Chengcong Wu, M.D.
NPI 1407810666 · Internal Medicine Physician · Diamond Bar, CA
Chengcong Wu, M.D. is a Internal Medicine Physician provider in Diamond Bar, CA (NPI 1407810666).
Provider details
- NPI number
- 1407810666
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A88193 (CA)
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
20 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
- 2006-04-14
- Last updated
- 2008-11-07
Frequently asked questions
- What is Chengcong Wu's NPI number?
- Chengcong Wu's National Provider Identifier (NPI) is 1407810666, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chengcong Wu's specialty?
- Chengcong Wu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Chengcong Wu located?
- Chengcong Wu's practice location on file with NPPES is 1476 Winterwood Ln, Diamond Bar, CA 91765-2649.
- What is Chengcong Wu's phone number?
- The practice phone number listed in the NPPES registry for Chengcong Wu is (909) 612-1191.
- Is Chengcong Wu's NPI active?
- Yes — Chengcong Wu's NPI (1407810666) is active in the NPPES registry as of the last update on 2008-11-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.