MRS. MELISSA MARIE ESAU FNP-C
NPI 1861845521
Nurse Practitioner - Family in Acton, MA

Active since July 18, 2016PECOS EnrolledAccepts Medicare Assignment

NPPES record last updated: July 27, 2021. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Jul 27, 2021, Aug 29, 2018, Aug 9, 2016 (3 updates tracked since 2016).

About Mrs. Melissa Marie Esau Fnp-c NPPES

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

MRS. MELISSA MARIE ESAU FNP-C (NPI 1861845521) is an individual family provider in Acton, Massachusetts, licensed in Massachusetts (RN2285160) and active in the NPI registry since July 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1861845521
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMRS. MELISSA MARIE ESAUCredential: FNP-C
Location Address344 GREAT RDActon, MA 01720
Mailing Address344 Great RdActon, MA 01720 · (401) 486-9203
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateJuly 18, 2016
Last NPPES UpdateJuly 27, 20213 updates tracked since enumeration
NPPES CertifiedJuly 27, 2021
NPI 1861845521 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 · RN2285160
344 GREAT RD, Acton, MA 01720

Other Names 1

Former Name (1)Melissa Marie Zaniewski

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. Melissa Marie Esau Fnp-c 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 ID6507146750
PECOS Enrollment IDI20161206001465
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 01720 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 8

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

Nurse Practitioner
344 GREAT RD
ACTON, MA 01720
Nurse Practitioner (Family)
344 GREAT RD
ACTON, MA 01720
Pharmacist
344 GREAT RD
ACTON, MA 01720
Pharmacy
344 GREAT RD
ACTON, MA 01720
Nurse Practitioner (Family)
344 GREAT RD
ACTON, MA 01720
Pharmacist
344 GREAT RD
ACTON, MA 01720
Nurse Practitioner (Family)
344 GREAT RD
ACTON, MA 01720
Nurse Practitioner (Family)
344 GREAT RD
ACTON, MA 01720

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 Melissa Esau's NPI number?

The NPI number for Melissa Esau is 1861845521. It was assigned to this individual provider in the NPPES registry on July 18, 2016. The provider is also known as Melissa Marie Zaniewski.

Where is Melissa Esau located?

Melissa Esau practices at 344 Great Rd, Acton, MA 01720. The listed phone number is (978) 264-9130.

What is Melissa Esau's specialty?

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

Is Melissa Esau enrolled in Medicare?

Yes. Melissa Esau 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 Melissa Esau was last updated on July 27, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.