MAMMOTH HOSPITAL
NPI 1962444059
Clinic/Center - Critical Access Hospital in Mammoth Lakes, CA
About Mammoth Hospital NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MAMMOTH HOSPITAL (NPI 1962444059) is a healthcare organization registered as a critical access hospital in Mammoth Lakes, California and active in the NPI registry since June 2006. The organization lists Melanie Van Winkle, Chief Financial Officer, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 4
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mammoth Hospital is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
115Medicare enrollment records show 115 clinicians reassign Medicare billing to Mammoth Hospital, which bills Medicare for the services they deliver. Of these, 18 practice at this address and 30 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 30
Nearest to this location (20)
See all 115Source: 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 Southern Mono Health Care District's NPI number?
The NPI number for Southern Mono Health Care District is 1962444059. It was assigned to this organization in the NPPES registry on June 12, 2006. The provider is doing business as Mammoth Hospital.
Where is Southern Mono Health Care District located?
Southern Mono Health Care District is located at 85 Sierra Park Rd, Mammoth Lakes, CA 93546. The listed phone number is (760) 934-3311.
What is Southern Mono Health Care District's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Critical Access Hospital, with taxonomy code 261QC0050X.
Is Southern Mono Health Care District enrolled in Medicare?
Yes. Southern Mono Health Care District is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Southern Mono Health Care District?
According to the CMS Revalidation Reassignment List (October 2026 release), 115 clinicians in 30 Medicare specialties reassign their Medicare billing to Southern Mono Health Care District. 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 Physical Therapist in Private Practice (14), Orthopedic Surgery (13) and Emergency Medicine (12). Of these, 18 practice at this address and 30 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 Southern Mono Health Care District was last updated on February 25, 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.
# Mammoth Hospital · NPI 1962444059
Critical Access Hospital organization in Mammoth Lakes, California. Organization record, active in the CMS NPPES registry since June 12, 2006.
## Identity
- **NPI:** 1962444059 (Entity type: Organization)
- **Enumerated:** June 12, 2006
- **Primary specialty:** Clinic/Center - Critical Access Hospital · taxonomy 261QC0050X
- **Legal business name:** Southern Mono Health Care District
- **Organization subpart:** No
- **Authorized official:** Melanie Van Winkle, CHIEF FINANCIAL OFFICER
## Practice location
- **Address:** 85 SIERRA PARK RD, Mammoth Lakes, CA 93546-2073
- **Phone:** (760) 934-3311 · **Fax:** (760) 924-4149
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 115 clinicians in 30 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Physical Therapist in Private Practice (14), Orthopedic Surgery (13), Emergency Medicine (12); 18 practice at this address and 30 within 10 miles; [full list](https://npiprofile.com/npi/1962444059/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 25, 2022
- **Other identifiers:** Medicaid HAP18523F (CA); Medicaid RHM18523F (CA); Medicaid HSP40638H (CA); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1962444059) · Data from the CMS NPPES public registry.