DR. JOHN PIER MD
NPI 1447294251
Physical Medicine & Rehabilitation in Scarborough, ME
About Dr. John Pier Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN PIER MD (NPI 1447294251) is an individual physical medicine & rehabilitation provider in Scarborough, Maine, licensed in Maine (014247) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Maine Medical Center, and is a graduate of Geisel School Of Medicine At Dartmouth (1990).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 6
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 Pier Md 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
3Medicare enrollment records show John Pier reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Scarborough, ME 04074
- Reassigned Medicare billing, Maine enrollment
- Also billed through NPI 1841397932 (Maine)
- 3,140 clinicians in this Medicare group
Scarborough, ME 04074
- Reassigned Medicare billing, Maine enrollment
- 188 clinicians in this Medicare group
Belfast, ME 04915
- Reassigned Medicare billing, Maine enrollment
- Medicare enrollment name: Waldo County General Hospital
- 82 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 6
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Maine Medical Center
Acute Care Hospitals · Portland, MEWaldo County General Hospital
Critical Access Hospitals · Belfast, MEMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
SCARBOROUGH, ME 04074
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 Pier's NPI number?
The NPI number for John Pier is 1447294251. It was assigned to this individual provider in the NPPES registry on June 15, 2006.
Where is John Pier located?
John Pier practices at 49 Spring St 1st Floor, Scarborough, ME 04074. The listed phone number is (207) 885-4479.
What is John Pier's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is John Pier enrolled in Medicare?
Yes. John Pier 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 Pier's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Pier reassigns Medicare benefits to 3 organizations: Mainehealth (Scarborough, ME), Maine Medical Partners (Scarborough, ME) and Mainehealth (Belfast, 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 Pier's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Pier accept?
Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and Taro Health list John Pier 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 Pier affiliated with any hospitals?
According to CMS data, John Pier is affiliated with Maine Medical Center and Waldo County General Hospital.
When was this NPI record last updated?
The NPPES record for John Pier was last updated on March 16, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.