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

ALFREDO QUINONEZ MD INC
NPI 1902179757
Internal Medicine in San Diego, CA

Active since February 09, 2012
250 MARKET ST, SAN DIEGO, CA 92101(619) 236-9675(800) 804-1187 Get Directions Write a Review

NPPES record last updated: July 30, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Alfredo Quinonez Md Inc NPPES

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

ALFREDO QUINONEZ MD INC (NPI 1902179757) is a healthcare organization registered as an internal medicine in San Diego, California and active in the NPI registry since February 2012. The organization lists Alfredo Quinonez, Md, as its authorized official.

NPPES Registry Identity

NPI1902179757
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameALFREDO QUINONEZ MD INC
Location Address250 MARKET STSan Diego, CA 92101-6832
Mailing Address250 Market StSan Diego, CA 92101-6832 · (619) 236-9675 · Fax (619) 515-1136
Phone(619) 236-9675
Fax(800) 804-1187
Organization SubpartNo
Authorized OfficialAlfredo QuinonezMd · (619) 239-9675
Enumeration DateFebruary 9, 2012
Last NPPES UpdateJuly 30, 2026
NPPES CertifiedJuly 30, 2026
✔ NPI 1902179757 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
250 MARKET ST, San Diego, CA 92101
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES

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

ALFREDO QUINONEZ MD
Internal Medicine
250 MARKET ST
SAN DIEGO, CA 92101
San Diego County (619) 239-9675

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 Alfredo Quinonez MD Inc's NPI number?

The NPI number for Alfredo Quinonez MD Inc is 1902179757. It was assigned to this organization in the NPPES registry on February 9, 2012.

Where is Alfredo Quinonez MD Inc located?

Alfredo Quinonez MD Inc is located at 250 Market St, San Diego, CA 92101. The listed phone number is (619) 236-9675.

What is Alfredo Quinonez MD Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Alfredo Quinonez MD Inc was last updated on July 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.