OrganizationActive
Duke M. Chang, M.D., Inc.
NPI 1255760948 · Nephrology Physician · Torrance, CA
Duke M. Chang, M.D., Inc. is a Nephrology Physician organization in Torrance, CA (NPI 1255760948).
Provider details
- NPI number
- 1255760948
- Entity type
- Organization
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Duke Chang, MD(310) 316-6123
- License
- C43046 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(77/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
3663 Torrance Blvd
Suite 7
Torrance, CA 90503-4817
Phone: (310) 316-6123
Fax: (310) 316-1253
Street-level locationGet directions
Mailing address
3663 Torrance Blvd
Torrance, CA 90503-4817
Registry dates
- Enumerated
- 2013-11-04
- Last updated
- 2013-11-04
Frequently asked questions
- What is Duke M. Chang, M.D., Inc.'s NPI number?
- Duke M. Chang, M.D., Inc.'s National Provider Identifier (NPI) is 1255760948, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Duke M. Chang, M.D., Inc.?
- Duke M. Chang, M.D., Inc. is classified in the NPPES registry as Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Duke M. Chang, M.D., Inc. located?
- Duke M. Chang, M.D., Inc.'s practice location on file with NPPES is 3663 Torrance Blvd, Torrance, CA 90503-4817.
- What is Duke M. Chang, M.D., Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Duke M. Chang, M.D., Inc. is (310) 316-6123.
- Who is the authorized official for Duke M. Chang, M.D., Inc.?
- The authorized official listed on Duke M. Chang, M.D., Inc.'s NPPES record is Duke Chang, MD. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Duke M. Chang, M.D., Inc.'s NPI active?
- Yes — Duke M. Chang, M.D., Inc.'s NPI (1255760948) is active in the NPPES registry as of the last update on 2013-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.