Clinic/Center organization in Palo Alto, CA (NPI 1558259135).
Provider details
- NPI number
- 1558259135
- Entity type
- Organization
- Primary specialty
- Health Service Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Hongli Guo, Owner(650) 880-5790
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
200 California Ave Ste a
Palo Alto, CA 94306-1640
Phone: (650) 880-5790
Street-level locationGet directions
Mailing address
200 California Ave Ste a
Palo Alto, CA 94306-1640
Registry dates
- Enumerated
- 2025-06-24
- Last updated
- 2025-06-24
- Certified
- 2025-06-24
Frequently asked questions
- What is Cg Service LLC's NPI number?
- Cg Service LLC's National Provider Identifier (NPI) is 1558259135, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Cg Service LLC?
- Cg Service LLC is classified in the NPPES registry as Health Service Clinic/Center (Ambulatory Health Care Facilities).
- Where is Cg Service LLC located?
- Cg Service LLC's practice location on file with NPPES is 200 California Ave Ste a, Palo Alto, CA 94306-1640.
- What is Cg Service LLC's phone number?
- The practice phone number listed in the NPPES registry for Cg Service LLC is (650) 880-5790.
- Who is the authorized official for Cg Service LLC?
- The authorized official listed on Cg Service LLC's NPPES record is Hongli Guo, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Cg Service LLC's NPI active?
- Yes — Cg Service LLC's NPI (1558259135) is active in the NPPES registry as of the last update on 2025-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.