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

MS. KAREN ELIZABETH BYRNE-ESSIF M.S., C.G.C.
NPI 1922054089
Genetic Counselor, MS in Tucson, AZ

Active since May 26, 2006
5301 E GRANT RD, OBSTETRIX MEDICAL GROUP OF ARIZONA, TUCSON, AZ 85712(520) 795-8188(520) 325-0809 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Ms. Karen Elizabeth Byrne-essif M.s., C.g.c. NPPES

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

MS. KAREN ELIZABETH BYRNE-ESSIF M.S., C.G.C. (NPI 1922054089) is an individual genetic counselor, ms provider in Tucson, Arizona and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1922054089
Entity TypeIndividualFemale
Primary Taxonomy170300000X
Provider Legal NameMS. KAREN ELIZABETH BYRNE-ESSIFCredential: M.S., C.G.C.
Location Address5301 E GRANT RD, OBSTETRIX MEDICAL GROUP OF ARIZONATucson, AZ 85712-2805
Mailing Address7411 E Santidad PlTucson, AZ 85750-6485 · (520) 795-8188 · Fax (520) 325-0809
Fax(520) 325-0809
Sole ProprietorNo
Enumeration DateMay 26, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1922054089 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.
5301 E GRANT RD, Tucson, AZ 85712

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.

Anesthesiology
5301 E GRANT RD, THMEP
TUCSON, AZ 85712
Pharmacist
5301 E GRANT RD
TUCSON, AZ 85712
Student in an Organized Health Care Education/Training Program
5301 E GRANT RD
TUCSON, AZ 85712
Student in an Organized Health Care Education/Training Program
5301 E GRANT RD
TUCSON, AZ 85712
Internal Medicine
5301 E GRANT RD
TUCSON, AZ 85712
Registered Nurse (Lactation Consultant)
5301 E GRANT RD
TUCSON, AZ 85712
Nurse Practitioner (Family)
5301 E GRANT RD
TUCSON, AZ 85712
Nurse Practitioner (Gerontology)
5301 E GRANT RD
TUCSON, AZ 85712

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 Byrne-essif's NPI number?

The NPI number for Karen Byrne-essif is 1922054089. It was assigned to this individual provider in the NPPES registry on May 26, 2006.

Where is Karen Byrne-essif located?

Karen Byrne-essif practices at 5301 E Grant Rd Obstetrix Medical Group Of Arizona, Tucson, AZ 85712. The listed phone number is (520) 795-8188.

What is Karen Byrne-essif'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 Karen Byrne-essif 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 42 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.