DR. NA YOUNG SONG DO
NPI 1871723122
General Practice in Los Angeles, CA
About Dr. Na Young Song Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. NA YOUNG SONG DO (NPI 1871723122) is an individual general practice provider in Los Angeles, California, licensed in California (20A14528) and active in the NPI registry since July 2009. She is enrolled in Medicare PECOS and is a graduate of College Of Osteo Med Of The Pacific At Pomona (2014).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Na Young Song 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 Na Young Song reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90025
- Reassigned Medicare billing, California enrollment
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 9
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.
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 Na Young Song's NPI number?
The NPI number for Na Young Song is 1871723122. It was assigned to this individual provider in the NPPES registry on July 21, 2009.
Where is Na Young Song located?
Na Young Song practices at 4149 Mildred Ave, Los Angeles, CA 90066. The listed phone number is (424) 625-8897.
What is Na Young Song's specialty?
The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.
Is Na Young Song enrolled in Medicare?
Yes. Na Young Song 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 Na Young Song's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Na Young Song reassigns Medicare benefits to Na Young Song, D.O., A Professional Corporation (Los Angeles, 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 Na Young Song'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 Na Young Song was last updated on April 4, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Dr. Na Young Song, DO · NPI 1871723122
General Practice physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since July 21, 2009.
## Identity
- **NPI:** 1871723122 (Entity type: Individual)
- **Enumerated:** July 21, 2009
- **Primary specialty:** General Practice · taxonomy 208D00000X
- **State license:** 20A14528 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4149 MILDRED AVE, Los Angeles, CA 90066-5721
- **Phone:** (424) 625-8897
## 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:** Na Young Song, D.O., A Professional Corporation (NPI 1104634963, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** College Of Osteo Med Of The Pacific At Pomona, class of 2014
## Record status
- **NPPES last updated:** April 4, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1871723122) · Data from the CMS NPPES public registry.