MIMI NGOC HOANG DO
NPI 1891377594
Family Medicine in Tustin, CA
About Mimi Ngoc Hoang Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MIMI NGOC HOANG DO (NPI 1891377594) is an individual family medicine provider in Tustin, California, licensed in California (20A22761) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS and is a graduate of Touro Un Col Of Osteopathic Medicine, Henderson (2021).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mimi Ngoc Hoang Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Mimi Hoang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Newport Beach, CA 92663
- Reassigned Medicare billing, California enrollment
- 529 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92782 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
TUSTIN, CA 92782
TUSTIN, CA 92782
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Mimi Hoang's NPI number?
The NPI number for Mimi Hoang is 1891377594. It was assigned to this individual provider in the NPPES registry on April 22, 2021.
Where is Mimi Hoang located?
Mimi Hoang practices at 15000 Kensington Park Dr, Tustin, CA 92782. The listed phone number is (714) 477-8310.
What is Mimi Hoang's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Mimi Hoang enrolled in Medicare?
Yes. Mimi Hoang is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Mimi Hoang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mimi Hoang reassigns Medicare benefits to Hoag Clinic (Newport Beach, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mimi Hoang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Mimi Hoang was last updated on August 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mimi Ngoc Hoang, DO · NPI 1891377594
Family Medicine physician in Tustin, California. Individual provider, active in the CMS NPPES registry since April 22, 2021.
## Identity
- **NPI:** 1891377594 (Entity type: Individual)
- **Enumerated:** April 22, 2021
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 20A22761 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 15000 KENSINGTON PARK DR, Tustin, CA 92782-1830
- **Phone:** (714) 477-8310
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Hoag Clinic (NPI 1942799523, Newport Beach, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Touro Un Col Of Osteopathic Medicine, Henderson, class of 2021
## Record status
- **NPPES last updated:** August 19, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1891377594) · Data from the CMS NPPES public registry.