Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

KERI L MAYO PA
NPI 1700518941
Physician Assistant - Medical in Brunswick, ME

Active since June 27, 2022PECOS Enrolled
83.95/100
CMS Quality Rating
123 MEDICAL CENTER DR, BRUNSWICK, ME 04011(207) 373-6000 Get Directions Write a Review

NPPES record last updated: July 21, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Keri L Mayo Pa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KERI L MAYO PA (NPI 1700518941) is an individual medical provider in Brunswick, Maine, licensed in Maine (PA2376) and active in the NPI registry since June 2022. She is enrolled in Medicare PECOS, is affiliated with Northern Light Health, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1700518941
Entity TypeIndividualFemale
Primary Taxonomy363AM0700X
Provider Legal NameKERI L MAYOCredential: PA
Location Address123 MEDICAL CENTER DRBrunswick, ME 04011-2652
Mailing Address14 Terra WayFalmouth, ME 04105-2033 · (207) 272-0086
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateJune 27, 2022
Last NPPES UpdateJuly 21, 2026
NPPES CertifiedJuly 21, 2026
NPI 1700518941 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
License Licensed in ME · PA2376
123 MEDICAL CENTER DR, Brunswick, ME 04011

Secondary Practice Locations 4

Location 122 Station Ave Ste 201Brunswick, ME 04011-2092 · Phone (207) 828-2100 · Fax (207) 553-7166
Location 24 Commons Ave Ste AWindham, ME 04062-5554 · Phone (207) 828-2100 · Fax (207) 553-7166
Location 333 Sewall StPortland, ME 04102-2638 · Phone (207) 828-2100 · Fax (207) 553-7166
Location 414 Thomas Point RdBrunswick, ME 04011-3911 · Phone (207) 828-2100 · Fax (207) 553-7166

Other Identifiers 1

OtherPA2376ME · State Lisence

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Keri L Mayo Pa 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.

PECOS PAC ID1759758444
PECOS Enrollment IDI20221109002650
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 4

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
30 services25 patients
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221
Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.
23 services23 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
22 services19 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
20 services20 patients

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, ME
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number200008
Location144 State StreetPortland, ME 04101 · Cumberland County
Emergency services Birthing friendly

Mid Coast Hospital

Acute Care Hospitals · Brunswick, ME
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number200021
Location123 Medical Center DriveBrunswick, ME 04011 · Cumberland County
Emergency services Birthing friendly

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.

83.95/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality60.69
Promoting Interoperability98
Improvement Activities40
Cost70.81

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.

Nurse Anesthetist, Certified Registered
123 MEDICAL CENTER DR
BRUNSWICK, ME 04011
Speech-Language Pathologist
123 MEDICAL CENTER DR
BRUNSWICK, ME 04011
Emergency Medicine
123 MEDICAL CENTER DR
BRUNSWICK, ME 04011
Pharmacy (Institutional Pharmacy)
123 MEDICAL CENTER DR
BRUNSWICK, ME 04011
Radiology (Diagnostic Radiology)
123 MEDICAL CENTER DR
BRUNSWICK, ME 04011
Anesthesiology
123 MEDICAL CENTER DR
BRUNSWICK, ME 04011
Anesthesiology
123 MEDICAL CENTER DR
BRUNSWICK, ME 04011
Nurse Practitioner (Psychiatric/Mental Health)
123 MEDICAL CENTER DR
BRUNSWICK, ME 04011

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 Keri Mayo's NPI number?

The NPI number for Keri Mayo is 1700518941. It was assigned to this individual provider in the NPPES registry on June 27, 2022.

Where is Keri Mayo located?

Keri Mayo practices at 123 Medical Center Dr, Brunswick, ME 04011. The listed phone number is (207) 373-6000.

What is Keri Mayo's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Keri Mayo enrolled in Medicare?

Yes. Keri Mayo 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.

What insurance does Keri Mayo accept?

Health plans from Anthem Blue Cross and Blue Shield list Keri Mayo 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 Keri Mayo affiliated with any hospitals?

According to CMS data, Keri Mayo is affiliated with Northern Light Health and Mid Coast Hospital.

When was this NPI record last updated?

The NPPES record for Keri Mayo was last updated on July 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 days 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.