DR. LORRAINE L MCELWAIN MD
NPI 1114026739
Pediatrics in Portland, ME
About Dr. Lorraine L Mcelwain Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. LORRAINE L MCELWAIN MD (NPI 1114026739) is an individual pediatrics provider in Portland, Maine, licensed in Maine (013329) and active in the NPI registry since September 2006. She 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. Lorraine L Mcelwain Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Lorraine Mcelwain reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Portland, ME 04102
- Reassigned Medicare billing, Maine enrollment
- 3,140 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 04102 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.
PORTLAND, ME 04102
PORTLAND, ME 04102
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 Lorraine Mcelwain's NPI number?
The NPI number for Lorraine Mcelwain is 1114026739. It was assigned to this individual provider in the NPPES registry on September 21, 2006.
Where is Lorraine Mcelwain located?
Lorraine Mcelwain practices at 22 Bramhall St, Portland, ME 04102. The listed phone number is (207) 662-2353.
What is Lorraine Mcelwain's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Lorraine Mcelwain enrolled in Medicare?
Yes. Lorraine Mcelwain is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Lorraine Mcelwain's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lorraine Mcelwain reassigns Medicare benefits to Mainehealth (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 Lorraine Mcelwain'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 Lorraine Mcelwain was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.