DR. JOHN P NADEAU D.O.
NPI 1366623548
Surgery in Biddeford, ME
About Dr. John P Nadeau D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN P NADEAU D.O. (NPI 1366623548) is an individual surgery provider in Biddeford, Maine, licensed in Maine (DO2732) and active in the NPI registry since November 2007. He is enrolled in Medicare PECOS, is affiliated with Cary Medical Center, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Other Identifiers 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
Dr. John P Nadeau D.o. 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 Reassignments
2Medicare enrollment records show John Nadeau reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Biddeford, ME 04005
- Reassigned Medicare billing, Maine enrollment
- Medicare enrollment name: Southern Maine Health Care
- 253 clinicians in this Medicare group
Presque Isle, ME 04769
- Reassigned Medicare billing, Maine enrollment
- 91 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 8
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.
Cary Medical Center
Acute Care Hospitals · Caribou, MEPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 04005 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 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BIDDEFORD, ME 04005
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 Nadeau's NPI number?
The NPI number for John Nadeau is 1366623548. It was assigned to this individual provider in the NPPES registry on November 16, 2007.
Where is John Nadeau located?
John Nadeau practices at 9 Healthcare Dr Ste 204, Biddeford, ME 04005. The listed phone number is (207) 284-2630.
What is John Nadeau's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is John Nadeau enrolled in Medicare?
Yes. John Nadeau 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 organizations bill Medicare for John Nadeau's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Nadeau reassigns Medicare benefits to 2 organizations: Webber Hospital Association (Biddeford, ME) and Pines Health Services (Presque Isle, ME). Each 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 John Nadeau's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Nadeau accept?
Health plans from Anthem Blue Cross and Blue Shield list John Nadeau 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 John Nadeau affiliated with any hospitals?
According to CMS data, John Nadeau is affiliated with Cary Medical Center.
When was this NPI record last updated?
The NPPES record for John Nadeau was last updated on March 11, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Dr. John P Nadeau, D.O. · NPI 1366623548
Surgery physician in Biddeford, Maine. Individual provider, active in the CMS NPPES registry since November 16, 2007.
## Identity
- **NPI:** 1366623548 (Entity type: Individual)
- **Enumerated:** November 16, 2007
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** DO2732 (Maine)
- **Sole proprietor:** No
## Practice location
- **Address:** 9 HEALTHCARE DR STE 204, Biddeford, ME 04005-9450
- **Phone:** (207) 284-2630
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Webber Hospital Association (NPI 1942403266, Biddeford, ME); Pines Health Services (NPI 1518283126, Presque Isle, ME) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of New England, College Of Osteo Medicine, class of 2004
## Record status
- **NPPES last updated:** March 11, 2019
- **Other identifiers:** Medicaid 036131230 (IL)
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Source: [NPI Profile](https://npiprofile.com/npi/1366623548) · Data from the CMS NPPES public registry.