LYNN MCGRATH JR. MD
NPI 1598008377
Neurological Surgery in Portland, ME
About Lynn Mcgrath Jr. Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LYNN MCGRATH JR. MD (NPI 1598008377) is an individual neurological surgery provider in Portland, Maine, licensed in Maine (MD28383) and active in the NPI registry since March 2013. He is enrolled in Medicare PECOS, is affiliated with Northern Light Health, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
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
Lynn Mcgrath Jr. 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 Reassignment
Medicare enrollment records show Lynn Mcgrath 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
- 322 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Northern Light Health
Acute Care Hospitals · Portland, MEMaine Medical Center
Acute Care Hospitals · Portland, MEPhysician 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.
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.
Other Providers at the Same Location NPPES
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 Lynn Mcgrath's NPI number?
The NPI number for Lynn Mcgrath is 1598008377. It was assigned to this individual provider in the NPPES registry on March 31, 2013.
Where is Lynn Mcgrath located?
Lynn Mcgrath practices at 195 Fore River Pkwy Ste 440, Portland, ME 04102. The listed phone number is (207) 523-5912.
What is Lynn Mcgrath's specialty?
The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.
Is Lynn Mcgrath enrolled in Medicare?
Yes. Lynn Mcgrath 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 Lynn Mcgrath's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lynn Mcgrath reassigns Medicare benefits to Mercy Hospital (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 Lynn Mcgrath's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lynn Mcgrath accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Lynn Mcgrath 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 Lynn Mcgrath affiliated with any hospitals?
According to CMS data, Lynn Mcgrath is affiliated with Northern Light Health and Maine Medical Center.
When was this NPI record last updated?
The NPPES record for Lynn Mcgrath was last updated on August 15, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.