Doctor profile · Federal record

Dr. Daniel Tseng, M.D.

Surgery Physician (CMS: General Surgery) · Portland, OR

  • NPI 1366477374
  • Accepts Medicare
  • MIPS 95.3 / 100 · 2023
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1040 Nw 22Nd Ave Ste 470
Portland, OR 972103062
(503) 914-0024
fax (503) 914-0025
Additional location
9155 Sw Barnes RD, Suite 830
Portland, OR 972256625
(503) 292-1103
fax (503) 292-1433
Mailing address
9155 Sw Barnes RD, Suite 830
Portland, OR 972256625

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
June 23, 2022
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Oregon #MD25276
Medicaid
OR #233405

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366477374. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
149
Distinct HCPCS
7
Medicare allowed
$51,838
HCPCS Description Services Patients Avg allowed
99205 New patient office or other outpatient visit, 60-74 minutes 35 35 $227
99204 New patient office or other outpatient visit, 45-59 minutes 33 33 $172
99214 Established patient office or other outpatient visit, 30-39 minutes 22 21 $133
99215 Established patient office or other outpatient visit, 40-54 minutes 19 19 $186
43282 Repair of hernia of muscle at esophagus and stomach with implantation of mesh using an endoscope 14 14 $1,657
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 13 13 $134
49650 Repair of groin hernia using an endoscope 13 13 $524

In context: peer comparison

Among 34 peers in Portland Surgery Physician, average services per provider: 29. This provider delivers 5.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$19,943
Transactions
21
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Ethicon INC. 12 $18,950.00
Lucid Diagnostics INC. 3 $676.48
Baxter Healthcare 1 $141.48
Davol INC. 1 $94.76
Boston Scientific Corporation 3 $56.28
Takeda Pharmaceuticals U.S.A., INC. 1 $23.50

By nature of payment

Consulting Fee
$19,588
Food and Beverage
$355

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
118
Patients
86
Total drug cost
$17,033
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 44 39 $213
Ondansetron Odt (Ondansetron) Brand 32 21 $372
Oxycodone Hcl Generic 30 26 $145
Zenpep (Lipase/Protease/Amylase) Brand 12 0 $16,302

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Daniel Tseng's medical specialty?
Dr. Daniel Tseng practices Surgery Physician in Portland, OR.
Where does Dr. Daniel Tseng practice?
Dr. Daniel Tseng practices at 1040 Nw 22Nd Ave Ste 470, Portland, OR 972103062. Office phone: 5039140024.
What is Dr. Daniel Tseng's NPI?
Dr. Daniel Tseng's National Provider Identifier (NPI) is 1366477374, issued by NPPES.
Does Dr. Daniel Tseng accept Medicare assignment?
Yes. Dr. Daniel Tseng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Daniel Tseng commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99205); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.