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JUSTINE KOROLYOV M.D.
NPI 1124461736
Internal Medicine in Los Angeles, CA

Active since April 12, 2013PECOS EnrolledAccepts Medicare Assignment
11303 W WASHINGTON BLVD STE 100, LOS ANGELES, CA 90066(310) 391-7281 Get Directions Write a Review

NPPES record last updated: February 25, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Justine Korolyov M.d. NPPES

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

JUSTINE KOROLYOV M.D. (NPI 1124461736) is an individual internal medicine provider in Los Angeles, California, licensed in California (A145819) and active in the NPI registry since April 2013. She is enrolled in Medicare PECOS and is a graduate of University Of California, Davis School Of Medicine (2015).

NPPES Registry Identity

NPI1124461736
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameJUSTINE KOROLYOVCredential: M.D.
Location Address11303 W WASHINGTON BLVD STE 100Los Angeles, CA 90066
Mailing Address5767 W Century Blvd Ste 400Los Angeles, CA 90045-5631
Phone(310) 391-7281
Sole ProprietorNo
Medical School CMSUniversity Of California, Davis School Of MedicineGraduated 2015
Enumeration DateApril 12, 2013
Last NPPES UpdateFebruary 25, 2020
✔ NPI 1124461736 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A145819
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.
11303 W WASHINGTON BLVD STE 100, Los Angeles, CA 90066
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Other Names 1

Former Name (1)Justine Mumma

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

Justine Korolyov M.d. 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 ID7214292655
PECOS Enrollment IDI20180605003169
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 5

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

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
156 services94 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
73 services59 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
70 services70 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
36 services29 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
14 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90066 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
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.

Other Providers at the Same Location NPPES 6

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

SHARON BINA MFT
Marriage & Family Therapist
11303 W WASHINGTON BLVD STE 100
LOS ANGELES, CA 90066
Los Angeles County (310) 301-7396
MICHAEL BIER
Internal Medicine
11303 W WASHINGTON BLVD STE 100
LOS ANGELES, CA 90066
Los Angeles County (310) 391-7281
DR. ANITA BATRA M.D.
Internal Medicine
11303 W WASHINGTON BLVD STE 100
LOS ANGELES, CA 90066
Los Angeles County (310) 391-7281
JONATHAN PATRICK WIEBE M.D.
Internal Medicine
11303 W WASHINGTON BLVD STE 100
LOS ANGELES, CA 90066
Los Angeles County (434) 227-2628
NAZANIN YAGHMAI MD
Radiology (Diagnostic Radiology)
11303 W WASHINGTON BLVD STE 100
LOS ANGELES, CA 90066
Los Angeles County (310) 301-7396
DR. JOOYEON LEE M.D.
Psychiatry & Neurology (Psychiatry)
11303 W WASHINGTON BLVD STE 100
LOS ANGELES, CA 90066
Los Angeles County (310) 301-8707

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 Justine Korolyov's NPI number?

The NPI number for Justine Korolyov is 1124461736. It was assigned to this individual provider in the NPPES registry on April 12, 2013. The provider is also known as Justine Mumma.

Where is Justine Korolyov located?

Justine Korolyov practices at 11303 W Washington Blvd Ste 100, Los Angeles, CA 90066. The listed phone number is (310) 391-7281.

What is Justine Korolyov's specialty?

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

Is Justine Korolyov enrolled in Medicare?

Yes. Justine Korolyov is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Justine Korolyov was last updated on February 25, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.