CLAN HAHN MD CLINIC, A MEDICAL CORP
NPI 1669127213
Internal Medicine - Hematology & Oncology in Los Angeles, CA
About Clan Hahn Md Clinic, A Medical Corp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CLAN HAHN MD CLINIC, A MEDICAL CORP (NPI 1669127213) is a healthcare organization registered as a hematology & oncology in Los Angeles, California and active in the NPI registry since February 2022. The organization lists Clan Hahn, Ceo, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Clan Hahn Md Clinic, A Medical Corp 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 Clan Hahn MD Clinic, A Medical Corp, 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 Clan Hahn MD Clinic, A Medical Corp's NPI number?
The NPI number for Clan Hahn MD Clinic, A Medical Corp is 1669127213. It was assigned to this organization in the NPPES registry on February 12, 2022.
Where is Clan Hahn MD Clinic, A Medical Corp located?
Clan Hahn MD Clinic, A Medical Corp is located at 520 S Virgil Ave Ste 306, Los Angeles, CA 90020. The listed phone number is (213) 277-1700.
What is Clan Hahn MD Clinic, A Medical Corp's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Clan Hahn MD Clinic, A Medical Corp enrolled in Medicare?
Yes. Clan Hahn MD Clinic, A Medical Corp is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Clan Hahn MD Clinic, A Medical Corp?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Hematology/Oncology) reassigns their Medicare billing to Clan Hahn MD Clinic, A Medical Corp. 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.
What insurance does Clan Hahn MD Clinic, A Medical Corp accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Absolute Total Care, Ambetter from Arkansas Health & Wellness and Ambetter from Buckeye Health Plan and 20 other insurers list Clan Hahn MD Clinic, A Medical Corp as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Clan Hahn MD Clinic, A Medical Corp was last updated on February 12, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Clan Hahn Md Clinic, A Medical Corp · NPI 1669127213
Hematology & Oncology organization in Los Angeles, California. Organization record, active in the CMS NPPES registry since February 12, 2022.
## Identity
- **NPI:** 1669127213 (Entity type: Organization)
- **Enumerated:** February 12, 2022
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **Organization subpart:** No
- **Authorized official:** Clan Hahn, CEO
## Practice location
- **Address:** 520 S VIRGIL AVE STE 306, Los Angeles, CA 90020-1441
- **Phone:** (213) 277-1700
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Hematology/Oncology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 12, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1669127213) · Data from the CMS NPPES public registry.