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

MRS. LORNA MAIREAD MCMAHON NP
NPI 1184357667
Nurse Practitioner - Acute Care in Newburyport, MA

Active since July 02, 2022PECOS Enrolled
255 LOW ST STE 102, NEWBURYPORT, MA 01950(978) 463-1000 Get Directions Write a Review

NPPES record last updated: July 17, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 17, 2026, Mar 7, 2025 (2 updates tracked since 2025).

About Mrs. Lorna Mairead Mcmahon Np NPPES

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

MRS. LORNA MAIREAD MCMAHON NP (NPI 1184357667) is an individual acute care provider in Newburyport, Massachusetts, licensed in Massachusetts (RN2304350) and active in the NPI registry since July 2022. She is enrolled in Medicare PECOS, is affiliated with Anna Jaques Hospital, and maintains a secondary practice location in Boston.

NPPES Registry Identity

NPI1184357667
Entity TypeIndividualFemale
Primary Taxonomy363LA2100X
Provider Legal NameMRS. LORNA MAIREAD MCMAHONCredential: NP
Location Address255 LOW ST STE 102Newburyport, MA 01950-3596
Mailing AddressPo Box 24529New York, NY 10087-4529 · (781) 774-5810
Sole ProprietorNo
Medical School CMSOtherGraduated 2011
Enumeration DateJuly 2, 2022
Last NPPES UpdateJuly 17, 20262 updates tracked since enumeration
NPPES CertifiedJuly 17, 2026
NPI 1184357667 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyNurse Practitioner · Acute CarePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2100X
License Licensed in MA · RN2304350
Also ListedRegistered Nurse · NeuroscienceTaxonomy 163WN0800X · License RN2304350 (MA)
Also ListedInternal Medicine · Endocrinology, Diabetes & MetabolismTaxonomy 207RE0101X · License RN2304350 (MA)
255 LOW ST STE 102, Newburyport, MA 01950

Secondary Practice Location 1

Location 1800 Washington StBoston, MA 02111-1552 · Phone (617) 636-9531

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

Mrs. Lorna Mairead Mcmahon Np 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 ID7315468287
PECOS Enrollment IDI20250307001067
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.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Anna Jaques Hospital

Acute Care Hospitals · Newburyport, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220029
Location25 Highland AvenueNewburyport, MA 01950 · Essex County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01950 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$90.70 typical visit price
range $58.86 – $177.36
Typical copayment $22.67 (range $14.71 – $44.34)
Most-billed visit code 99203
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner
255 LOW ST STE 102
NEWBURYPORT, MA 01950
Internal Medicine (Endocrinology, Diabetes & Metabolism)
255 LOW ST STE 102
NEWBURYPORT, MA 01950

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 Lorna Mcmahon's NPI number?

The NPI number for Lorna Mcmahon is 1184357667. It was assigned to this individual provider in the NPPES registry on July 2, 2022.

Where is Lorna Mcmahon located?

Lorna Mcmahon practices at 255 Low St Ste 102, Newburyport, MA 01950. The listed phone number is (978) 463-1000.

What is Lorna Mcmahon's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

Is Lorna Mcmahon enrolled in Medicare?

Yes. Lorna Mcmahon 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 Lorna Mcmahon accept?

Health plans from Anthem Blue Cross and Blue Sheld and Anthem Blue Cross and Blue Shield list Lorna Mcmahon 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 Lorna Mcmahon affiliated with any hospitals?

According to CMS data, Lorna Mcmahon is affiliated with Anna Jaques Hospital.

When was this NPI record last updated?

The NPPES record for Lorna Mcmahon was last updated on July 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.