OrganizationActive
Gerald D. Chan, O.D. & Lisa E. Moon, O.D.
NPI 1538264601 · Optometrist · Grass Valley, CA
Gerald D. Chan, O.D. & Lisa E. Moon, O.D. is a Optometrist organization in Grass Valley, CA (NPI 1538264601).
Provider details
- NPI number
- 1538264601
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Gerald Chan, Owner(530) 273-3190
- License
- 5832 T & 6088 T (CA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(90/100 index)
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
360 Sierra College Dr
Suite 100
Grass Valley, CA 95945-5088
Phone: (530) 273-3190
Fax: (530) 273-5541
Street-level locationGet directions
Mailing address
360 Sierra College Dr
Grass Valley, CA 95945-5088
Registry dates
- Enumerated
- 2006-09-14
- Last updated
- 2010-09-22
Frequently asked questions
- What is Gerald D. Chan, O.D. & Lisa E. Moon, O.D.'s NPI number?
- Gerald D. Chan, O.D. & Lisa E. Moon, O.D.'s National Provider Identifier (NPI) is 1538264601, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gerald D. Chan, O.D. & Lisa E. Moon, O.D.?
- Gerald D. Chan, O.D. & Lisa E. Moon, O.D. is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Gerald D. Chan, O.D. & Lisa E. Moon, O.D. located?
- Gerald D. Chan, O.D. & Lisa E. Moon, O.D.'s practice location on file with NPPES is 360 Sierra College Dr, Grass Valley, CA 95945-5088.
- What is Gerald D. Chan, O.D. & Lisa E. Moon, O.D.'s phone number?
- The practice phone number listed in the NPPES registry for Gerald D. Chan, O.D. & Lisa E. Moon, O.D. is (530) 273-3190.
- Who is the authorized official for Gerald D. Chan, O.D. & Lisa E. Moon, O.D.?
- The authorized official listed on Gerald D. Chan, O.D. & Lisa E. Moon, O.D.'s NPPES record is Gerald Chan, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gerald D. Chan, O.D. & Lisa E. Moon, O.D.'s NPI active?
- Yes — Gerald D. Chan, O.D. & Lisa E. Moon, O.D.'s NPI (1538264601) is active in the NPPES registry as of the last update on 2010-09-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.