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

MRS. ANN JEFFERS-BROWN M.S., C.G.C.
NPI 1821050337
Genetic Counselor, MS in Manchester, NH

Active since April 03, 2006
275 MAMMOTH RD, SUITE 1, MANCHESTER, NH 03109(603) 663-8611(603) 668-0164 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mrs. Ann Jeffers-brown M.s., C.g.c. NPPES

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

MRS. ANN JEFFERS-BROWN M.S., C.G.C. (NPI 1821050337) is an individual genetic counselor, ms provider in Manchester, New Hampshire and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1821050337
Entity TypeIndividualFemale
Primary Taxonomy170300000X
Provider Legal NameMRS. ANN JEFFERS-BROWNCredential: M.S., C.G.C.
Location Address275 MAMMOTH RD, SUITE 1Manchester, NH 03109-4133
Mailing Address275 Mammoth Rd, Suite 1Manchester, NH 03109-4133 · (603) 663-8611 · Fax (603) 668-0164
Fax(603) 668-0164
Sole ProprietorNo
Enumeration DateApril 3, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1821050337 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyGenetic Counselor, MSOther Service Providers
Taxonomy Code170300000X
Definition
A masters trained health care provider who collects and interprets genetic family histories; assesses the risk of disease occurrence or recurrence; identifies interventions to manage or ameliorate disease risk; educates about inheritance, testing, management, prevention, ethical issues, resources, and research; and counsels to promote informed choices and adaptation. Certification was established in 1993 by the American Board of Genetic Counseling and prior to that by the American Board of Medical Genetics. Requirements for experience, licensure, and job responsibilities vary among the states.
275 MAMMOTH RD, Manchester, NH 03109

Other Providers at the Same Location NPPES 15

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

Pediatrics
275 MAMMOTH RD, SUITE #1
MANCHESTER, NH 03109
Nurse Practitioner
275 MAMMOTH RD, SUITE #1
MANCHESTER, NH 03109
Internal Medicine
275 MAMMOTH RD, SUITE 4
MANCHESTER, NH 03109
Pediatrics (Pediatric Gastroenterology)
275 MAMMOTH RD, SUITE 1
MANCHESTER, NH 03109
Pediatrics
275 MAMMOTH RD, SUITE 2
MANCHESTER, NH 03109
Pediatrics
275 MAMMOTH RD, SUITE #1
MANCHESTER, NH 03109
General Acute Care Hospital
275 MAMMOTH RD, SUITE 3
MANCHESTER, NH 03109
Pediatrics
275 MAMMOTH RD, SUITE 2
MANCHESTER, NH 03109

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 Ann Jeffers-brown's NPI number?

The NPI number for Ann Jeffers-brown is 1821050337. It was assigned to this individual provider in the NPPES registry on April 3, 2006.

Where is Ann Jeffers-brown located?

Ann Jeffers-brown practices at 275 Mammoth Rd Suite 1, Manchester, NH 03109. The listed phone number is (603) 663-8611.

What is Ann Jeffers-brown's specialty?

The primary specialty registered for this NPI is Genetic Counselor, MS with taxonomy code 170300000X.

When was this NPI record last updated?

The NPPES record for Ann Jeffers-brown 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 34 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.