DENIS J KOLLAR MD
NPI 1154375830
Emergency Medicine in West Covina, CA

Active since May 19, 2006PECOS EnrolledAccepts Medicare Assignment
94.62/100
CMS Quality Rating
1115 S SUNSET AVE, WEST COVINA, CA 91790(626) 814-2434 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Denis J Kollar Md NPPES

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

DENIS J KOLLAR MD (NPI 1154375830) is an individual emergency medicine provider in West Covina, California, licensed in California (G25046) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Loma Linda University School Of Medicine (1972).

NPPES Registry Identity

NPI1154375830
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDENIS J KOLLARCredential: MD
Location Address1115 S SUNSET AVEWest Covina, CA 91790-3940
Mailing Address17582 Still Harbor LnHuntington Beach, CA 92647-6435 · (949) 588-6440
Sole ProprietorNo
Medical School CMSLoma Linda University School Of MedicineGraduated 1972
Enumeration DateMay 19, 2006
Last NPPES UpdateJuly 8, 2007
NPI 1154375830 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License Licensed in CA · G25046
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.

1115 S SUNSET AVE, West Covina, CA 91790

Other Identifiers 2

Medicaid00G250460CA
Medicare UPINA42499

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Denis J Kollar Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8426184110
PECOS Enrollment IDI20100406000232
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
149 services132 patients
Emergency department visit for life threatening or functioning severity 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
138 services135 patients
X-ray of chest, 1 view 71045
A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.
50 services48 patients
Emergency department visit for problem of high severity 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
32 services31 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
32 services32 patients
Critical care, each additional 30 minutes 99292
Critical care refers to special attention given to patients facing life-threatening conditions. Each additional 30 minutes indicates the extension of this specialized care. This might include close monitoring, medication adjustments, and immediate interventions as needed.
28 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91790 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

94.62/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality76.67
Improvement Activities40
Cost97.14

Other Providers at the Same Location NPPES 20

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

Emergency Medicine
1115 S SUNSET AVE
WEST COVINA, CA 91790
Emergency Medicine
1115 S SUNSET AVE
WEST COVINA, CA 91790
Emergency Medicine
1115 S SUNSET AVE
WEST COVINA, CA 91790
Pediatrics (Neonatal-Perinatal Medicine)
1115 S SUNSET AVE
WEST COVINA, CA 91790
Emergency Medicine
1115 S SUNSET AVE
WEST COVINA, CA 91790
Emergency Medicine
1115 S SUNSET AVE
WEST COVINA, CA 91790
Emergency Medicine
1115 S SUNSET AVE
WEST COVINA, CA 91790
Emergency Medicine
1115 S SUNSET AVE
WEST COVINA, CA 91790

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1154375830, enumerated as an "individual" on May 19, 2006.

The provider is located at 1115 S SUNSET AVE WEST COVINA, CA 91790 and the phone number is (626) 814-2434.

Emergency Medicine with taxonomy code 207P00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.