Oanh the Duong, M.D.
NPI 1578979266 · Adult Day Care Clinic/Center · Fremont, CA
Oanh the Duong, M.D. is a Adult Day Care Clinic/Center organization in Fremont, CA (NPI 1578979266).
Provider details
- NPI number
- 1578979266
- Entity type
- Organization
- Primary specialty
- Adult Day Care Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Oanh Duong, Dr Duong(510) 371-8964
- License
- AFE33862 (CA)
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
- 2014-07-02
- Last updated
- 2014-07-02
Frequently asked questions
- What is Oanh the Duong, M.D.'s NPI number?
- Oanh the Duong, M.D.'s National Provider Identifier (NPI) is 1578979266, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Oanh the Duong, M.D.?
- Oanh the Duong, M.D. is classified in the NPPES registry as Adult Day Care Clinic/Center (Ambulatory Health Care Facilities).
- Where is Oanh the Duong, M.D. located?
- Oanh the Duong, M.D.'s practice location on file with NPPES is 45955 Sentinel Pl, Fremont, CA 94539-6950.
- What is Oanh the Duong, M.D.'s phone number?
- The practice phone number listed in the NPPES registry for Oanh the Duong, M.D. is (510) 371-8964.
- Who is the authorized official for Oanh the Duong, M.D.?
- The authorized official listed on Oanh the Duong, M.D.'s NPPES record is Oanh Duong, Dr Duong. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Oanh the Duong, M.D.'s NPI active?
- Yes — Oanh the Duong, M.D.'s NPI (1578979266) is active in the NPPES registry as of the last update on 2014-07-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.