ENDOCRINOLOGY MEDICAL GROUP OF ORANGE COUNTY INC
NPI 1942499793
Internal Medicine - Endocrinology, Diabetes & Metabolism in Orange, CA

Q: What is Endocrinology Medical Group Of Orange County Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Active since October 17, 2007

725 W LA VETA AVE, 220, ORANGE, CA 92868(714) 771-5700(714) 771-7797 Get Directions Write a Review

NPPES record last updated: November 20, 2014. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Endocrinology Medical Group Of Orange County Inc NPPES

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

ENDOCRINOLOGY MEDICAL GROUP OF ORANGE COUNTY INC (NPI 1942499793) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Orange, California and active in the NPI registry since October 2007. The organization lists Theresa A Bankhardt, On Site Office Manager, as its authorized official.

NPPES Registry Identity

NPI1942499793

Entity TypeOrganization

Primary Taxonomy207RE0101X

Legal Business NameENDOCRINOLOGY MEDICAL GROUP OF ORANGE COUNTY INC

Location Address725 W LA VETA AVE, 220Orange, CA 92868-4403

Mailing Address725 W La Veta Ave, 220Orange, CA 92868-4403 · (714) 771-5700 · Fax (714) 771-7797

Phone(714) 771-5700

Fax(714) 771-7797

Organization SubpartNo

Authorized OfficialTheresa A BankhardtOn Site Office Manager · (714) 771-5700

Enumeration DateOctober 17, 2007

Last NPPES UpdateNovember 20, 2014

✔ NPI 1942499793 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians

Taxonomy Code207RE0101X

License✔ Licensed in CA · G25017

Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

725 W LA VETA AVE, Orange, CA 92868

Open in Google Maps ↗

Other Identifiers 2

Medicare PINW6959CA

Medicare UPINA42485CA

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

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Endocrinology Medical Group Of Orange County Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 4 clinicians reassign Medicare billing to Endocrinology Medical Group Of Orange County Inc, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 3 within 10 miles. They are listed nearest first.

Clinicians, nearest first (4)

Aaron Rockoff, MD

Endocrinology

NPI 1902104839

725 W LA VETA AVE STE 220
Orange, CA 92868

(714) 771-5700

✔ PECOS✔ Accepts MedicareSame address

Priya Shah, M.D.

Endocrinology

NPI 1316129109

725 W LA VETA AVE SUITE 220
Orange, CA 92868

(714) 771-5700

✔ PECOS✔ Accepts MedicareSame address

Cynthia Antonio, NP-C

Nurse Practitioner

NPI 1962745554

101 THE CITY DR S
Orange, CA 92868

(714) 456-7002

✔ PECOS✔ Accepts Medicare1.7 mi

Keirsten Montgomery, RN, BSN, FNP-C

Nurse Practitioner

NPI 1023261492

2320 FREEWAY DR
Mount Vernon, WA 98273

(360) 814-6315

✔ PECOS✔ Accepts Medicare1,038 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Endocrinology Medical Group Of Orange County Inc's NPI number?

The NPI number for Endocrinology Medical Group Of Orange County Inc is 1942499793. It was assigned to this organization in the NPPES registry on October 17, 2007.

Where is Endocrinology Medical Group Of Orange County Inc located?

Endocrinology Medical Group Of Orange County Inc is located at 725 W La Veta Ave 220, Orange, CA 92868. The listed phone number is (714) 771-5700.

What is Endocrinology Medical Group Of Orange County Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Endocrinology Medical Group Of Orange County Inc enrolled in Medicare?

Yes. Endocrinology Medical Group Of Orange County Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Endocrinology Medical Group Of Orange County Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians reassign their Medicare billing to Endocrinology Medical Group Of Orange County Inc, in Endocrinology and Nurse Practitioner. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 2 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Endocrinology Medical Group Of Orange County Inc was last updated on November 20, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.