IVY YI SONG MD, MS
NPI 1447839717
Psychiatry & Neurology - Psychiatry in Sacramento, CA
About Ivy Yi Song Md, Ms NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
IVY YI SONG MD, MS (NPI 1447839717) is an individual psychiatry provider in Sacramento, California, licensed in California (A181580) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS, maintains 4 additional practice locations, and is a graduate of University Of Southern California Keck School Of Medicine (2021).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 4
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
Ivy Yi Song Md, Ms 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 Reassignments
5Medicare enrollment records show Ivy Song reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Sacramento, CA 95817
- Reassigned Medicare billing, California enrollment
- 45 clinicians in this Medicare group
Sacramento, CA 95820
- Reassigned Medicare billing, California enrollment
- 22 clinicians in this Medicare group
Lodi, CA 95240
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: County Of San Joaquin
- 195 clinicians in this Medicare group
Napa, CA 94558
- Reassigned Medicare billing, California enrollment
- 755 clinicians in this Medicare group
Inglewood, CA 90301
- Reassigned Medicare billing, California enrollment
- 86 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 95817 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.
SACRAMENTO, CA 95817
SACRAMENTO, CA 95817
SACRAMENTO, CA 95817
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 Ivy Song's NPI number?
The NPI number for Ivy Song is 1447839717. It was assigned to this individual provider in the NPPES registry on April 5, 2021.
Where is Ivy Song located?
Ivy Song practices at 2230 Stockton Blvd, Sacramento, CA 95817. The listed phone number is (916) 734-2614.
What is Ivy Song's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Ivy Song enrolled in Medicare?
Yes. Ivy 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 organizations bill Medicare for Ivy Song's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ivy Song reassigns Medicare benefits to 5 organizations: County Of Sacramento (Sacramento, CA), Psynergy Programs, Inc. (Sacramento, CA), San Joaquin County Behavioral Health Services (Lodi, CA), Department Of State Hospitals (Napa, CA) and Alliance For Wellness, Inc. (Inglewood, CA). Each 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 Ivy 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 Ivy Song was last updated on February 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Ivy Yi Song, MD, MS · NPI 1447839717
Psychiatry physician in Sacramento, California. Individual provider, active in the CMS NPPES registry since April 5, 2021.
## Identity
- **NPI:** 1447839717 (Entity type: Individual)
- **Enumerated:** April 5, 2021
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** A181580 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2230 STOCKTON BLVD, Sacramento, CA 95817-1353
- **Phone:** (916) 734-2614
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): County Of Sacramento (NPI 1548495906, Sacramento, CA); Psynergy Programs, Inc. (NPI 1023511318, Sacramento, CA); San Joaquin County Behavioral Health Services (NPI 1265647234, Lodi, CA); Department Of State Hospitals (NPI 1326098161, Napa, CA); Alliance For Wellness, Inc. (NPI 1124329131, Inglewood, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Southern California Keck School Of Medicine, class of 2021
## Record status
- **NPPES last updated:** February 25, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1447839717) · Data from the CMS NPPES public registry.