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ZACHARY ST AMANT CNP
NPI 1235717869
Nurse Practitioner - Family in N Chelmsford, MA

Active since April 02, 2021PECOS EnrolledAccepts Medicare Assignment
10 ADAMS ST, N CHELMSFORD, MA 01863(978) 251-3159 Get Directions Write a Review

NPPES record last updated: February 14, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 14, 2025, Apr 8, 2021, Apr 2, 2021 (3 updates tracked since 2021).

About Zachary St Amant Cnp NPPES

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

ZACHARY ST AMANT CNP (NPI 1235717869) is an individual family provider in N Chelmsford, Massachusetts, licensed in Massachusetts (2316526) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS, is affiliated with Lowell General Hospital, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1235717869
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameZACHARY ST AMANTCredential: CNP
Location Address10 ADAMS STN Chelmsford, MA 01863-1780
Mailing Address91 Elm StBlackstone, MA 01504-1343 · (508) 406-1887
Phone(978) 251-3159
Sole ProprietorYes
Medical School CMSOtherGraduated 2021
Enumeration DateApril 2, 2021
Last NPPES UpdateFebruary 14, 20253 updates tracked since enumeration
NPPES CertifiedFebruary 14, 2025
✔ NPI 1235717869 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 · 2316526
10 ADAMS ST, N Chelmsford, MA 01863
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.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

Zachary St Amant Cnp 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 ID9638571045
PECOS Enrollment IDI20210707003920
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 8

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 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.
155 services109 patients
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.
70 services56 patients
Detection test by immunoassay with direct visual observation for influenza virus 87804
This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.
30 services13 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
22 services22 patients
Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 87635
This is a lab test that detects the presence of COVID-19 in your body. It uses a technique to amplify the virus's genetic material, either DNA or RNA, making it easier to identify. A positive result indicates an active infection.
18 services16 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
17 services12 patients

Hospital Affiliations CMS Care Compare

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

Lowell General Hospital

Acute Care Hospitals · Lowell, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220063
Location295 Varnum AvenueLowell, MA 01854 · Middlesex County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01863 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.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
1 supplier12 claims12 services$14.89 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$68.32 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 14

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

TRICIA M SCOTT M.D.
Family Medicine
10 ADAMS ST
N CHELMSFORD, MA 01863
Middlesex County (978) 251-3159
SUSAN E MUNROE R.N., B.C., F.N.P.
Nurse Practitioner
10 ADAMS ST
N CHELMSFORD, MA 01863
Middlesex County (978) 251-3159
DAN S NGUYEN M.D.
Family Medicine
10 ADAMS ST
N CHELMSFORD, MA 01863
Middlesex County (978) 251-3159
JEFFREY M BYRNE M.D.
Family Medicine
10 ADAMS ST
N CHELMSFORD, MA 01863
Middlesex County (978) 251-3159
DR. MEETA SHAH NGUYEN M.D.
Preventive Medicine (Preventive Medicine/Occupational Environmental Medicine)
10 ADAMS ST
NORTH CHELMSFORD, MA 01863
Middlesex County (978) 251-3159
DR. DANIEL WILLIAM ROSA PH.D.
Psychologist (Clinical)
10 ADAMS ST, SUITE 2
NORTH CHELMSFORD, MA 01863
Middlesex County (978) 251-7887
PETER MICHAEL ALFANO PA-C
Physician Assistant (Medical)
10 ADAMS ST
NORTH CHELMSFORD, MA 01863
Middlesex County (978) 251-3159
CHELMSFORD FAMILY PRACTICE, PC
Family Medicine
10 ADAMS ST
NORTH CHELMSFORD, MA 01863
Middlesex County (978) 251-3159

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 Zachary St Amant's NPI number?

The NPI number for Zachary St Amant is 1235717869. It was assigned to this individual provider in the NPPES registry on April 2, 2021.

Where is Zachary St Amant located?

Zachary St Amant practices at 10 Adams St, N Chelmsford, MA 01863. The listed phone number is (978) 251-3159.

What is Zachary St Amant's specialty?

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

Is Zachary St Amant enrolled in Medicare?

Yes. Zachary St Amant 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 Zachary St Amant accept?

Health plans from Anthem Blue Cross and Blue Shield list Zachary St Amant 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 Zachary St Amant affiliated with any hospitals?

According to CMS data, Zachary St Amant is affiliated with Lowell General Hospital.

When was this NPI record last updated?

The NPPES record for Zachary St Amant was last updated on February 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.