Doctor profile · Federal record

Dr. Anson Lee, M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (CMS: Cardiac Surgery) · Surgery Physician · Surgery Physician · Palo Alto, CA

  • NPI 1336237247
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 21 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
300 Pasteur Dr
Palo Alto, CA 943042203
(650) 723-4000
Additional location
3640 Nw Samaritan Dr Ste 120
Corvallis, OR 973303738
(541) 768-5223

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
April 27, 2024
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
208G00000X — NUCC code
State licenses (2)
California #A136787 · Missouri #2007015929

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336237247. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
147
Distinct HCPCS
5
Medicare allowed
$119,004
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 49 18 $240
33361 Replacement of aortic valve through the skin and femoral artery 38 38 $800
33266 Extensive reconstruction of upper heart chamber and alteration of electrical pathway using an endoscope 29 29 $1,952
99205 New patient office or other outpatient visit, 60-74 minutes 20 20 $209
33533 Coronary artery bypass using artery graft, 1 graft 11 11 $1,458

In context: peer comparison

Among 10 peers in Palo Alto Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, average services per provider: 30. This provider delivers 4.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$373
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Atricure, INC. 2 $228.21
Boston Scientific Corporation 1 $145.26

By nature of payment

Food and Beverage
$373

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
0
Total drug cost
$10,723
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 12 0 $10,723

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Anson Lee's medical specialty?
Dr. Anson Lee practices Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Palo Alto, CA.
Where does Dr. Anson Lee practice?
Dr. Anson Lee practices at 300 Pasteur Dr, Palo Alto, CA 943042203. Office phone: 6507234000.
What is Dr. Anson Lee's NPI?
Dr. Anson Lee's National Provider Identifier (NPI) is 1336237247, issued by NPPES.
Does Dr. Anson Lee accept Medicare assignment?
Yes. Dr. Anson Lee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anson Lee commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Replacement of aortic valve through the skin and femoral artery (HCPCS 33361); Extensive reconstruction of upper heart chamber and alteration of electrical pathway using an endoscope (HCPCS 33266). Source: CMS Medicare Physician & Other Practitioners file.