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LISA MARIE SIEWERT LCGC
NPI 1649101254
Genetic Counselor, MS in Monrovia, CA

Active since May 25, 2026
605 E HUNTINGTON DR STE 209, MONROVIA, CA 91016(800) 426-6467 Get Directions Write a Review

NPPES record last updated: May 25, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Lisa Marie Siewert Lcgc NPPES

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

LISA MARIE SIEWERT LCGC (NPI 1649101254) is an individual genetic counselor, ms provider in Monrovia, California, licensed in California (GC002041) and active in the NPI registry since May 2026.

NPPES Registry Identity

NPI1649101254
Entity TypeIndividualFemale
Primary Taxonomy170300000X
Provider Legal NameLISA MARIE SIEWERTCredential: LCGC
Location Address605 E HUNTINGTON DR STE 209Monrovia, CA 91016-6353
Mailing Address605 E Huntington Dr Ste 209Monrovia, CA 91016-6353
Phone(800) 426-6467
Sole ProprietorNo
Enumeration DateMay 25, 2026
NPPES CertifiedMay 25, 2026
✔ NPI 1649101254 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGenetic Counselor, MSOther Service Providers
Taxonomy Code170300000X
License✔ Licensed in CA · GC002041
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.
605 E HUNTINGTON DR STE 209, Monrovia, CA 91016
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Other Providers at the Same Location NPPES 6

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

ESOTERIX GENETIC LABORATORIES, LLC
Clinic/Center (Genetics)
605 E HUNTINGTON DR STE 209
MONROVIA, CA 91016
Los Angeles County (626) 471-7443
ALEXA CRAIG
Genetic Counselor, MS
605 E HUNTINGTON DR STE 209
MONROVIA, CA 91016
Los Angeles County (800) 426-6467
CHRISTINA DENISE RIVERA MS, LCGC, CG(ASCP)
Genetic Counselor, MS
605 E HUNTINGTON DR STE 209
MONROVIA, CA 91016
Los Angeles County (800) 426-6467
LABORATORY CORPORATION OF AMERICA
Clinical Medical Laboratory
605 E HUNTINGTON DR STE 209
MONROVIA, CA 91016
Los Angeles County (626) 471-3500
ESOTERIX GENETIC LABORATORIES, LLC
Clinic/Center (Genetics)
605 E HUNTINGTON DR STE 209
MONROVIA, CA 91016
Los Angeles County (626) 471-7443
DANAE GIEHL MS, CGC
Genetic Counselor, MS
605 E HUNTINGTON DR STE 209
MONROVIA, CA 91016
Los Angeles County (800) 426-6467

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 Lisa Siewert's NPI number?

The NPI number for Lisa Siewert is 1649101254. It was assigned to this individual provider in the NPPES registry on May 25, 2026.

Where is Lisa Siewert located?

Lisa Siewert practices at 605 E Huntington Dr Ste 209, Monrovia, CA 91016. The listed phone number is (800) 426-6467.

What is Lisa Siewert'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 Lisa Siewert was last updated on May 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.