BRIAN G. MCALLISTER M.D.
NPI 1376718973
Anesthesiology in Portland, ME
About Brian G. Mcallister M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRIAN G. MCALLISTER M.D. (NPI 1376718973) is an individual anesthesiology provider in Portland, Maine, licensed in Maine (MD18452) and active in the NPI registry since April 2008. He is enrolled in Medicare PECOS, is affiliated with Northern Light Health, and is a graduate of University Of Vermont College Of Medicine (2005).
NPPES Registry Identity
Specialties & Licenses
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
Brian G. Mcallister M.d. 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 Brian Mcallister 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
- Medicare enrollment name: Spectrum Healthcare Partners PA
- 148 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 7
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Northern Light Health
Acute Care Hospitals · Portland, MEMid Coast Hospital
Acute Care Hospitals · Brunswick, MEStephens Memorial Hospital
Critical Access Hospitals · Norway, MEOther 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 Brian Mcallister's NPI number?
The NPI number for Brian Mcallister is 1376718973. It was assigned to this individual provider in the NPPES registry on April 24, 2008.
Where is Brian Mcallister located?
Brian Mcallister practices at 22 Bramhall St, Portland, ME 04102. The listed phone number is (207) 662-2526.
What is Brian Mcallister's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Brian Mcallister enrolled in Medicare?
Yes. Brian Mcallister 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 Brian Mcallister's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brian Mcallister reassigns Medicare benefits to Spectrum Healthcare Partners, P.A. (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 Brian Mcallister's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brian Mcallister accept?
Health plans from Taro Health and WellSense Health Plan list Brian Mcallister 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 Brian Mcallister affiliated with any hospitals?
According to CMS data, Brian Mcallister is affiliated with Northern Light Health, Mid Coast Hospital and Stephens Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Brian Mcallister was last updated on October 30, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.