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CHAPARRAL MEDICAL GROUP, INC.
NPI 1437111028
Internal Medicine in Pomona, CA

Active since April 06, 2006
1866 N ORANGE GROVE AVE, 202 201 102 & 104, POMONA, CA 91767(909) 623-8796 Get Directions Write a Review

NPPES record last updated: February 24, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Jun 12, 2023, Feb 14, 2019 (2 updates tracked since 2019).

About Chaparral Medical Group, Inc. NPPES

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

CHAPARRAL MEDICAL GROUP, INC. (NPI 1437111028) is a healthcare organization registered as an internal medicine in Pomona, California and active in the NPI registry since April 2006. The organization maintains a secondary practice location in Los Angeles and lists Prasad A Jeereddi, President, as its authorized official.

NPPES Registry Identity

NPI1437111028
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameCHAPARRAL MEDICAL GROUP, INC.
Location Address1866 N ORANGE GROVE AVE, 202 201 102 & 104Pomona, CA 91767-3031
Mailing Address840 Towne Center DrPomona, CA 91767-5900 · (909) 398-1550 · Fax (909) 398-1488
Phone(909) 623-8796
Organization SubpartNo
Authorized OfficialPrasad A JeereddiPresident · (909) 398-1550
Enumeration DateApril 6, 2006
Last NPPES UpdateFebruary 24, 20262 updates tracked since enumeration
NPPES CertifiedFebruary 24, 2026
✔ NPI 1437111028 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 14

★ 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 ListedCase Manager/Care CoordinatorTaxonomy 171M00000X
Also ListedEmergency Medicine · Hospice and Palliative MedicineTaxonomy 207PH0002X
Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X
Also ListedInternal Medicine · Clinical Cardiac ElectrophysiologyTaxonomy 207RC0001X
Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X
Also ListedInternal Medicine · Endocrinology, Diabetes & MetabolismTaxonomy 207RE0101X
Also ListedInternal Medicine · GastroenterologyTaxonomy 207RG0100X
Also ListedInternal Medicine · Geriatric MedicineTaxonomy 207RG0300X
Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X
Also ListedInternal Medicine · RheumatologyTaxonomy 207RR0500X
Also ListedOrthopaedic SurgeryTaxonomy 207X00000X
Also ListedPsychiatry & Neurology · NeurologyTaxonomy 2084N0400X
Also ListedSupports BrokerageTaxonomy 251X00000X
1866 N ORANGE GROVE AVE, Pomona, CA 91767
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Secondary Practice Location 1

Location 11200 Venice Blvd Ste 200Los Angeles, CA 90006-5518 · Phone (323) 475-1809 · Fax (909) 752-6768

Other Identifiers 1

MedicaidGR0052950CA

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

Other Providers at the Same Location NPPES 15

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KENNETH SPIERS BROWN MD
Internal Medicine
1866 N ORANGE GROVE AVE, STE 102
POMONA, CA 91767
Los Angeles County (909) 620-4373
JAYAPAL ARAGONDA REDDY
Internal Medicine (Cardiovascular Disease)
1866 N ORANGE GROVE AVE, 202
POMONA, CA 91767
Los Angeles County (909) 623-8796
DR. GAURAV R PARIKH MD
Internal Medicine (Cardiovascular Disease)
1866 N ORANGE GROVE AVE, SUITE 202
POMONA, CA 91767
Los Angeles County (909) 623-8796
ROBERT CHESTER JONES MD
Internal Medicine (Sleep Medicine)
1866 N ORANGE GROVE AVE, SUITE 102
POMONA, CA 91767
Los Angeles County (909) 865-0676
INTERNAL MEDICINE MEDICAL GROUP
Internal Medicine
1866 N ORANGE GROVE AVE, SUITE 102
POMONA, CA 91767
Los Angeles County (909) 865-0676
DR. PUNEET GHAYAL M.D.
Internal Medicine (Cardiovascular Disease)
1866 N ORANGE GROVE AVE, SUITE # 202
POMONA, CA 91767
Los Angeles County (909) 623-8796
INTERNAL MEDICINE MEDICAL GROUP
Family Medicine
1866 N ORANGE GROVE AVE, SUITE 202
POMONA, CA 91767
Los Angeles County (909) 623-8796
DR. MANJUSHA GUPTA MD
Internal Medicine
1866 N ORANGE GROVE AVE, SUITE # 102
POMONA, CA 91767
Los Angeles County (909) 865-0676

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 Chaparral Medical Group, Inc.'s NPI number?

The NPI number for Chaparral Medical Group, Inc. is 1437111028. It was assigned to this organization in the NPPES registry on April 6, 2006.

Where is Chaparral Medical Group, Inc. located?

Chaparral Medical Group, Inc. is located at 1866 N Orange Grove Ave 202 201 102 & 104, Pomona, CA 91767. The listed phone number is (909) 623-8796.

What is Chaparral Medical Group, Inc.'s specialty?

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

When was this NPI record last updated?

The NPPES record for Chaparral Medical Group, Inc. was last updated on February 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.