Doctor profile · Federal record

Dr. Lawrence Hwang, MD

Family Medicine Physician (CMS: Family Practice) · Thousand Oaks, CA

  • NPI 1285894949
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2230 Lynn RD, Suite 200
Thousand Oaks, CA 913601901
(805) 495-1066
fax (805) 497-1428

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
July 7, 2011
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A104288

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285894949. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,333
Distinct HCPCS
10
Medicare allowed
$574,952
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 1,440 15 $23
99214 Established patient office or other outpatient visit, 30-39 minutes 1,208 576 $139
99213 Established patient office or other outpatient visit, 20-29 minutes 819 438 $99
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 598 598 $142
G0444 Annual depression screening, 5 to 15 minutes 584 584 $21
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 566 177 $125
99495 Transitional care management services for problem of at least moderate complexity 124 100 $225
G0008 Administration of influenza virus vaccine 119 119 $34
90662 Influenza vaccine split virus, preservative free 118 118 $72
99239 Hospital discharge day management, more than 30 minutes 115 91 $121

In context: peer comparison

Among 14 peers in this city , average services per provider: 203. This provider delivers 31× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,355
Transactions
56
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 20 $388.02
Astellas Pharma US Inc 5 $193.20
PFIZER INC. 4 $78.69
Abbott Laboratories 3 $73.54
Amgen Inc. 3 $72.95
GlaxoSmithKline, LLC. 4 $67.98
Lundbeck LLC 2 $58.07
Lilly USA, LLC 2 $56.59
Nevro Corp. 2 $55.59
Merck Sharp & Dohme LLC 3 $55.14
Otsuka America Pharmaceutical, Inc. 3 $52.74
Grifols USA, LLC 2 $37.81
Novartis Pharmaceuticals Corporation 1 $22.30
Boston Scientific Corporation 1 $22.13
Phathom Pharmaceuticals, Inc. 1 $21.11

By nature of payment

Food and Beverage
$1,260
Education
$95

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,096
Patients
556
Total drug cost
$100,996
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 330 93 $4,385
Levothyroxine Sodium Generic 252 63 $3,736
Amlodipine Besylate Generic 219 58 $1,807
Lisinopril Generic 179 49 $1,557
Metformin Hcl Generic 152 48 $1,344
Losartan Potassium Generic 137 38 $1,931
Alprazolam Generic 131 25 $867
Simvastatin Generic 114 30 $945
Hydrochlorothiazide Generic 112 31 $955
Omeprazole Generic 87 23 $860

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lawrence Hwang's medical specialty?
Dr. Lawrence Hwang practices Family Medicine Physician in Thousand Oaks, CA.
Where does Dr. Lawrence Hwang practice?
Dr. Lawrence Hwang practices at 2230 Lynn RD, Thousand Oaks, CA 913601901. Office phone: 8054951066.
What is Dr. Lawrence Hwang's NPI?
Dr. Lawrence Hwang's National Provider Identifier (NPI) is 1285894949, issued by NPPES.
Does Dr. Lawrence Hwang accept Medicare assignment?
Dr. Lawrence Hwang does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Lawrence Hwang commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.