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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SHANNON MARIE MAIN PMHNP, CNP
NPI 1538885686
Nurse Practitioner - Psychiatric/Mental Health in Haverhill, MA

Active since October 19, 2022PECOS Enrolled
62 BROWN ST STE 305, HAVERHILL, MA 01830(978) 369-1113(978) 369-0908 Get Directions Write a Review

NPPES record last updated: July 25, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 25, 2026, Oct 19, 2022 (2 updates tracked since 2022).

About Shannon Marie Main Pmhnp, Cnp NPPES

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

SHANNON MARIE MAIN PMHNP, CNP (NPI 1538885686) is an individual psychiatric/mental health provider in Haverhill, Massachusetts, licensed in Massachusetts (CNPNE10000313) and active in the NPI registry since October 2022. She is enrolled in Medicare PECOS, is affiliated with Emerson Hospital -, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1538885686
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameSHANNON MARIE MAINCredential: PMHNP, CNP
Location Address62 BROWN ST STE 305Haverhill, MA 01830-6790
Mailing Address125 Hartwell AveLexington, MA 02421-3100 · (978) 369-1113 · Fax (978) 369-0908
Phone(978) 369-1113
Fax(978) 369-0908
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateOctober 19, 2022
Last NPPES UpdateJuly 25, 20262 updates tracked since enumeration
NPPES CertifiedJuly 25, 2026
✔ NPI 1538885686 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
Licenses✔ Licensed in MA · CNPNE10000313✔ Licensed in NH · 071196-23
Also ListedRegistered NurseTaxonomy 163W00000X · License 071196-21 (NH), RN2298619 (MA)
62 BROWN ST STE 305, Haverhill, MA 01830
Open in Google Maps ↗

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

Shannon Marie Main Pmhnp, 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 ID3971944661
PECOS Enrollment IDI20240513001669
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 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.
19 services11 patients

Hospital Affiliations CMS Care Compare

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

Emerson Hospital -

Acute Care Hospitals · W Concord, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220084
Location133 Old Road To 9 Acre CornerW Concord, MA 01742 · Middlesex 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 8

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

ALYSSA ISABEL DITOMASO
Counselor (Mental Health)
62 BROWN ST STE 305
HAVERHILL, MA 01830
Essex County (978) 373-3086
NICOLE IVONE
Social Worker (Clinical)
62 BROWN ST STE 305
HAVERHILL, MA 01830
Essex County (978) 521-7777
DOMINIQUE GRASSO BSW
Social Worker (Clinical)
62 BROWN ST STE 305
HAVERHILL, MA 01830
Essex County (978) 521-7777
MARGARET DOWNEY
Counselor
62 BROWN ST STE 305
HAVERHILL, MA 01830
Essex County (978) 744-1585
MS. PATRICIA ANN ANDREWS
Counselor (Mental Health)
62 BROWN ST STE 305
HAVERHILL, MA 01830
Essex County (978) 771-5181
MS. ADRIANA LIARA CANO BA
Counselor (Mental Health)
62 BROWN ST STE 305
HAVERHILL, MA 01830
Essex County (978) 521-7777
LAURA ANN CHIODO
Counselor (Mental Health)
62 BROWN ST STE 305
HAVERHILL, MA 01830
Essex County (978) 373-3086
SHANNON N SMITH
Counselor (Mental Health)
62 BROWN ST STE 305
HAVERHILL, MA 01830
Essex County (978) 521-7777

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 Shannon Main's NPI number?

The NPI number for Shannon Main is 1538885686. It was assigned to this individual provider in the NPPES registry on October 19, 2022.

Where is Shannon Main located?

Shannon Main practices at 62 Brown St Ste 305, Haverhill, MA 01830. The listed phone number is (978) 369-1113.

What is Shannon Main's specialty?

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

Is Shannon Main enrolled in Medicare?

Yes. Shannon Main 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.

Is Shannon Main affiliated with any hospitals?

According to CMS data, Shannon Main is affiliated with Emerson Hospital -.

When was this NPI record last updated?

The NPPES record for Shannon Main was last updated on July 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 days 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.