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EDWIN R ALEXANDER MD INC
NPI 1285667766
Internal Medicine in Orange, CA

Active since July 08, 2006
1140 W LA VETA AVE, SUITE 540, ORANGE, CA 92868(714) 550-7575(714) 550-7550 Get Directions Write a Review

NPPES record last updated: December 13, 2010. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Edwin R Alexander Md Inc NPPES

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

EDWIN R ALEXANDER MD INC (NPI 1285667766) is a healthcare organization registered as an internal medicine in Orange, California and active in the NPI registry since July 2006. The organization lists Edwin R Alexander, Physician/president, as its authorized official.

NPPES Registry Identity

NPI1285667766
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameEDWIN R ALEXANDER MD INC
Location Address1140 W LA VETA AVE, SUITE 540Orange, CA 92868-4223
Mailing Address1140 W La Veta Ave., Suite 540Orange, CA 92868-4227 · (714) 550-7575 · Fax (714) 550-7550
Phone(714) 550-7575
Fax(714) 550-7550
Organization SubpartNo
Authorized OfficialEdwin R AlexanderPhysician/president · (714) 550-7575
Enumeration DateJuly 8, 2006
Last NPPES UpdateDecember 13, 2010
✔ NPI 1285667766 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A74683
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.
1140 W LA VETA AVE, Orange, CA 92868
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Other Identifiers 1

Medicare UPINA74683CA

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)

Edwin R Alexander Md Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Edwin R Alexander MD Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Edwin Alexander, M.D.
Internal Medicine
NPI 1659315752
1140 W LA VETA AVE
Orange, CA 92868
(714) 550-7575
✔ PECOS✔ Accepts MedicareSame address

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 Edwin R Alexander MD Inc's NPI number?

The NPI number for Edwin R Alexander MD Inc is 1285667766. It was assigned to this organization in the NPPES registry on July 8, 2006.

Where is Edwin R Alexander MD Inc located?

Edwin R Alexander MD Inc is located at 1140 W La Veta Ave Suite 540, Orange, CA 92868. The listed phone number is (714) 550-7575.

What is Edwin R Alexander MD Inc's specialty?

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

Is Edwin R Alexander MD Inc enrolled in Medicare?

Yes. Edwin R Alexander MD Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Edwin R Alexander MD Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Edwin R Alexander MD Inc. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Edwin R Alexander MD Inc was last updated on December 13, 2010. 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.