1. Home
  2. Directory
  3. California
  4. Pomona
  5. Internal Medicine
  6. NPI Profile

INTERNAL MEDICINE MEDICAL GROUP
NPI 1114120417
Internal Medicine - Endocrinology, Diabetes & Metabolism in Pomona, CA

Active since June 06, 2007
1904 N ORANGE GROVE AVENUE, INTERNAL MEDICINE MEDICAL GROUP, POMONA, CA 91767(909) 469-1823(909) 469-1827 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Sep 11, 2025, Aug 22, 2020 (2 updates tracked since 2020).

About Internal Medicine Medical Group NPPES

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

INTERNAL MEDICINE MEDICAL GROUP (NPI 1114120417) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Pomona, California and active in the NPI registry since June 2007. The organization lists Adrienne Marie Walker, Contracts Manager, as its authorized official.

NPPES Registry Identity

NPI1114120417
Entity TypeOrganization
Primary Taxonomy207RE0101X
Legal Business NameINTERNAL MEDICINE MEDICAL GROUP
Location Address1904 N ORANGE GROVE AVENUE, INTERNAL MEDICINE MEDICAL GROUPPomona, CA 91767-3008
Mailing Address840 Towne Center Drive, Internal Medicine Medical GroupPomona, CA 91767-5900 · (909) 398-1550 · Fax (909) 398-1573
Phone(909) 469-1823
Fax(909) 469-1827
Organization SubpartNo
Authorized OfficialAdrienne Marie WalkerContracts Manager · (909) 398-1550
Enumeration DateJune 6, 2007
Last NPPES UpdateSeptember 11, 20252 updates tracked since enumeration
✔ NPI 1114120417 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
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.
Also ListedInternal MedicineTaxonomy 207R00000X
1904 N ORANGE GROVE AVENUE, Pomona, CA 91767
Open in Google Maps ↗

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

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 Internal Medicine Medical Group's NPI number?

The NPI number for Internal Medicine Medical Group is 1114120417. It was assigned to this organization in the NPPES registry on June 6, 2007.

Where is Internal Medicine Medical Group located?

Internal Medicine Medical Group is located at 1904 N Orange Grove Avenue Internal Medicine Medical Group, Pomona, CA 91767. The listed phone number is (909) 469-1823.

What is Internal Medicine Medical Group's specialty?

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

When was this NPI record last updated?

The NPPES record for Internal Medicine Medical Group was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.