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TUSTIN IRVINE INTERNAL MEDICINE GROUP INC.
NPI 1689633125
Internal Medicine in Tustin, CA

Active since March 22, 2006CLIA 05D0579825 · Waiver
17400 IRVINE BLVD, SUITE F, TUSTIN, CA 92780(714) 838-5610(714) 838-5931 Get Directions Write a Review

NPPES record last updated: June 10, 2011. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Tustin Irvine Internal Medicine Group Inc. NPPES

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

TUSTIN IRVINE INTERNAL MEDICINE GROUP INC. (NPI 1689633125) is a healthcare organization registered as an internal medicine in Tustin, California and active in the NPI registry since March 2006. The organization holds a CLIA Waiver certificate valid through December 15, 2027 and lists Mario S Ficarola, President, as its authorized official.

NPPES Registry Identity

NPI1689633125
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameTUSTIN IRVINE INTERNAL MEDICINE GROUP INC.
Location Address17400 IRVINE BLVD, SUITE FTustin, CA 92780-3030
Mailing Address17400 Irvine Blvd, Suite FTustin, CA 92780-3030 · (714) 838-5610 · Fax (714) 838-5931
Phone(714) 838-5610
Fax(714) 838-5931
Organization SubpartNo
Authorized OfficialMario S FicarolaPresident · (714) 838-5610
Enumeration DateMarch 22, 2006
Last NPPES UpdateJune 10, 2011
✔ NPI 1689633125 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.
17400 IRVINE BLVD, Tustin, CA 92780
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Other Identifiers 17

Medicare UPINA 22336CA
Medicare PINWA81987CCA
Medicare PINWG14371ACA
Medicare UPING58721CA
Medicare UPINA 39242CA
Medicare PINW 1779CA
OtherYYY 42455 YCA · Blue Shield
Medicare PINWA61483DCA
Medicare UPINI 13910CA
Medicare UPINA 47465CA
Medicare PINWG38399ACA
Medicare PINWG56794ACA
MedicaidYYY 42455 YCA
Other1962544494CA · Npi
Medicare UPINE 88030CA
Medicare UPINI 59444CA
Medicare PINWA91056ACA

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D0579825

Tustin Irvine Internal Med Group, Inc · Tustin, CA
Active · expires Dec 15, 2027
CLIA Number05D0579825
Laboratory TypePhysician Office
Certificate Effective DateDecember 16, 2025
Certificate Expiration DateDecember 15, 2027
Laboratory DirectorMario S. Ficarola MD
Laboratory Phone(714) 838-5610
Laboratory LocationTustin Irvine Internal Med Group, Inc15000 Kensington Park Drive Suite 360, Tustin, CA 92782
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 18

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

DR. HUONG T DUONG M.D.
Internal Medicine
17400 IRVINE BLVD, SUITE F
TUSTIN, CA 92780
Orange County (714) 838-5610
DR. SUSAN L BAN M.D.
Internal Medicine
17400 IRVINE BLVD, SUITE F
TUSTIN, CA 92780
Orange County (714) 838-5610
DR. GARY MICHAEL STEWART M.D.
Legal Medicine
17400 IRVINE BLVD, SUITE N
TUSTIN, CA 92780
Orange County (714) 508-0255
DR. THOMAS C HWANG M.D.
Internal Medicine
17400 IRVINE BLVD, SUITE F
TUSTIN, CA 92780
Orange County (714) 838-5610
DR. PETER ROBERT TENG DDS
Dentist (General Practice)
17400 IRVINE BLVD, SUITE G
TUSTIN, CA 92780
Orange County (714) 541-4648
WILFREDO T ESCOBER M.D.
Specialist
17400 IRVINE BLVD, SUITE M
TUSTIN, CA 92780
Orange County (714) 838-4400
MS. CHRISTINE SWITZER BURNELL M.A.
Speech-Language Pathologist
17400 IRVINE BLVD, SUITE K
TUSTIN, CA 92780
Orange County (714) 544-1860
KLEMER CHIROPRACTIC OFFICE A PROFESSIONAL CORPORATION
Chiropractor
17400 IRVINE BLVD, SUITE L
TUSTIN, CA 92780
Orange County (714) 508-1112

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 Tustin Irvine Internal Medicine Group Inc.'s NPI number?

The NPI number for Tustin Irvine Internal Medicine Group Inc. is 1689633125. It was assigned to this organization in the NPPES registry on March 22, 2006.

Where is Tustin Irvine Internal Medicine Group Inc. located?

Tustin Irvine Internal Medicine Group Inc. is located at 17400 Irvine Blvd Suite F, Tustin, CA 92780. The listed phone number is (714) 838-5610.

What is Tustin Irvine Internal Medicine Group Inc.'s specialty?

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

Does Tustin Irvine Internal Medicine Group Inc. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D0579825) is associated with this NPI, valid through December 15, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Tustin Irvine Internal Medicine Group Inc. was last updated on June 10, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.