ROSETTA LOREE WILLIS HASSAN MD
NPI 1871660704
Medical Genetics - Clinical Genetics (M.D.) in Bellflower, CA

Active since November 29, 2006
9400 ROSECRANS AVE, BELLFLOWER, CA 90706(562) 461-3000 Get Directions Write a Review

NPPES record last updated: March 20, 2019. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Rosetta Loree Willis Hassan Md NPPES

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

ROSETTA LOREE WILLIS HASSAN MD (NPI 1871660704) is an individual clinical genetics (m.d.) provider in Bellflower, California, licensed in California (G36060) and active in the NPI registry since November 2006.

NPPES Registry Identity

NPI1871660704
Entity TypeIndividualFemale
Primary Taxonomy207SG0201X
Provider Legal NameROSETTA LOREE WILLIS HASSANCredential: MD
Location Address9400 ROSECRANS AVEBellflower, CA 90706-2246
Mailing Address9400 Rosecrans AveBellflower, CA 90706-2246 · (562) 461-3000
Sole ProprietorNo
Enumeration DateNovember 29, 2006
Last NPPES UpdateMarch 20, 2019
NPI 1871660704 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyMedical Genetics · Clinical Genetics (M.D.)Allopathic & Osteopathic Physicians
Taxonomy Code207SG0201X
License Licensed in CA · G36060
Definition
A clinical geneticist demonstrates competence in providing comprehensive diagnostic, management and counseling services for genetic disorders.
9400 ROSECRANS AVE, Bellflower, CA 90706

Other Names 1

Professional Name (2)Rosetta Loree Willis Md

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.

Pharmacist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Specialist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Otolaryngology (Plastic Surgery within the Head & Neck)
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Internal Medicine
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Optometrist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Podiatrist (Foot & Ankle Surgery)
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Surgery (Vascular Surgery)
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Neuromusculoskeletal Medicine & OMM
9400 ROSECRANS AVE
BELLFLOWER, CA 90706

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 Rosetta Willis Hassan's NPI number?

The NPI number for Rosetta Willis Hassan is 1871660704. It was assigned to this individual provider in the NPPES registry on November 29, 2006. The provider is also known as Rosetta Loree Willis MD.

Where is Rosetta Willis Hassan located?

Rosetta Willis Hassan practices at 9400 Rosecrans Ave, Bellflower, CA 90706. The listed phone number is (562) 461-3000.

What is Rosetta Willis Hassan's specialty?

The primary specialty registered for this NPI is Medical Genetics, specializing in Clinical Genetics (M.D.), with taxonomy code 207SG0201X.

When was this NPI record last updated?

The NPPES record for Rosetta Willis Hassan was last updated on March 20, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.