CHAPARRAL MEDICAL GROUP INC
NPI 1386606259
Neurological Surgery in Pomona, CA

Active since April 05, 2006
160 E ARTESIA ST, SUITE # 220, POMONA, CA 91767(909) 865-1020(909) 865-1202 Get Directions Write a Review

NPPES record last updated: October 22, 2014. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Chaparral Medical Group Inc NPPES

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

CHAPARRAL MEDICAL GROUP INC (NPI 1386606259) is a healthcare organization registered as a neurological surgery in Pomona, California and active in the NPI registry since April 2006. The organization lists Adrienne M Walker, Contracts Administrator, as its authorized official.

NPPES Registry Identity

NPI1386606259
Entity TypeOrganization
Primary Taxonomy207T00000X
Legal Business NameCHAPARRAL MEDICAL GROUP INC
Location Address160 E ARTESIA ST, SUITE # 220Pomona, CA 91767-2900
Mailing Address840 Towne Center Dr, Administrative ResourcesPomona, CA 91767-5900 · (909) 398-1550 · Fax (909) 398-1573
Fax(909) 865-1202
Organization SubpartNo
Authorized OfficialAdrienne M WalkerContracts Administrator · (909) 398-1550
Enumeration DateApril 5, 2006
Last NPPES UpdateOctober 22, 2014
✔ NPI 1386606259 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
160 E ARTESIA ST, Pomona, CA 91767

Other Identifiers 3

Medicare PINW11798CA
Medicare PINW11798GCA
MedicaidGR005295ECA

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)

Chaparral Medical Group Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

114

Medicare enrollment records show 114 clinicians reassign Medicare billing to Chaparral Medical Group Inc, which bills Medicare for the services they deliver. Of these, 9 practice at this address and 77 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 28

Internal Medicine29
Cardiovascular Disease (Cardiology)11
Nurse Practitioner9
Family Practice7
Pulmonary Disease7
Endocrinology5
Gastroenterology5
Dermatology4
20 other specialties37

Nearest to this location (20)

See all 114
Neurosurgery
NPI 1003995093
160 E ARTESIA ST SUITE 220
Pomona, CA 91767
(909) 865-1020
✔ PECOSSame address
Orthopedic Surgery
NPI 1700819653
160 E ARTESIA ST SUITE # 360
Pomona, CA 91767
(909) 629-4604
✔ PECOSSame address
Orthopedic Surgery
NPI 1457329732
160 E ARTESIA ST SUITE 360
Pomona, CA 91767
(909) 629-4604
✔ PECOS✔ Accepts MedicareSame address
Dermatology
NPI 1013150630
160 E ARTESIA ST STE 220
Pomona, CA 91767
(909) 865-1020
✔ PECOS✔ Accepts MedicareSame address
Orthopedic Surgery
NPI 1942232723
160 E ARTESIA ST SUITE 360
Pomona, CA 91767
(909) 629-4604
✔ PECOS✔ Accepts MedicareSame address
Neurosurgery
NPI 1255640892
160 E ARTESIA ST SUITE 220
Pomona, CA 91767
(909) 865-1020
✔ PECOS✔ Accepts MedicareSame address
Dermatology
NPI 1326156233
160 E ARTESIA ST STE 325
Pomona, CA 91767
(909) 620-5300
✔ PECOS✔ Accepts MedicareSame address
Neurosurgery
NPI 1558302943
160 E ARTESIA ST STE 220
Pomona, CA 91767
(909) 865-1020
✔ PECOS✔ Accepts MedicareSame address
Thoracic Surgery
NPI 1508215674
160 E ARTESIA ST STE 220
Pomona, CA 91767
(909) 865-9099
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1871513002
1818 N. ORANGE GROVE AVE
Pomona, CA 91767
(909) 630-7158
✔ PECOS✔ Accepts Medicare0.2 mi
Hospitalist
NPI 1952576381
1818 N ORANGE GROVE AVE SUITE 204
Pomona, CA 91767
(909) 620-7200
✔ PECOS0.2 mi
Geriatric Medicine
NPI 1346218740
1880 N ORANGE GROVE AVE
Pomona, CA 91767
(909) 620-7200
✔ PECOS✔ Accepts Medicare0.2 mi
Endocrinology
NPI 1134197528
1880 N ORANGE GROVE AVE
Pomona, CA 91767
(909) 620-7200
✔ PECOS✔ Accepts Medicare0.2 mi
Nurse Practitioner
NPI 1023655560
1866 N ORANGE GROVE AVE STE 202
Pomona, CA 91767
(909) 623-8796
✔ PECOS✔ Accepts Medicare0.2 mi
Cardiovascular Disease (Cardiology)
NPI 1336343912
1866 N ORANGE GROVE AVE STE 201
Pomona, CA 91767
(909) 623-5866
✔ PECOS✔ Accepts Medicare0.2 mi
Hospice/Palliative Care
NPI 1902073802
1866 N ORANGE GROVE AVE STE 202
Pomona, CA 91767
(909) 623-8796
✔ PECOS✔ Accepts Medicare0.2 mi
Interventional Cardiology
NPI 1104934082
1866 N. ORANGE GROVE AVE SUITE 202
Pomona, CA 91767
(909) 623-8796
✔ PECOS✔ Accepts Medicare0.2 mi
Rheumatology
NPI 1649248782
1904 N ORANGE GROVE AVE
Pomona, CA 91767
(909) 469-1823
✔ PECOS✔ Accepts Medicare0.3 mi
Otolaryngology
NPI 1770685935
297 W ARTESIA ST #A
Pomona, CA 91768
(909) 623-1503
✔ PECOS✔ Accepts Medicare0.3 mi
Pulmonary Disease
NPI 1053389338
1940 N ORANGE GROVE AVE
Pomona, CA 91767
(909) 865-6900
✔ PECOS✔ Accepts Medicare0.3 mi
See all 114 clinicians

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 Chaparral Medical Group Inc's NPI number?

The NPI number for Chaparral Medical Group Inc is 1386606259. It was assigned to this organization in the NPPES registry on April 5, 2006.

Where is Chaparral Medical Group Inc located?

Chaparral Medical Group Inc is located at 160 E Artesia St Suite # 220, Pomona, CA 91767. The listed phone number is (909) 865-1020.

What is Chaparral Medical Group Inc's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Is Chaparral Medical Group Inc enrolled in Medicare?

Yes. Chaparral Medical Group Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Chaparral Medical Group Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 114 clinicians in 28 Medicare specialties reassign their Medicare billing to Chaparral Medical 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. The largest specialties are Internal Medicine (29), Cardiovascular Disease (Cardiology) (11) and Nurse Practitioner (9). Of these, 9 practice at this address and 77 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Chaparral Medical Group Inc was last updated on October 22, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.