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LILY HELENA OSTRER MD
NPI 1821592155
Internal Medicine - Infectious Disease in San Diego, CA

Active since March 21, 2018
9500 GILMAN DR, SAN DIEGO, CA 92093(619) 543-3995 Get Directions Write a Review

NPPES record last updated: May 20, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 20, 2026, Nov 14, 2023, Aug 26, 2022 and 1 more (4 updates tracked since 2018).

About Lily Helena Ostrer Md NPPES

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

LILY HELENA OSTRER MD (NPI 1821592155) is an individual infectious disease provider in San Diego, California, licensed in California (A186619) and active in the NPI registry since March 2018.

NPPES Registry Identity

NPI1821592155
Entity TypeIndividualFemale
Primary Taxonomy207RI0200X
Provider Legal NameLILY HELENA OSTRERCredential: MD
Location Address9500 GILMAN DRSan Diego, CA 92093-5004
Mailing Address9500 Gilman DrSan Diego, CA 92093-5004 · (619) 543-3995
Phone(619) 543-3995
Sole ProprietorNo
Enumeration DateMarch 21, 2018
Last NPPES UpdateMay 20, 20264 updates tracked since enumeration
NPPES CertifiedMay 20, 2026
✔ NPI 1821592155 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in CA · A186619
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.
Also ListedInternal MedicineTaxonomy 207R00000X · License ME156022 (FL)
Also ListedPediatricsTaxonomy 208000000X · License ME156022 (FL)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
9500 GILMAN DR, San Diego, CA 92093
Open in Google Maps ↗

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.

DR. LEE LE WANG M.D.
Radiology (Diagnostic Radiology)
9500 GILMAN DR
LA JOLLA, CA 92093
San Diego County (858) 534-3880
BONNIE SUSAN OMEARA NP
Nurse Practitioner (Adult Health)
9500 GILMAN DR
LA JOLLA, CA 92093
San Diego County (858) 534-3300
ELKA RUBIN MD
Radiology (Diagnostic Radiology)
9500 GILMAN DR
LA JOLLA, CA 92093
San Diego County (858) 534-2230
DR. ROBERT J PARMER M.D.
Internal Medicine
9500 GILMAN DR, MAIL CODE 9111-H
LA JOLLA, CA 92093
San Diego County (858) 552-8585
ANGELA R ACFALLE NP CNS
Nurse Practitioner (Adult Health)
9500 GILMAN DR, # 0039
LA JOLLA, CA 92093
San Diego County (858) 534-2918
BRITNIE PRIEST MAT, ATC, LAT
Specialist/Technologist (Athletic Trainer)
9500 GILMAN DR, MC0529
LA JOLLA, CA 92093
San Diego County (858) 822-6747
CHRISTOPHER MONGLIN LIU
Orthopaedic Surgery
9500 GILMAN DR
LA JOLLA, CA 92093
San Diego County (571) 721-9812
GLORIA LIN
Student in an Organized Health Care Education/Training Program
9500 GILMAN DR
LA JOLLA, CA 92093
San Diego County (858) 657-8803

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 Lily Ostrer's NPI number?

The NPI number for Lily Ostrer is 1821592155. It was assigned to this individual provider in the NPPES registry on March 21, 2018.

Where is Lily Ostrer located?

Lily Ostrer practices at 9500 Gilman Dr, San Diego, CA 92093. The listed phone number is (619) 543-3995.

What is Lily Ostrer's specialty?

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

When was this NPI record last updated?

The NPPES record for Lily Ostrer was last updated on May 20, 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.