CYNTHIA JEAN FIELD FNP-C
NPI 1003500315
Nurse Practitioner - Family in Boston, MA

Active since June 08, 2023PECOS Enrolled
300 LONGWOOD AVE, BOSTON, MA 02115(617) 355-6129 Get Directions Write a Review

NPPES record last updated: January 2, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 2, 2024, Jun 8, 2023 (2 updates tracked since 2023).

About Cynthia Jean Field Fnp-c NPPES

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

CYNTHIA JEAN FIELD FNP-C (NPI 1003500315) is an individual family provider in Boston, Massachusetts, licensed in Massachusetts (RN2312017) and active in the NPI registry since June 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1003500315
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameCYNTHIA JEAN FIELDCredential: FNP-C
Location Address300 LONGWOOD AVEBoston, MA 02115-5724
Mailing Address300 Longwood AveBoston, MA 02115-5724 · (617) 355-6000
Sole ProprietorNo
Enumeration DateJune 8, 2023
Last NPPES UpdateJanuary 2, 20242 updates tracked since enumeration
NPPES CertifiedJanuary 2, 2024
NPI 1003500315 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in MA · RN2312017
300 LONGWOOD AVE, Boston, MA 02115

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 (PECOS)

Cynthia Jean Field Fnp-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02115 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 20

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

Social Worker (Clinical)
300 LONGWOOD AVE
BOSTON, MA 02115
Nurse Practitioner (Psychiatric/Mental Health)
300 LONGWOOD AVE
BOSTON, MA 02115
Anesthesiology (Pediatric Anesthesiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Physical Therapist
300 LONGWOOD AVE
BOSTON, MA 02115
Social Worker (Clinical)
300 LONGWOOD AVE, CHILDREN'S HOSPITAL BOSTON
BOSTON, MA 02115
Pediatrics
300 LONGWOOD AVE, BADER 203
BOSTON, MA 02115
Nurse Practitioner (Pediatrics)
300 LONGWOOD AVE, HUNNEWELL BUILDING 322
BOSTON, MA 02115
Pediatrics (Neonatal-Perinatal Medicine)
300 LONGWOOD AVE
BOSTON, MA 02115

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 Cynthia Field's NPI number?

The NPI number for Cynthia Field is 1003500315. It was assigned to this individual provider in the NPPES registry on June 8, 2023.

Where is Cynthia Field located?

Cynthia Field practices at 300 Longwood Ave, Boston, MA 02115. The listed phone number is (617) 355-6129.

What is Cynthia Field's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Cynthia Field enrolled in Medicare?

Yes. Cynthia Field is registered in the Medicare PECOS enrollment system.

What insurance does Cynthia Field accept?

Health plans from Anthem Blue Cross and Blue Shield list Cynthia Field 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.

When was this NPI record last updated?

The NPPES record for Cynthia Field was last updated on January 2, 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.