Lawrence Chan, MD
NPI 1821125683 · Endocrinology, Diabetes & Metabolism Physician · Houston, TX
Lawrence Chan, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Houston, TX (NPI 1821125683).
Provider details
- NPI number
- 1821125683
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- E3158 (TX)
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
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
Mailing address
Registry dates
- Enumerated
- 2007-02-28
- Last updated
- 2011-08-15
Frequently asked questions
- What is Lawrence Chan's NPI number?
- Lawrence Chan's National Provider Identifier (NPI) is 1821125683, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lawrence Chan's specialty?
- Lawrence Chan is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Lawrence Chan located?
- Lawrence Chan's practice location on file with NPPES is 6620 Main St, Houston, TX 77030-2348.
- What is Lawrence Chan's phone number?
- The practice phone number listed in the NPPES registry for Lawrence Chan is (713) 798-2500.
- Is Lawrence Chan's NPI active?
- Yes — Lawrence Chan's NPI (1821125683) is active in the NPPES registry as of the last update on 2011-08-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.