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

MS. KAREN M BANNON D.C.
NPI 1174614556
Chiropractor in Portsmouth, NH

Q: What is Karen Bannon's NPI number?

The NPI number for Karen Bannon is 1174614556. It was assigned to this individual provider in the NPPES registry on September 28, 2006. The provider is also known as Karen M.B. Boisvert D.C..

Q: What is Karen Bannon's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Q: When was this NPI record last updated?

The NPPES record for Karen Bannon was last updated on October 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.

Active since September 28, 2006

600 STATE ST. STE 5, PORTSMOUTH, NH 03801(603) 430-7744(603) 436-6729 Get Directions Write a Review

NPPES record last updated: October 29, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 29, 2026, Dec 3, 2015 (2 updates tracked since 2015).

On this page

About Ms. Karen M Bannon D.c. NPPES

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

MS. KAREN M BANNON D.C. (NPI 1174614556) is an individual chiropractor in Portsmouth, New Hampshire, licensed in New Hampshire (163-0494) and active in the NPI registry since September 2006. She is a graduate of Other (1993).

NPPES Registry Identity

NPI1174614556

Entity TypeIndividualFemale

Primary Taxonomy111N00000X

Provider Legal NameMS. KAREN M BANNONCredential: D.C.

Location Address600 STATE ST. STE 5Portsmouth, NH 03801-4370

Mailing Address600 State St, Suite 5Portsmouth, NH 03801 · (603) 430-7744 · Fax (603) 436-6729

Phone(603) 430-7744

Fax(603) 436-6729

Sole ProprietorYes

Medical School CMSOtherGraduated 1993

Enumeration DateSeptember 28, 2006

Last NPPES UpdateOctober 29, 20262 updates tracked since enumeration

✔ NPI 1174614556 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers

Taxonomy Code111N00000X

License✔ Licensed in NH · 163-0494

Definition

A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.

600 STATE ST. STE 5, Portsmouth, NH 03801

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Other Names 1

Former Name (1)Karen M.b. Boisvert D.c.

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care, Providence Health Plan.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. Karen M Bannon D.c. 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 ID9234140781

PECOS Enrollment IDI20060511000291

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.

Chiropractic manipulative treatment, 3-4 spinal regions 98941

Chiropractic manipulative treatment for 3-4 spinal regions involves a trained professional applying controlled force to specific areas of your spine. This can help alleviate pain, improve physical function, and support your body's natural healing process.

961 services66 patients

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 Karen Bannon's NPI number?

The NPI number for Karen Bannon is 1174614556. It was assigned to this individual provider in the NPPES registry on September 28, 2006. The provider is also known as Karen M.B. Boisvert D.C..

Where is Karen Bannon located?

Karen Bannon practices at 600 State St. Ste 5, Portsmouth, NH 03801. The listed phone number is (603) 430-7744.

What is Karen Bannon's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is Karen Bannon enrolled in Medicare?

Yes. Karen Bannon 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 Karen Bannon accept?

Health plans from Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and Providence Health Plan list Karen Bannon 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 Karen Bannon was last updated on October 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.