Doctor profile · Federal record

Dr. Theresa Chan, M.D.

Surgery Physician (CMS: General Surgery) · Scottsdale, AZ

  • NPI 1669810156
  • Accepts Medicare
  • MIPS 93.6 / 100 · 2023
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8880 E Desert Cove Ave
Scottsdale, AZ 852606746
(480) 314-6670
fax (480) 257-1997
Mailing address
Po Box 6423
Chandler, AZ 852466423

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
November 16, 2022
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Arizona #63677

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669810156. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
389
Distinct HCPCS
10
Medicare allowed
$74,256
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 106 81 $123
99215 Established patient office or other outpatient visit, 40-54 minutes 55 47 $173
99205 New patient office or other outpatient visit, 60-74 minutes 49 49 $213
19301 Partial removal of breast 31 29 $485
99204 New patient office or other outpatient visit, 45-59 minutes 28 28 $161
99213 Established patient office or other outpatient visit, 20-29 minutes 28 27 $87
76098 X-ray of surgical specimen 26 25 $15
38525 Biopsy or removal of deep lymph nodes of underarm 20 20 $213
38900 Imaging of lymph nodes during surgery 20 20 $131
14301 Repair of wound by transferring skin, 30.1-60.0 sq cm 13 13 $839

In context: peer comparison

Among 18 peers in this city , average services per provider: 37. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,277
Transactions
25
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Endomagnetics Ltd 7 $719.42
PFIZER INC. 1 $121.61
Stryker Corporation 1 $116.33
Novartis Pharmaceuticals Corporation 4 $70.89
Incyte Corporation 2 $41.22
Genentech USA, Inc. 1 $32.21
Lilly USA, LLC 1 $26.73
Merck Sharp & Dohme LLC 1 $21.91
Exelixis Inc. 1 $20.95
Janssen Biotech, Inc. 1 $20.47
Ipsen Biopharmaceuticals, Inc 1 $19.38
Genmab U.S., Inc. 1 $19.35
Takeda Pharmaceuticals U.S.A., Inc. 1 $17.32
Daiichi Sankyo Inc. 1 $14.60
Alexion Pharmaceuticals, Inc. 1 $14.43

By nature of payment

Food and Beverage
$1,277

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Theresa Chan's medical specialty?
Dr. Theresa Chan practices Surgery Physician in Scottsdale, AZ.
Where does Dr. Theresa Chan practice?
Dr. Theresa Chan practices at 8880 E Desert Cove Ave, Scottsdale, AZ 852606746. Office phone: 4803146670.
What is Dr. Theresa Chan's NPI?
Dr. Theresa Chan's National Provider Identifier (NPI) is 1669810156, issued by NPPES.
Does Dr. Theresa Chan accept Medicare assignment?
Yes. Dr. Theresa Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Theresa Chan 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 99215); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.