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LA CANADA MEDICAL GROUP
NPI 1285114157
Internal Medicine in La Canada Flintridge, CA

Active since August 20, 2018
1113 FOOTHILL BLVD, #A, LA CANADA FLINTRIDGE, CA 91011(818) 369-7848(818) 671-3521 Get Directions Write a Review

NPPES record last updated: February 8, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 8, 2023, Oct 14, 2022, Aug 20, 2018 (3 updates tracked since 2018).

About La Canada Medical Group NPPES

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

LA CANADA MEDICAL GROUP (NPI 1285114157) is a healthcare organization registered as an internal medicine in La Canada Flintridge, California and active in the NPI registry since August 2018. The organization lists Aaron I-lun Jeng, Owner/provider, as its authorized official.

NPPES Registry Identity

NPI1285114157
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameHASTINGS RANCH PHYSICIANS GROUP, INC.
Location Address1113 FOOTHILL BLVD, #ALa Canada Flintridge, CA 91011
Mailing Address1113 Foothill Blvd, #aLa Canada Flintridge, CA 91011 · (818) 369-7848 · Fax (818) 671-3521
Phone(818) 369-7848
Fax(818) 671-3521
Organization SubpartNo
Authorized OfficialAaron I-lun JengOwner/provider · (818) 396-5737
Enumeration DateAugust 20, 2018
Last NPPES UpdateFebruary 8, 20233 updates tracked since enumeration
NPPES CertifiedFebruary 8, 2023
✔ NPI 1285114157 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ 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.
Also ListedFamily MedicineTaxonomy 207Q00000X
Also ListedGeneral PracticeTaxonomy 208D00000X
1113 FOOTHILL BLVD, La Canada Flintridge, CA 91011
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Other Names 1

Doing Business AsLa Canada Medical Group

Other Identifiers 3

OtherA106414CA · Physician License
Other1003053851CA · Npi
Other1164831293CA · Npi

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-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)

La Canada Medical Group 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 La Canada Medical Group, which bills Medicare for the services this clinician delivers.

Clinician (1)

Aaron Jeng, MD, MPH
Internal Medicine
NPI 1003053851
438 W LAS TUNAS DR
San Gabriel, CA 91776
(626) 289-5454
✔ PECOS✔ Accepts Medicare9.1 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 Hastings Ranch Physicians Group, Inc.'s NPI number?

The NPI number for Hastings Ranch Physicians Group, Inc. is 1285114157. It was assigned to this organization in the NPPES registry on August 20, 2018. The provider is doing business as La Canada Medical Group.

Where is Hastings Ranch Physicians Group, Inc. located?

Hastings Ranch Physicians Group, Inc. is located at 1113 Foothill Blvd #a, La Canada Flintridge, CA 91011. The listed phone number is (818) 369-7848.

What is Hastings Ranch Physicians Group, Inc.'s specialty?

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

Is Hastings Ranch Physicians Group, Inc. enrolled in Medicare?

Yes. Hastings Ranch Physicians Group, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Hastings Ranch Physicians Group, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Hastings Ranch Physicians Group, 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 Hastings Ranch Physicians Group, Inc. was last updated on February 8, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.