Doctor profile · Federal record
Dr. Justine Korolyov, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Los Angeles, CA
- NPI 1124461736
- Accepts Medicare
- 11 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
11303 W Washington Blvd Ste 100
Los Angeles, CA 90066
(310) 391-7281 - Mailing address
-
5767 W Century Blvd Ste 400
Los Angeles, CA 900455631
Credentials & registration
- NPI registered
- April 2013 — 13 yrs on file
- Profile last updated
- February 25, 2020
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A145819
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124461736. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
252
Distinct HCPCS
8
Medicare allowed
$20,443
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 74 | 50 | $106 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 46 | 40 | $88 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 42 | 42 | $74 | |
36415 |
Insertion of needle into vein for collection of blood sample | 36 | 35 | $8 | |
G0008 |
Administration of influenza virus vaccine | 15 | 15 | $33 | |
G0009 |
Administration of pneumococcal vaccine | 14 | 14 | $33 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 13 | 13 | $280 | |
99497 |
Advance care planning, first 30 minutes | 12 | 12 | $44 |
In context: peer comparison
Among 262 peers in Los Angeles Internal Medicine Physician, average services per provider: 160. This provider delivers 1.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
670
Patients
241
Total drug cost
$35,821
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 161 | 60 | $2,311 |
| Losartan Potassium | Generic | 67 | 22 | $1,353 |
| Levothyroxine Sodium | Generic | 62 | 23 | $1,332 |
| Amlodipine Besylate | Generic | 54 | 24 | $761 |
| Rosuvastatin Calcium | Generic | 54 | 23 | $1,769 |
| Omeprazole | Generic | 41 | 15 | $819 |
| Lisinopril | Generic | 39 | 13 | $211 |
| Hydrochlorothiazide | Generic | 33 | 12 | $209 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 30 | 14 | $577 |
| Metformin Hcl | Generic | 29 | 12 | $509 |
Hospital affiliations
Frequently asked questions
What is Dr. Justine Korolyov's medical specialty?
Dr. Justine Korolyov practices Internal Medicine Physician in Los Angeles, CA.
Where does Dr. Justine Korolyov practice?
Dr. Justine Korolyov practices at 11303 W Washington Blvd Ste 100, Los Angeles, CA 90066. Office phone: 3103917281.
What is Dr. Justine Korolyov's NPI?
Dr. Justine Korolyov's National Provider Identifier (NPI) is 1124461736, issued by NPPES.
Does Dr. Justine Korolyov accept Medicare assignment?
Yes. Dr. Justine Korolyov accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Justine Korolyov commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.