MRS. CHANDLER DIFFILY PMHNP
NPI 1487270112
Nurse Practitioner - Psychiatric/Mental Health in Haverhill, MA

Active since June 18, 2020PECOS EnrolledAccepts Medicare Assignment
116 SUMMER ST, HAVERHILL, MA 01830(978) 373-7010 Get Directions Write a Review

NPPES record last updated: September 6, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Sep 6, 2022, Dec 9, 2021, Jun 18, 2020 (3 updates tracked since 2020).

About Mrs. Chandler Diffily Pmhnp NPPES

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

MRS. CHANDLER DIFFILY PMHNP (NPI 1487270112) is an individual psychiatric/mental health provider in Haverhill, Massachusetts, licensed in Massachusetts (2020011123) and active in the NPI registry since June 2020. She is enrolled in Medicare PECOS, is affiliated with Anna Jaques Hospital, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1487270112
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameMRS. CHANDLER DIFFILYCredential: PMHNP
Location Address116 SUMMER STHaverhill, MA 01830-6032
Mailing Address116 Summer StHaverhill, MA 01830-6032 · (978) 373-7010
Sole ProprietorYes
Medical School CMSOtherGraduated 2020
Enumeration DateJune 18, 2020
Last NPPES UpdateSeptember 6, 20223 updates tracked since enumeration
NPPES CertifiedSeptember 6, 2022
NPI 1487270112 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License Licensed in MA · 2020011123
116 SUMMER ST, Haverhill, MA 01830

Other Names 1

Former Name (1)Ms. Chandler Knight

Other Identifiers 2

Other2020011123MA · American Nurses Credentialing Center
OtherRN2302027MA · Massachusetts Board Of Nursing

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. Chandler Diffily Pmhnp 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 ID5597184135
PECOS Enrollment IDI20200930001961
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 2

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 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.
85 services22 patients
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.
57 services16 patients

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 01830 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 20

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

Social Worker (Clinical)
116 SUMMER ST
HAVERHILL, MA 01830
Counselor (Mental Health)
116 SUMMER ST
HAVERHILL, MA 01830
Social Worker
116 SUMMER ST
HAVERHILL, MA 01830
Counselor
116 SUMMER ST
HAVERHILL, MA 01830
Counselor
116 SUMMER ST
HAVERHILL, MA 01830
Counselor
116 SUMMER ST
HAVERHILL, MA 01830
Psychiatry & Neurology (Addiction Medicine)
116 SUMMER ST
HAVERHILL, MA 01830
Social Worker (Clinical)
116 SUMMER ST
HAVERHILL, MA 01830

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 Chandler Diffily's NPI number?

The NPI number for Chandler Diffily is 1487270112. It was assigned to this individual provider in the NPPES registry on June 18, 2020. The provider is also known as Ms. Chandler Knight.

Where is Chandler Diffily located?

Chandler Diffily practices at 116 Summer St, Haverhill, MA 01830. The listed phone number is (978) 373-7010.

What is Chandler Diffily's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Chandler Diffily enrolled in Medicare?

Yes. Chandler Diffily 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 Chandler Diffily accept?

Health plans from Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Chandler Diffily 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 Chandler Diffily affiliated with any hospitals?

According to CMS data, Chandler Diffily is affiliated with Anna Jaques Hospital.

When was this NPI record last updated?

The NPPES record for Chandler Diffily was last updated on September 6, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.