MRS. KATHERINE BROCK MSN, APRN, PMHNP-BC
NPI 1104585280
Nurse Practitioner - Psychiatric/Mental Health in Nashua, NH

Q: What is Katherine Brock's NPI number?

The NPI number for Katherine Brock is 1104585280. It was assigned to this individual provider in the NPPES registry on December 15, 2021. The provider is also known as Katherine Spidaliere.

Q: What is Katherine Brock's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Katherine Brock was last updated on December 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

Active since December 15, 2021PECOS Enrolled

505 W HOLLIS ST STE 208, NASHUA, NH 03062(603) 889-2843 Get Directions Write a Review

NPPES record last updated: December 15, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Mrs. Katherine Brock Msn, Aprn, Pmhnp-bc NPPES

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

MRS. KATHERINE BROCK MSN, APRN, PMHNP-BC (NPI 1104585280) is an individual psychiatric/mental health provider in Nashua, New Hampshire, licensed in New Hampshire (063987-23) and active in the NPI registry since December 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1104585280

Entity TypeIndividualFemale

Primary Taxonomy363LP0808X

Provider Legal NameMRS. KATHERINE BROCKCredential: MSN, APRN, PMHNP-BC

Location Address505 W HOLLIS ST STE 208Nashua, NH 03062-1387

Mailing Address505 W Hollis St Ste 208Nashua, NH 03062-1387 · (603) 889-2843

Phone(603) 889-2843

Sole ProprietorYes

Medical School CMSOtherGraduated 2021

Enumeration DateDecember 15, 2021

NPPES CertifiedDecember 15, 2021

✔ NPI 1104585280 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 NH · 063987-23

505 W HOLLIS ST STE 208, Nashua, NH 03062

Open in Google Maps ↗

Other Names 1

Former Name (1)Katherine Spidaliere

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Katherine Brock Msn, Aprn, Pmhnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID840714804

PECOS Enrollment IDI20250411000262

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.

Medicare Billing Reassignment

Medicare enrollment records show Katherine Brock reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Spidaliere Psychological Associates, LLC

Same address

Mental Health

505 W HOLLIS ST STE 208
Nashua, NH 03062

Reassigned Medicare billing, New Hampshire enrollment
8 clinicians in this Medicare group

NPI 1417203324 (603) 889-2843

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03062 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

$89.14 typical visit price

range $57.75 – $174.26

Typical copayment $22.28 (range $14.43 – $43.56)

Most-billed visit code 99203

Established Patient

$101.54 typical visit price

range $18.70 – $142.15

Typical copayment $25.38 (range $4.67 – $35.53)

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 3

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

MR. JAMES MAXWELL MILNE MA

Counselor

505 W HOLLIS ST STE 208
NASHUA, NH 03062

Hillsborough County (603) 685-4644

SPIDALIERE PSYCHOLOGICAL ASSOCIATES, LLC

Counselor (Mental Health)

505 W HOLLIS ST STE 208
NASHUA, NH 03062

Hillsborough County (603) 889-2843

LEAH ELLIOTT LICSW

Counselor (Mental Health)

505 W HOLLIS ST STE 208
NASHUA, NH 03062

Hillsborough County (603) 889-2843

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 Katherine Brock's NPI number?

The NPI number for Katherine Brock is 1104585280. It was assigned to this individual provider in the NPPES registry on December 15, 2021. The provider is also known as Katherine Spidaliere.

Where is Katherine Brock located?

Katherine Brock practices at 505 W Hollis St Ste 208, Nashua, NH 03062. The listed phone number is (603) 889-2843.

What is Katherine Brock's specialty?

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

Is Katherine Brock enrolled in Medicare?

Yes. Katherine Brock is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Katherine Brock's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Brock reassigns Medicare benefits to Spidaliere Psychological Associates, LLC (Nashua, NH). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Katherine Brock's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Katherine Brock accept?

Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Katherine Brock 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 Katherine Brock was last updated on December 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.