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

MS. PATTI LYNN MILLS M.S., C.G.C.
NPI 1427047315
Genetic Counselor, MS in Chicago, IL

Active since October 14, 2005
600 S DEARBORN ST, #1812, CHICAGO, IL 60605(312) 294-9912 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Ms. Patti Lynn Mills M.s., C.g.c. NPPES

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

MS. PATTI LYNN MILLS M.S., C.G.C. (NPI 1427047315) is an individual genetic counselor, ms provider in Chicago, Illinois and active in the NPI registry since October 2005.

NPPES Registry Identity

NPI1427047315
Entity TypeIndividualFemale
Primary Taxonomy170300000X
Provider Legal NameMS. PATTI LYNN MILLSCredential: M.S., C.G.C.
Location Address600 S DEARBORN ST, #1812Chicago, IL 60605-1821
Mailing Address600 S Dearborn St, #1812Chicago, IL 60605-1821 · (312) 294-9912
Sole ProprietorNo
Enumeration DateOctober 14, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1427047315 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.
600 S DEARBORN ST, Chicago, IL 60605

Other Providers at the Same Location NPPES

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

Psychologist (Clinical)
600 S DEARBORN ST, 1709
CHICAGO, IL 60605

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 Patti Mills's NPI number?

The NPI number for Patti Mills is 1427047315. It was assigned to this individual provider in the NPPES registry on October 14, 2005.

Where is Patti Mills located?

Patti Mills practices at 600 S Dearborn St #1812, Chicago, IL 60605. The listed phone number is (312) 294-9912.

What is Patti Mills'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 Patti Mills 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 43 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.