Diem Tran
NPI 1346365350 · Medical Physician Assistant · Danville, CA
Diem Tran is a Medical Physician Assistant provider in Danville, CA (NPI 1346365350).
Provider details
- NPI number
- 1346365350
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Surgical Physician Assistant363AS0400X
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$207 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-20
- Last updated
- 2018-08-20
Frequently asked questions
- What is Diem Tran's NPI number?
- Diem Tran's National Provider Identifier (NPI) is 1346365350, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diem Tran's specialty?
- Diem Tran is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diem Tran located?
- Diem Tran's practice location on file with NPPES is 400 El Cerro Blvd #204, Danville, CA 94526.
- What is Diem Tran's phone number?
- The practice phone number listed in the NPPES registry for Diem Tran is (925) 837-8848.
- Is Diem Tran's NPI active?
- Yes — Diem Tran's NPI (1346365350) is active in the NPPES registry as of the last update on 2018-08-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.