MAUREEN JOHNSTON NURSE PRACTITIONER
NPI 1699104828
Nurse Practitioner - Primary Care in Cambridge, MA

Active since November 07, 2013PECOS EnrolledAccepts Medicare Assignment
25 CARLETON ST, E23, CAMBRIDGE, MA 02142(617) 253-7625(617) 253-6373 Get Directions Write a Review

NPPES record last updated: November 7, 2013. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Maureen Johnston Nurse Practitioner NPPES

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

MAUREEN JOHNSTON NURSE PRACTITIONER (NPI 1699104828) is an individual primary care provider in Cambridge, Massachusetts, licensed in Massachusetts (RN234321) and active in the NPI registry since November 2013. She is enrolled in Medicare PECOS and is a graduate of Other (2013).

NPPES Registry Identity

NPI1699104828
Entity TypeIndividualFemale
Primary Taxonomy363LP2300X
Provider Legal NameMAUREEN JOHNSTONCredential: NURSE PRACTITIONER
Location Address25 CARLETON ST, E23Cambridge, MA 02142-1323
Mailing Address25 Carleton St, E23Cambridge, MA 02142-1323 · (617) 253-7625 · Fax (617) 253-6373
Fax(617) 253-6373
Sole ProprietorYes
Medical School CMSOtherGraduated 2013
Enumeration DateNovember 7, 2013
NPI 1699104828 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · Primary CarePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP2300X
License Licensed in MA · RN234321
25 CARLETON ST, Cambridge, MA 02142

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

Maureen Johnston Nurse Practitioner 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 ID9133446735
PECOS Enrollment IDI20150319000631
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

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 straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
21 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02142 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
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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 13

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

Nurse Practitioner (Family)
25 CARLETON ST
CAMBRIDGE, MA 02142
Family Medicine (Sports Medicine)
25 CARLETON ST
CAMBRIDGE, MA 02142
Midwife
25 CARLETON ST
CAMBRIDGE, MA 02142
Psychologist
25 CARLETON ST
CAMBRIDGE, MA 02142
Clinic/Center (Multi-Specialty)
25 CARLETON ST
CAMBRIDGE, MA 02142
Nurse Practitioner (Family)
25 CARLETON ST, E23
CAMBRIDGE, MA 02142
Clinic/Center (Urgent Care)
25 CARLETON ST
CAMBRIDGE, MA 02142
Pharmacy
25 CARLETON ST
CAMBRIDGE, MA 02142

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 Maureen Johnston's NPI number?

The NPI number for Maureen Johnston is 1699104828. It was assigned to this individual provider in the NPPES registry on November 7, 2013.

Where is Maureen Johnston located?

Maureen Johnston practices at 25 Carleton St E23, Cambridge, MA 02142. The listed phone number is (617) 253-7625.

What is Maureen Johnston's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.

Is Maureen Johnston enrolled in Medicare?

Yes. Maureen Johnston 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.

When was this NPI record last updated?

The NPPES record for Maureen Johnston was last updated on November 7, 2013. NPI Profile syncs with the weekly NPPES data releases published by CMS.