HARBOR ARTHRITIS AND MEDICAL CLINIC
NPI 1568669042
Internal Medicine - Rheumatology in Garden Grove, CA
About Harbor Arthritis And Medical Clinic NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HARBOR ARTHRITIS AND MEDICAL CLINIC (NPI 1568669042) is a healthcare organization registered as a rheumatology in Garden Grove, California and active in the NPI registry since June 2007. The organization lists David D Dang, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
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)
Harbor Arthritis And Medical Clinic 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 Harbor Arthritis And Medical Clinic, 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 Harbor Arthritis And Medical Clinic's NPI number?
The NPI number for Harbor Arthritis And Medical Clinic is 1568669042. It was assigned to this organization in the NPPES registry on June 28, 2007.
Where is Harbor Arthritis And Medical Clinic located?
Harbor Arthritis And Medical Clinic is located at 13872 Harbor Blvd Unit 1A, Garden Grove, CA 92843. The listed phone number is (714) 210-1300.
What is Harbor Arthritis And Medical Clinic's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Harbor Arthritis And Medical Clinic enrolled in Medicare?
Yes. Harbor Arthritis And Medical Clinic is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Harbor Arthritis And Medical Clinic?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Rheumatology) reassigns their Medicare billing to Harbor Arthritis And Medical Clinic. 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 Harbor Arthritis And Medical Clinic was last updated on August 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Harbor Arthritis And Medical Clinic · NPI 1568669042
Rheumatology organization in Garden Grove, California. Organization record, active in the CMS NPPES registry since June 28, 2007.
## Identity
- **NPI:** 1568669042 (Entity type: Organization)
- **Enumerated:** June 28, 2007
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **Organization subpart:** No
- **Authorized official:** David Dang, PRESIDENT
## Practice location
- **Address:** 13872 HARBOR BLVD UNIT 1A, Garden Grove, CA 92843-4000
- **Phone:** (714) 210-1300
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Rheumatology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 22, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1568669042) · Data from the CMS NPPES public registry.