GRACE KAO MD
NPI 1205934312
Psychiatry & Neurology - Neurology in Irvine, CA
About Grace Kao Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GRACE KAO MD (NPI 1205934312) is an individual neurology provider in Irvine, California, licensed in California (A44855) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1980).
NPPES Registry Identity
Specialties & Licenses 3
Other Names 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
Grace Kao Md 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 Grace Kao reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 135 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 6
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 92618 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.
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 Kao's NPI number?
The NPI number for Grace Kao is 1205934312. It was assigned to this individual provider in the NPPES registry on September 20, 2006. The provider is also known as Grace W. Kaosu MD.
Where is Grace Kao located?
Grace Kao practices at 15785 Laguna Canyon Rd 255, Irvine, CA 92618. The listed phone number is (949) 551-8588.
What is Grace Kao's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.
Is Grace Kao enrolled in Medicare?
Yes. Grace Kao 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 Grace Kao's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Grace Kao reassigns Medicare benefits to Regents Of The University Of Claifornia Univ Neursciences (Orange, 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 Kao'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 Kao was last updated on March 13, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Grace Kao, MD · NPI 1205934312
Neurology physician in Irvine, California. Individual provider, active in the CMS NPPES registry since September 20, 2006.
## Identity
- **NPI:** 1205934312 (Entity type: Individual)
- **Enumerated:** September 20, 2006
- **Primary specialty:** Psychiatry & Neurology - Neurology · taxonomy 2084N0400X
- **State license:** A44855 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 15785 LAGUNA CANYON RD, 255, Irvine, CA 92618-3165
- **Phone:** (949) 551-8588 · **Fax:** (949) 336-6205
## 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:** Regents Of The University Of Claifornia Univ Neursciences (NPI 1205884210, Orange, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1980
## Record status
- **NPPES last updated:** March 13, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1205934312) · Data from the CMS NPPES public registry.