DR. CHRISTOPHER HUMMEL M.D.
NPI 1811042468
Emergency Medicine in Mammoth Lakes, CA
About Dr. Christopher Hummel M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CHRISTOPHER HUMMEL M.D. (NPI 1811042468) is an individual emergency medicine provider in Mammoth Lakes, California, licensed in California (G67391) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Christopher Hummel M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Christopher Hummel reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Mammoth Lakes, CA 93546
- Reassigned Medicare billing, California enrollment
- 83 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 93546 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.
MAMMOTH LAKES, CA 93546
MAMMOTH LAKES, CA 93546
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 Christopher Hummel's NPI number?
The NPI number for Christopher Hummel is 1811042468. It was assigned to this individual provider in the NPPES registry on January 24, 2007.
Where is Christopher Hummel located?
Christopher Hummel practices at 85 Sierra Park Rd, Mammoth Lakes, CA 93546. The listed phone number is (760) 924-4032.
What is Christopher Hummel's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Christopher Hummel enrolled in Medicare?
Yes. Christopher Hummel is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Christopher Hummel's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Hummel reassigns Medicare benefits to Southern Mono Health Care District (Mammoth Lakes, 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 Christopher Hummel'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 Christopher Hummel was last updated on January 31, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.