Vivien Phung, MD
NPI 1447754437 · Pediatrics Physician · Jackson, MI
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Vivien Phung, MD is a Pediatrics Physician provider in Jackson, MI (NPI 1447754437).
Provider details
- NPI number
- 1447754437
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 164816 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 505 S Main St Ste 525Orange, CA 92868-4553Phone: (714) 456-5631Fax: (714) 285-0389
Registry dates
- Enumerated
- 2018-03-22
- Last updated
- 2021-06-24
- Certified
- 2021-06-24
Frequently asked questions
- What is Vivien Phung's NPI number?
- Vivien Phung's National Provider Identifier (NPI) is 1447754437, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vivien Phung's specialty?
- Vivien Phung is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Vivien Phung located?
- Vivien Phung's practice location on file with NPPES is 205 N East Ave, Jackson, MI 49201-1753.
- What is Vivien Phung's phone number?
- The practice phone number listed in the NPPES registry for Vivien Phung is (517) 205-4800.
- Does Vivien Phung accept Medicare?
- Vivien Phung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Vivien Phung's NPI active?
- Yes — Vivien Phung's NPI (1447754437) is active in the NPPES registry as of the last update on 2021-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.