Doctor profile · Federal record

Dr. DAVID CHI, M.D.

Surgery Physician (CMS: GENERAL SURGERY) · Surgical Oncology Physician · THOUSAND OAKS, CA

  • NPI 1881746428
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 36 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
555 MARIN STREET, SUITE 210
THOUSAND OAKS, CA 913604105
(805) 497-7785
fax (805) 497-7728

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
July 8, 2011
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
California #G84570

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881746428. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
590
Distinct HCPCS
7
Medicare allowed
$90,866
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 333 222 $97
99204 New patient office or other outpatient visit, 45-59 minutes 115 115 $178
99214 Established patient office or other outpatient visit, 30-39 minutes 68 67 $137
99205 New patient office or other outpatient visit, 60-74 minutes 25 25 $234
19301 Partial removal of breast 20 17 $549
38525 Biopsy or removal of deep lymph nodes of underarm 15 15 $246
49505 Repair of groin hernia (5 years or older) 14 14 $585

In context: peer comparison

Among 6 peers in this city , average services per provider: 70. This provider delivers 8.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,634
Transactions
8
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
INTUITIVE SURGICAL, INC. 4 $3,220.61
Urgo Medical North America, LLC 1 $171.55
Medical Device Business Services, Inc. 1 $125.00
Baxter Healthcare 1 $100.00
Ethicon US, LLC 1 $17.04

By nature of payment

Education
$3,000
Food and Beverage
$634

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
76
Patients
73
Total drug cost
$636
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 76 73 $636

Hospital affiliations

CMS Hospital Compare