Lawrence W Chan M D Inc a Professional Corporation
NPI 1790018661 · Diagnostic Radiology Physician · Sunnyvale, CA
Lawrence W Chan M D Inc a Professional Corporation is a Diagnostic Radiology Physician organization in Sunnyvale, CA (NPI 1790018661).
Provider details
- NPI number
- 1790018661
- Entity type
- Organization
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Lawrence Chan, Owner/President(408) 738-0378
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
- 2009-09-10
- Last updated
- 2009-09-10
Frequently asked questions
- What is Lawrence W Chan M D Inc a Professional Corporation's NPI number?
- Lawrence W Chan M D Inc a Professional Corporation's National Provider Identifier (NPI) is 1790018661, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Lawrence W Chan M D Inc a Professional Corporation?
- Lawrence W Chan M D Inc a Professional Corporation is classified in the NPPES registry as Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Lawrence W Chan M D Inc a Professional Corporation located?
- Lawrence W Chan M D Inc a Professional Corporation's practice location on file with NPPES is 990 W Fremont Ave Ste W, Sunnyvale, CA 94087-3065.
- What is Lawrence W Chan M D Inc a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Lawrence W Chan M D Inc a Professional Corporation is (408) 738-0378.
- Who is the authorized official for Lawrence W Chan M D Inc a Professional Corporation?
- The authorized official listed on Lawrence W Chan M D Inc a Professional Corporation's NPPES record is Lawrence Chan, Owner/President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Lawrence W Chan M D Inc a Professional Corporation's NPI active?
- Yes — Lawrence W Chan M D Inc a Professional Corporation's NPI (1790018661) is active in the NPPES registry as of the last update on 2009-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.