LORETTA MARGARET OBRIEN MD
NPI 1750379657
Internal Medicine - Infectious Disease in Livermore, CA

Q: What is Loretta Obrien's NPI number?

The NPI number for Loretta Obrien is 1750379657. It was assigned to this individual provider in the NPPES registry on October 13, 2005.

Q: What is Loretta Obrien's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Q: When was this NPI record last updated?

The NPPES record for Loretta Obrien was last updated on October 23, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.

Active since October 13, 2005

4951 ARROYO RD, LIVERMORE DIVISION, GENERAL MEDICAL CLINIC, LIVERMORE, CA 94550(925) 373-4700 Get Directions Write a Review

NPPES record last updated: October 23, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Loretta Margaret Obrien Md NPPES

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

LORETTA MARGARET OBRIEN MD (NPI 1750379657) is an individual infectious disease provider in Livermore, California, licensed in California (G 87855) and active in the NPI registry since October 2005.

NPPES Registry Identity

NPI1750379657

Entity TypeIndividualFemale

Primary Taxonomy207RI0200X

Provider Legal NameLORETTA MARGARET OBRIENCredential: MD

Location Address4951 ARROYO RD, LIVERMORE DIVISION, GENERAL MEDICAL CLINICLivermore, CA 94550-9650

Mailing Address4951 Arroyo Rd, Livermore Division, General Medical ClinicLivermore, CA 94550-9650 · (925) 373-4700

Phone(925) 373-4700

Sole ProprietorYes

Enumeration DateOctober 13, 2005

Last NPPES UpdateOctober 23, 2008

✔ NPI 1750379657 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RI0200X

License✔ Licensed in CA · G 87855

Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

4951 ARROYO RD, Livermore, CA 94550

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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.

MRS. INSUK S. DURHAM R.D

Dietitian, Registered