JOHN C FREMONT HOSP EMERG RM
NPI 1750504270
General Acute Care Hospital - Rural in Mariposa, CA
About John C Fremont Hosp Emerg Rm NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN C FREMONT HOSP EMERG RM (NPI 1750504270) is a healthcare organization registered as a rural in Mariposa, California and active in the NPI registry since April 2007. The organization lists Alan G Macphee, Chief Executive Officer, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 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)
John C Fremont Hosp Emerg Rm is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
20Medicare enrollment records show 20 clinicians reassign Medicare billing to John C Fremont Hosp Emerg Rm, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 5 within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 13
Clinicians, nearest first (20)
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 John C Fremont Healthcare District's NPI number?
The NPI number for John C Fremont Healthcare District is 1750504270. It was assigned to this organization in the NPPES registry on April 11, 2007. The provider is doing business as John C Fremont Hosp Emerg Rm.
Where is John C Fremont Healthcare District located?
John C Fremont Healthcare District is located at 5189 Hospital Rd, Mariposa, CA 95338. The listed phone number is (209) 966-3631.
What is John C Fremont Healthcare District's specialty?
The primary specialty registered for this NPI is General Acute Care Hospital, specializing in Rural, with taxonomy code 282NR1301X.
Is John C Fremont Healthcare District enrolled in Medicare?
Yes. John C Fremont Healthcare District is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through John C Fremont Healthcare District?
According to the CMS Revalidation Reassignment List (October 2026 release), 20 clinicians in 13 Medicare specialties reassign their Medicare billing to John C Fremont Healthcare 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 Family Practice (4), Nurse Practitioner (4) and Internal Medicine (2). Of these, 2 practice at this address and 5 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 John C Fremont Healthcare District was last updated on January 7, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# John C Fremont Hosp Emerg Rm · NPI 1750504270
Rural organization in Mariposa, California. Organization record, active in the CMS NPPES registry since April 11, 2007.
## Identity
- **NPI:** 1750504270 (Entity type: Organization)
- **Enumerated:** April 11, 2007
- **Primary specialty:** General Acute Care Hospital - Rural · taxonomy 282NR1301X
- **Legal business name:** John C Fremont Healthcare District
- **Organization subpart:** No
- **Authorized official:** Alan Macphee, CHIEF EXECUTIVE OFFICER
## Practice location
- **Address:** 5189 HOSPITAL RD, Mariposa, CA 95338-9524
- **Phone:** (209) 966-3631 · **Fax:** (209) 966-3776
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 20 clinicians in 13 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Family Practice (4), Nurse Practitioner (4), Internal Medicine (2); 2 practice at this address and 5 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 7, 2014
- **Other identifiers:** Medicare OSCAR/certification ZZZ93369Z (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1750504270) · Data from the CMS NPPES public registry.