DR. JAMES HARPER MD
NPI 1245286129
Family Medicine in Portland, ME
About Dr. James Harper Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JAMES HARPER MD (NPI 1245286129) is an individual family medicine provider in Portland, Maine, licensed in Maine (MD10627) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. James Harper Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show James Harper reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Portland, ME 04104
- Reassigned Medicare billing, Maine enrollment
- 153 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 04103 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare 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.
Reported Quality Measures
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.
PORTLAND, ME 04103
PORTLAND, ME 04103
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 James Harper's NPI number?
The NPI number for James Harper is 1245286129. It was assigned to this individual provider in the NPPES registry on May 25, 2006.
Where is James Harper located?
James Harper practices at 331 Veranda St, Portland, ME 04103. The listed phone number is (207) 791-3790.
What is James Harper's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is James Harper enrolled in Medicare?
Yes. James Harper is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for James Harper's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Harper reassigns Medicare benefits to Martin's Point Health Care, Inc. (Portland, ME). 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 James Harper's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for James Harper was last updated on September 30, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.