360 HEALTHCARE
NPI 1548688732
Internal Medicine - Geriatric Medicine in Garden Grove, CA
About 360 Healthcare NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
360 HEALTHCARE (NPI 1548688732) is a healthcare organization registered as a geriatric medicine in Garden Grove, California and active in the NPI registry since April 2014. The organization maintains 3 additional practice locations and lists Tan The Nguyen, Ceo, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Locations 3
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
360 Healthcare is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
9Medicare enrollment records show 9 clinicians reassign Medicare billing to 360 Healthcare, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 4 within 10 miles. They are listed nearest first.
Clinicians, nearest first (9)
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 House Call Medical Associates, Inc.'s NPI number?
The NPI number for House Call Medical Associates, Inc. is 1548688732. It was assigned to this organization in the NPPES registry on April 3, 2014. The provider is doing business as 360 Healthcare.
Where is House Call Medical Associates, Inc. located?
House Call Medical Associates, Inc. is located at 12865 Main St Ste 105, Garden Grove, CA 92840. The listed phone number is (800) 560-9999.
What is House Call Medical Associates, Inc.'s specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.
Is House Call Medical Associates, Inc. enrolled in Medicare?
Yes. House Call Medical Associates, Inc. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through House Call Medical Associates, Inc.?
According to the CMS Revalidation Reassignment List (October 2026 release), 9 clinicians in 2 Medicare specialties reassign their Medicare billing to House Call Medical Associates, 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. The largest specialties are Nurse Practitioner (5) and Internal Medicine (4). Of these, 2 practice at this address and 4 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for House Call Medical Associates, Inc. was last updated on September 25, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# 360 Healthcare · NPI 1548688732
Geriatric Medicine organization in Garden Grove, California. Organization record, active in the CMS NPPES registry since April 3, 2014.
## Identity
- **NPI:** 1548688732 (Entity type: Organization)
- **Enumerated:** April 3, 2014
- **Primary specialty:** Internal Medicine - Geriatric Medicine · taxonomy 207RG0300X
- **Legal business name:** House Call Medical Associates, Inc.
- **Organization subpart:** No
- **Authorized official:** Tan Nguyen, CEO
## Practice location
- **Address:** 12865 MAIN ST STE 105, Garden Grove, CA 92840
- **Phone:** (800) 560-9999
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 9 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (5), Internal Medicine (4); 2 practice at this address and 4 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 25, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1548688732) · Data from the CMS NPPES public registry.