DR. GRACE JIALIN NING PSY.D.
NPI 1598911315
Psychologist in San Diego, CA
About Dr. Grace Jialin Ning Psy.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GRACE JIALIN NING PSY.D. (NPI 1598911315) is an individual psychologist in San Diego, California and active in the NPI registry since August 2008. She is enrolled in Medicare PECOS.
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 (PECOS)
Dr. Grace Jialin Ning Psy.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Grace Ning reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Diego, CA 92123
- Reassigned Medicare billing, California enrollment
- 6 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.
Other Providers at the Same Location NPPES 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN DIEGO, CA 92105
SAN DIEGO, CA 92105
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 Grace Ning's NPI number?
The NPI number for Grace Ning is 1598911315. It was assigned to this individual provider in the NPPES registry on August 12, 2008.
Where is Grace Ning located?
Grace Ning practices at 4290 Polk Avenue, San Diego, CA 92105. The listed phone number is (619) 563-0507.
What is Grace Ning's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Grace Ning enrolled in Medicare?
Yes. Grace Ning is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Grace Ning's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Grace Ning reassigns Medicare benefits to Positive Psychology Inc. (San Diego, 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 Grace Ning'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 Grace Ning was last updated on July 2, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.