Doctor profile · Federal record

Dr. Sophia Chun, MD

Internal Medicine Physician (CMS: Internal Medicine) · Seal Beach, CA

  • NPI 1104939990
  • Accepts Medicare
  • 33 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1661 Golden Rain RD
Seal Beach, CA 907404907
(562) 493-9581
fax (562) 795-6397
Mailing address
Po Box 35380
Las Vegas, NV 891335380

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
November 15, 2025
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #G80141

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104939990. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
296
Distinct HCPCS
4
Medicare allowed
$33,593
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 134 72 $139
99213 Established patient office or other outpatient visit, 20-29 minutes 98 63 $99
99442 Telephone medical discussion with physician, 11-20 minutes 52 33 $97
G0444 Annual depression screening, 5 to 15 minutes 12 12 $21

In context: peer comparison

Among 1 peers in Seal Beach Internal Medicine Physician, average services per provider: 74. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$393
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 3 $362.92
Inari Medical, INC. 1 $30.22

By nature of payment

Food and Beverage
$393

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,466
Patients
779
Total drug cost
$50,542
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 440 125 $9,146
Levothyroxine Sodium Generic 347 103 $9,573
Amlodipine Besylate Generic 229 73 $2,893
Losartan Potassium Generic 211 67 $4,233
Lisinopril Generic 165 55 $2,157
Hydrochlorothiazide Generic 136 40 $1,289
Gabapentin Generic 129 51 $3,559
Metformin Hcl Generic 114 36 $1,656
Metoprolol Succinate Generic 104 31 $3,192
Trazodone Hcl Generic 103 31 $2,205

Frequently asked questions

Auto-generated from federal data
What is Dr. Sophia Chun's medical specialty?
Dr. Sophia Chun practices Internal Medicine Physician in Seal Beach, CA.
Where does Dr. Sophia Chun practice?
Dr. Sophia Chun practices at 1661 Golden Rain RD, Seal Beach, CA 907404907. Office phone: 5624939581.
What is Dr. Sophia Chun's NPI?
Dr. Sophia Chun's National Provider Identifier (NPI) is 1104939990, issued by NPPES.
Does Dr. Sophia Chun accept Medicare assignment?
Yes. Dr. Sophia Chun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sophia Chun 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); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.