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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.

MS. KRISTEN ES LIBBY LICSW
NPI 1700873635
Social Worker in Manchester, NH

Active since October 05, 2005PECOS Enrolled
138 WEBSTER ST, MANCHESTER, NH 03104(603) 645-5977(603) 645-5980 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ms. Kristen Es Libby Licsw NPPES

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

MS. KRISTEN ES LIBBY LICSW (NPI 1700873635) is an individual social worker in Manchester, New Hampshire, licensed in New Hampshire (898) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS and is a graduate of Other (1996).

NPPES Registry Identity

NPI1700873635
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameMS. KRISTEN ES LIBBYCredential: LICSW
Location Address138 WEBSTER STManchester, NH 03104-2512
Mailing AddressPo Box 3300Manchester, NH 03105-3300 · (603) 645-5977 · Fax (603) 645-5980
Phone(603) 645-5977
Fax(603) 645-5980
Sole ProprietorNo
Medical School CMSOtherGraduated 1996
Enumeration DateOctober 5, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1700873635 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in NH · 898
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
138 WEBSTER ST, Manchester, NH 03104
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Other Names 1

Former Name (1)Ms. Kristen E Sederquist Licsw

Other Identifiers 2

Other144001671NH01Anthem
Medicaid30422713NH

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 Sheld, Anthem Blue Cross and Blue Shield and more.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

Ms. Kristen Es Libby Licsw 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 ID9133113343
PECOS Enrollment IDI20040412000788
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 5

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.

Psychotherapy, 45 minutes 90834
Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.
140 services44 patients
Family psychotherapy with patient, 50 minutes 90847
Family psychotherapy is a 50-minute session where a therapist helps the patient and their family understand and manage mental health issues. It's a collaborative process that aims to improve communication, solve family problems, understand and handle special family situations, and create a better functioning home environment.
127 services115 patients
Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
92 services38 patients
Family psychotherapy without patient, 50 minutes 90846
Family psychotherapy without the patient is a 50-minute session where a therapist talks with family members to understand and resolve issues impacting the family dynamic. The patient is not present, allowing the family to freely discuss concerns and develop strategies for improvement.
53 services44 patients
Psychotherapy, 30 minutes 90832
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 30-minute session, the therapist helps you explore feelings, thoughts, and behaviors to better understand yourself and manage life's challenges.
52 services28 patients

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.

DR. MICHAEL SPATCHER M.D.
Psychiatry & Neurology (Psychiatry)
138 WEBSTER ST
MANCHESTER, NH 03104
Hillsborough County (603) 645-5977
MEAGAN ETCHELLS LENTZ PSY.D.
Clinical Neuropsychologist
138 WEBSTER ST
MANCHESTER, NH 03104
Hillsborough County (603) 645-5977
HETAL R. DAVE MD
Internal Medicine
138 WEBSTER ST
MANCHESTER, NH 03104
Hillsborough County (603) 663-7030
SAMUEL J. GOLDMAN DO
Internal Medicine (Geriatric Medicine)
138 WEBSTER ST
MANCHESTER, NH 03104
Hillsborough County (603) 663-7030
DR. AKASH JWALANT VADALIA DO, MPH
Psychiatry & Neurology (Psychiatry)
138 WEBSTER ST
MANCHESTER, NH 03104
Hillsborough County (603) 645-5977
CYNTHIA ANN CORREIA APRN
Nurse Practitioner (Family)
138 WEBSTER ST, SENIOR HEALTH PRIMARY CARE
MANCHESTER, NH 03104
Hillsborough County (603) 663-7030
DEBORAH IRENE MOORE ARNP
Nurse Practitioner
138 WEBSTER ST
MANCHESTER, NH 03104
Hillsborough County (603) 663-7030
JAMES BEAUREGARD PHD
Clinical Neuropsychologist
138 WEBSTER ST
MANCHESTER, NH 03104
Hillsborough County (603) 645-5977

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 Kristen Libby's NPI number?

The NPI number for Kristen Libby is 1700873635. It was assigned to this individual provider in the NPPES registry on October 5, 2005. The provider is also known as Ms. Kristen E Sederquist Licsw.

Where is Kristen Libby located?

Kristen Libby practices at 138 Webster St, Manchester, NH 03104. The listed phone number is (603) 645-5977.

What is Kristen Libby's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Is Kristen Libby enrolled in Medicare?

Yes. Kristen Libby 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 Kristen Libby accept?

Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Kristen Libby 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 Kristen Libby was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 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.