CINTHIA YONG-JOO DO
NPI 1972102259
Speech-Language Pathologist in Irvine, CA
About Cinthia Yong-joo Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CINTHIA YONG-JOO DO (NPI 1972102259) is an individual speech-language pathologist provider in Irvine, California, licensed in California (14470) and active in the NPI registry since October 2020. She is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
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
Cinthia Yong-joo 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 Cinthia Do reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Anaheim, CA 92807
- Reassigned Medicare billing, California enrollment
- 13,921 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.
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 Cinthia Do's NPI number?
The NPI number for Cinthia Do is 1972102259. It was assigned to this individual provider in the NPPES registry on October 19, 2020.
Where is Cinthia Do located?
Cinthia Do practices at 6670 Alton Pkwy Bldg 1, Irvine, CA 92618. The listed phone number is (949) 932-6802.
What is Cinthia Do's specialty?
The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.
Is Cinthia Do enrolled in Medicare?
Yes. Cinthia Do 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 Cinthia Do's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Cinthia Do reassigns Medicare benefits to Southern California Permanente Medical Group (Anaheim, 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 Cinthia Do'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 Cinthia Do was last updated on December 27, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.
# Cinthia Yong-Joo Do · NPI 1972102259
Speech-Language Pathologist provider in Irvine, California. Individual provider, active in the CMS NPPES registry since October 19, 2020.
## Identity
- **NPI:** 1972102259 (Entity type: Individual)
- **Enumerated:** October 19, 2020
- **Primary specialty:** Speech-Language Pathologist · taxonomy 235Z00000X
- **State license:** 14470 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 6670 ALTON PKWY BLDG 1, Irvine, CA 92618-3734
- **Phone:** (949) 932-6802
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** Southern California Permanente Medical Group (NPI 1952333460, Anaheim, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** December 27, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1972102259) · Data from the CMS NPPES public registry.