MANON LOONIS
NPI 1023570868
Emergency Medicine in Cambridge, MA
About Manon Loonis NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MANON LOONIS (NPI 1023570868) is an individual emergency medicine provider in Cambridge, Massachusetts, licensed in Massachusetts (1016850) and active in the NPI registry since April 2019. She is enrolled in Medicare PECOS, is affiliated with Cambridge Health Alliance, and maintains a secondary practice location in Boston.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Manon Loonis is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Manon Loonis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Cambridge, MA 02139
- Reassigned Medicare billing, Massachusetts enrollment
- 719 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cambridge Health Alliance
Acute Care Hospitals · Cambridge, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02139 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.
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 Manon Loonis's NPI number?
The NPI number for Manon Loonis is 1023570868. It was assigned to this individual provider in the NPPES registry on April 2, 2019.
Where is Manon Loonis located?
Manon Loonis practices at 1493 Cambridge St, Cambridge, MA 02139. The listed phone number is (617) 665-1000.
What is Manon Loonis's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Manon Loonis enrolled in Medicare?
Yes. Manon Loonis is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Manon Loonis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Manon Loonis reassigns Medicare benefits to Cambridge Public Health Commission (Cambridge, MA). 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 Manon Loonis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Manon Loonis accept?
Health plans from Taro Health list Manon Loonis 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.
Is Manon Loonis affiliated with any hospitals?
According to CMS data, Manon Loonis is affiliated with Cambridge Health Alliance.
When was this NPI record last updated?
The NPPES record for Manon Loonis was last updated on August 24, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Manon Loonis · NPI 1023570868
Emergency Medicine physician in Cambridge, Massachusetts. Individual provider, active in the CMS NPPES registry since April 2, 2019.
## Identity
- **NPI:** 1023570868 (Entity type: Individual)
- **Enumerated:** April 2, 2019
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 1016850 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 1493 CAMBRIDGE ST, Cambridge, MA 02139-1099
- **Phone:** (617) 665-1000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Cambridge Public Health Commission (NPI 1487603585, Cambridge, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Connecticut School Of Medicine, class of 2019
## Record status
- **NPPES last updated:** August 24, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1023570868) · Data from the CMS NPPES public registry.