MAINEHEALTH
NPI 1841397932
General Acute Care Hospital - Critical Access in Belfast, ME
About Mainehealth NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MAINEHEALTH (NPI 1841397932), doing business as Mainehealth Waldo Hospital, is a healthcare organization registered as a critical access in Belfast, Maine and active in the NPI registry since September 2006. The organization lists Robert Hunter, Senior Vice President - Finance, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 3
Other Names 1
Other Identifiers 3
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)
Mainehealth is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
255Medicare enrollment records show 255 clinicians reassign Medicare billing to Mainehealth, which bills Medicare for the services they deliver. Of these, 30 practice at this address and 56 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 37
Nearest to this location (20)
See all 255Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Quality Ratings CMS Care Compare
Quality and patient-experience ratings for Waldo County General Hospital (CMS certification number 201312), from CMS Care Compare.
Waldo County General Hospital
Critical Access Hospitals · Belfast, MEPatient Experience
HCAHPS patient survey · Jan 2023 – Dec 2023Complications & Deaths 6
Infections 2
Unplanned Hospital Visits 13
Timely & Effective Care 8
Maternal Health 1
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 Mainehealth's NPI number?
The NPI number for Mainehealth is 1841397932. It was assigned to this organization in the NPPES registry on September 20, 2006. The provider is doing business as MaineHealth Waldo Hospital.
Where is Mainehealth located?
Mainehealth is located at 118 Northport Ave, Belfast, ME 04915. The listed phone number is (207) 338-2500.
What is Mainehealth's specialty?
The primary specialty registered for this NPI is General Acute Care Hospital, specializing in Critical Access, with taxonomy code 282NC0060X.
Is Mainehealth enrolled in Medicare?
Yes. Mainehealth is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Mainehealth?
According to the CMS Revalidation Reassignment List (October 2026 release), 255 clinicians in 37 Medicare specialties reassign their Medicare billing to Mainehealth. 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 Nurse Practitioner (30), Family Practice (27) and Anesthesiology (23). Of these, 30 practice at this address and 56 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Is Mainehealth a Medicare-certified hospital?
Yes. Waldo County General Hospital is a Medicare-certified hospital (Critical Access Hospitals). The hospital provides emergency services.
What quality rating does Mainehealth have?
CMS rates Waldo County General Hospital 3 out of 5 stars overall on Care Compare, based on measures of safety, patient experience and outcomes. The full measure detail is in the Hospital Quality Ratings section above.
What insurance does Mainehealth accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Mainehealth 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 Mainehealth was last updated on January 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.
# Mainehealth · NPI 1841397932
Critical Access organization in Belfast, Maine. Organization record, active in the CMS NPPES registry since September 20, 2006.
## Identity
- **NPI:** 1841397932 (Entity type: Organization)
- **Enumerated:** September 20, 2006
- **Primary specialty:** General Acute Care Hospital - Critical Access · taxonomy 282NC0060X
- **Also known as:** MaineHealth Waldo Hospital (Doing Business As)
- **Organization subpart:** Yes (part of Mainehealth)
- **Authorized official:** Robert Hunter, SENIOR VICE PRESIDENT - FINANCE
## Practice location
- **Address:** 118 NORTHPORT AVE, Belfast, ME 04915-6009
- **Phone:** (207) 338-2500 · **Fax:** (207) 338-9368
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 255 clinicians in 37 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (30), Family Practice (27), Anesthesiology (23); 30 practice at this address and 56 within 10 miles; [full list](https://npiprofile.com/npi/1841397932/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 13, 2026
- **Other identifiers:** Medicaid 101570103 (ME); Medicaid 101570000 (ME); Other 2008058
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Source: [NPI Profile](https://npiprofile.com/npi/1841397932) · Data from the CMS NPPES public registry.