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

ADEELA R AHSAN MD INC
NPI 1326056490
Internal Medicine in Irvine, CA

Q: What is Adeela R Ahsan MD Inc's NPI number?

The NPI number for Adeela R Ahsan MD Inc is 1326056490. It was assigned to this organization in the NPPES registry on August 4, 2006.

Q: What is Adeela R Ahsan MD Inc's specialty?

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

Active since August 04, 2006

4870 BARRANCA PKWY STE 230, IRVINE, CA 92604(949) 552-1546(866) 844-8534 Get Directions Write a Review

NPPES record last updated: October 21, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

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About Adeela R Ahsan Md Inc NPPES

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

ADEELA R AHSAN MD INC (NPI 1326056490) is a healthcare organization registered as an internal medicine in Irvine, California and active in the NPI registry since August 2006. The organization lists Gloria Ruiz, Practice Manager, as its authorized official.

NPPES Registry Identity

NPI1326056490

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameADEELA R AHSAN MD INC

Location Address4870 BARRANCA PKWY STE 230Irvine, CA 92604-4788

Mailing Address4870 Barranca Pkwy Ste 230Irvine, CA 92604-4788 · (949) 552-1546 · Fax (866) 844-8534

Phone(949) 552-1546

Fax(866) 844-8534

Organization SubpartNo

Authorized OfficialGloria RuizPractice Manager · (505) 216-4200

Enumeration DateAugust 4, 2006

Last NPPES UpdateOctober 21, 2026

NPPES CertifiedOctober 21, 2026

✔ NPI 1326056490 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 · A53946

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.

4870 BARRANCA PKWY STE 230, Irvine, CA 92604

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Adeela R Ahsan 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 Adeela R Ahsan MD Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Adeela Ahsan, MD

Internal Medicine

NPI 1932103595

4870 BARRANCA PKWY STE 230
Irvine, CA 92604

(949) 552-1546

✔ PECOS✔ Accepts Medicare

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 Adeela R Ahsan MD Inc's NPI number?

The NPI number for Adeela R Ahsan MD Inc is 1326056490. It was assigned to this organization in the NPPES registry on August 4, 2006.

Where is Adeela R Ahsan MD Inc located?

Adeela R Ahsan MD Inc is located at 4870 Barranca Pkwy Ste 230, Irvine, CA 92604. The listed phone number is (949) 552-1546.

What is Adeela R Ahsan MD Inc's specialty?

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

Is Adeela R Ahsan MD Inc enrolled in Medicare?

Yes. Adeela R Ahsan MD Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Adeela R Ahsan MD Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Adeela R Ahsan 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 Adeela R Ahsan MD Inc was last updated on October 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.