Truong D. Duong M.D., a Medical Corporation
NPI 1821280744 · Cardiovascular Disease Physician · Rancho Cucamonga, CA
Truong D. Duong M.D., a Medical Corporation is a Cardiovascular Disease Physician organization in Rancho Cucamonga, CA (NPI 1821280744).
Provider details
- NPI number
- 1821280744
- Entity type
- Organization
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Truong Duong, Owner(909) 744-7983
- License
- A70137 (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
18 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
- 2007-08-14
- Last updated
- 2016-03-08
Frequently asked questions
- What is Truong D. Duong M.D., a Medical Corporation's NPI number?
- Truong D. Duong M.D., a Medical Corporation's National Provider Identifier (NPI) is 1821280744, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Truong D. Duong M.D., a Medical Corporation?
- Truong D. Duong M.D., a Medical Corporation is classified in the NPPES registry as Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Truong D. Duong M.D., a Medical Corporation located?
- Truong D. Duong M.D., a Medical Corporation's practice location on file with NPPES is 9333 Baseline Rd, Rancho Cucamonga, CA 91730-1350.
- What is Truong D. Duong M.D., a Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for Truong D. Duong M.D., a Medical Corporation is (877) 773-8664.
- Who is the authorized official for Truong D. Duong M.D., a Medical Corporation?
- The authorized official listed on Truong D. Duong M.D., a Medical Corporation's NPPES record is Truong Duong, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Truong D. Duong M.D., a Medical Corporation's NPI active?
- Yes — Truong D. Duong M.D., a Medical Corporation's NPI (1821280744) is active in the NPPES registry as of the last update on 2016-03-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.