NOLAN R UNG MD INC
NPI 1659144640
Clinic/Center - Adult Mental Health in La Habra Heights, CA
About Nolan R Ung Md Inc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NOLAN R UNG MD INC (NPI 1659144640) is a healthcare organization registered as an adult mental health in La Habra Heights, California and active in the NPI registry since November 2023. The organization lists Nolan R Ung, Ceo/md, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Nolan R Ung Md Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Nolan R Ung MD Inc, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Nolan R Ung MD Inc's NPI number?
The NPI number for Nolan R Ung MD Inc is 1659144640. It was assigned to this organization in the NPPES registry on November 1, 2023.
Where is Nolan R Ung MD Inc located?
Nolan R Ung MD Inc is located at 727 West Rd, La Habra Heights, CA 90631. The listed phone number is (909) 936-2631.
What is Nolan R Ung MD Inc's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Adult Mental Health, with taxonomy code 261QM0850X.
Is Nolan R Ung MD Inc enrolled in Medicare?
Yes. Nolan R Ung MD Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Nolan R Ung MD Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Psychiatry) reassigns their Medicare billing to Nolan R Ung MD Inc. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Nolan R Ung MD Inc was last updated on November 1, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Nolan R Ung Md Inc · NPI 1659144640
Adult Mental Health organization in La Habra Heights, California. Organization record, active in the CMS NPPES registry since November 1, 2023.
## Identity
- **NPI:** 1659144640 (Entity type: Organization)
- **Enumerated:** November 1, 2023
- **Primary specialty:** Clinic/Center - Adult Mental Health · taxonomy 261QM0850X
- **Organization subpart:** No
- **Authorized official:** Nolan Ung, CEO/MD
## Practice location
- **Address:** 727 WEST RD, La Habra Heights, CA 90631-8055
- **Phone:** (909) 936-2631 · **Fax:** (949) 502-8887
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Psychiatry) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 1, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1659144640) · Data from the CMS NPPES public registry.