Doctor profile · Federal record
Dr. Hyun Kyung Kwak, FNP-BC
Family Nurse Practitioner (CMS: Nurse Practitioner) · Irvine, CA
- NPI 1326700790
- Accepts Medicare
- 5 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4900 Barranca Pkwy
Irvine, CA 926048603
(949) 791-3103
Credentials & registration
- NPI registered
- October 2021 — 5 yrs on file
- Profile last updated
- January 17, 2025
- Year of graduation
- 2021 — 5 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- California #95018181
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1326700790. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
207
Distinct HCPCS
3
Medicare allowed
$15,401
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 106 | 62 | $118 | |
36415 |
Insertion of needle into vein for collection of blood sample | 74 | 46 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 27 | 22 | $84 |
In context: peer comparison
Among 13 peers in Irvine Family Nurse Practitioner, average services per provider: 52. This provider delivers 4.0× the peer median.Open Payments
Industry payments received
All-time total
$25
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Dexcom, INC. | 1 | $25.15 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
734
Patients
334
Total drug cost
$14,075
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 141 | 67 | $3,347 |
| Amlodipine Besylate | Generic | 84 | 39 | $1,098 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 58 | 29 | $1,851 |
| Lisinopril | Generic | 55 | 22 | $584 |
| Famotidine | Generic | 52 | 21 | $900 |
| Fluticasone Propionate | Generic | 46 | 30 | $766 |
| Potassium Chloride | Generic | 42 | 15 | $772 |
| Gabapentin | Generic | 38 | 20 | $820 |
| Furosemide | Generic | 35 | 17 | $298 |
| Hydralazine Hcl | Generic | 33 | 11 | $853 |
Hospital affiliations
Frequently asked questions
What is Dr. Hyun Kyung Kwak's medical specialty?
Dr. Hyun Kyung Kwak practices Family Nurse Practitioner in Irvine, CA.
Where does Dr. Hyun Kyung Kwak practice?
Dr. Hyun Kyung Kwak practices at 4900 Barranca Pkwy, Irvine, CA 926048603. Office phone: 9497913103.
What is Dr. Hyun Kyung Kwak's NPI?
Dr. Hyun Kyung Kwak's National Provider Identifier (NPI) is 1326700790, issued by NPPES.
Does Dr. Hyun Kyung Kwak accept Medicare assignment?
Yes. Dr. Hyun Kyung Kwak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hyun Kyung Kwak commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.