MONTCLAIR EMERGENCY MEDICAL ASSOCIATES
NPI 1316044696
Emergency Medicine in Montclair, CA

Active since September 20, 2006
5000 SAN BERNARDINO ST, MONTCLAIR, CA 91763(909) 625-8307(909) 625-8255 Get Directions Write a Review

NPPES record last updated: November 9, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Nov 9, 2020, Mar 25, 2020 (2 updates tracked since 2020).

About Montclair Emergency Medical Associates NPPES

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

MONTCLAIR EMERGENCY MEDICAL ASSOCIATES (NPI 1316044696) is a healthcare organization registered as an emergency medicine in Montclair, California and active in the NPI registry since September 2006. The organization lists Justine Guevara, Department Coordinator, as its authorized official.

NPPES Registry Identity

NPI1316044696
Entity TypeOrganization
Primary Taxonomy207P00000X
Legal Business NameMONTCLAIR EMERGENCY MEDICAL ASSOCIATES
Location Address5000 SAN BERNARDINO STMontclair, CA 91763-2326
Mailing AddressPo Box 80456City Of Industry, CA 91716-8402 · (310) 379-2134 · Fax (310) 379-4856
Fax(909) 625-8255
Organization SubpartNo
Authorized OfficialJustine GuevaraDepartment Coordinator · (424) 241-1546
Enumeration DateSeptember 20, 2006
Last NPPES UpdateNovember 9, 20202 updates tracked since enumeration
NPPES CertifiedNovember 9, 2020
✔ NPI 1316044696 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
5000 SAN BERNARDINO ST, Montclair, CA 91763

Other Identifiers 1

MedicaidGR0104390CA

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)

Montclair Emergency Medical Associates is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

98

Medicare enrollment records show 98 clinicians reassign Medicare billing to Montclair Emergency Medical Associates, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 16 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 5

Emergency Medicine85
Nurse Practitioner6
Family Practice3
Internal Medicine3
General Practice1

Nearest to this location (20)

See all 98
Emergency Medicine
NPI 1982196184
5000 SAN BERNARDINO ST
Montclair, CA 91763
(909) 625-5411
✔ PECOS✔ Accepts MedicareSame address
Emergency Medicine
NPI 1386718831
5000 SAN BERNARDINO ST
Montclair, CA 91763
(909) 625-8307
✔ PECOS✔ Accepts Medicare0.1 mi
Nurse Practitioner
NPI 1730967860
1344 W E ST
Ontario, CA 91762
(909) 781-8935
✔ PECOS✔ Accepts Medicare1.8 mi
Emergency Medicine
NPI 1861436339
5451 WALNUT AVE
Chino, CA 91710
(909) 464-8666
✔ PECOS✔ Accepts Medicare3.7 mi
Emergency Medicine
NPI 1801836606
5451 WALNUT AVE
Chino, CA 91710
(909) 464-8666
✔ PECOS3.7 mi
Emergency Medicine
NPI 1902846710
5451 WALNUT AVE
Chino, CA 91710
(909) 464-8666
✔ PECOS✔ Accepts Medicare3.7 mi
Emergency Medicine
NPI 1639113897
5451 WALNUT AVE
Chino, CA 91710
(909) 464-8666
✔ PECOS3.7 mi
Emergency Medicine
NPI 1255355186
5451 WALNUT AVE
Chino, CA 91710
(909) 464-8666
✔ PECOS3.7 mi
Emergency Medicine
NPI 1306880836
5451 WALNUT AVE
Chino, CA 91710
(909) 464-8667
✔ PECOS✔ Accepts Medicare3.7 mi
Emergency Medicine
NPI 1528415445
5451 WALNUT AVE
Chino, CA 91710
(909) 464-8600
✔ PECOS✔ Accepts Medicare3.7 mi
Nurse Practitioner
NPI 1437878444
5451 WALNUT AVE
Chino, CA 91710
(909) 464-8600
✔ PECOS3.7 mi
Emergency Medicine
NPI 1316353865
13193 CENTRAL AVE
Chino, CA 91710
(909) 464-9675
✔ PECOS✔ Accepts Medicare4.4 mi
Emergency Medicine
NPI 1801393871
1350 W COVINA BLVD
San Dimas, CA 91773
(909) 599-6811
✔ PECOS✔ Accepts Medicare8.1 mi
Emergency Medicine
NPI 1538696042
1350 W COVINA BLVD
San Dimas, CA 91773
(909) 599-6811
✔ PECOS✔ Accepts Medicare8.1 mi
Family Practice
NPI 1104873413
1350 W COVINA BLVD
San Dimas, CA 91773
(909) 599-6811
✔ PECOS✔ Accepts Medicare8.1 mi
Emergency Medicine
NPI 1558595967
1350 W COVINA BLVD
San Dimas, CA 91773
(626) 872-3457
✔ PECOS✔ Accepts Medicare8.1 mi
Emergency Medicine
NPI 1225076417
250 S GRAND AVE
Glendora, CA 91741
(626) 840-5655
✔ PECOS✔ Accepts Medicare11 mi
Emergency Medicine
NPI 1326183344
1301 N ROSE DR
Placentia, CA 92870
(714) 524-4827
✔ PECOS✔ Accepts Medicare16 mi
Nurse Practitioner
NPI 1093061970
2071 COMPTON AVE #104
Corona, CA 92881
(951) 279-4900
✔ PECOS✔ Accepts Medicare18 mi
Internal Medicine
NPI 1760426464
300 W HUNTINGTON DR
Arcadia, CA 91007
(626) 574-3456
✔ PECOS✔ Accepts Medicare20 mi
See all 98 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 Montclair Emergency Medical Associates's NPI number?

The NPI number for Montclair Emergency Medical Associates is 1316044696. It was assigned to this organization in the NPPES registry on September 20, 2006.

Where is Montclair Emergency Medical Associates located?

Montclair Emergency Medical Associates is located at 5000 San Bernardino St, Montclair, CA 91763. The listed phone number is (909) 625-8307.

What is Montclair Emergency Medical Associates's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Montclair Emergency Medical Associates enrolled in Medicare?

Yes. Montclair Emergency Medical Associates is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Montclair Emergency Medical Associates?

According to the CMS Revalidation Reassignment List (October 2026 release), 98 clinicians in 5 Medicare specialties reassign their Medicare billing to Montclair Emergency Medical Associates. 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 Emergency Medicine (85), Nurse Practitioner (6) and Family Practice (3). Of these, 1 practice at this address and 16 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 Montclair Emergency Medical Associates was last updated on November 9, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.