CHANH DO D.O.
NPI 1902950934
Emergency Medicine in Santa Rosa, CA
About Chanh Do D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHANH DO D.O. (NPI 1902950934) is an individual emergency medicine provider in Santa Rosa, California, licensed in California (20A9226) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Chanh Do D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Chanh Do reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Vallejo, CA 94589
- Reassigned Medicare billing, California enrollment
- 20,078 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.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 95403 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SANTA ROSA, CA 95403
SANTA ROSA, CA 95403
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 Chanh Do's NPI number?
The NPI number for Chanh Do is 1902950934. It was assigned to this individual provider in the NPPES registry on January 23, 2007.
Where is Chanh Do located?
Chanh Do practices at 401 Bicentennial Way, Santa Rosa, CA 95403. The listed phone number is (707) 571-5880.
What is Chanh Do's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Chanh Do enrolled in Medicare?
Yes. Chanh Do is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Chanh Do's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Chanh Do reassigns Medicare benefits to Permanente Medical Group Inc (Vallejo, 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 Chanh 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 Chanh Do was last updated on January 4, 2022. 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.
# Chanh Do, D.O. · NPI 1902950934
Emergency Medicine physician in Santa Rosa, California. Individual provider, active in the CMS NPPES registry since January 23, 2007.
## Identity
- **NPI:** 1902950934 (Entity type: Individual)
- **Enumerated:** January 23, 2007
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 20A9226 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 401 BICENTENNIAL WAY, Santa Rosa, CA 95403-2149
- **Phone:** (707) 571-5880
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Permanente Medical Group Inc (NPI 1336222397, Vallejo, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 4, 2022
- **Other identifiers:** Medicaid 036065498 (IL); Other 098419 (IL); Other 100467 (IL)
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Source: [NPI Profile](https://npiprofile.com/npi/1902950934) · Data from the CMS NPPES public registry.