Doctor profile · Federal record

Dr. Thienluong Domi le, MD

Gastroenterology Physician (CMS: Gastroenterology) · Portland, OR

  • NPI 1659525962
  • Accepts Medicare
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1111 Ne 99Th Ave Ste 301
Portland, OR 972209442
(503) 963-2707
fax (503) 963-2802
Additional location
9300 Se 91St Ave Ste 300
Clackamas, OR 970863762
Mailing address
541 Ne 20Th Ave Ste 225
Portland, OR 972322895

Credentials & registration

NPPES · NUCC
NPI registered
November 2008 — 18 yrs on file
Profile last updated
November 4, 2024
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Oregon #MD155268
Medicaid (2)
WA #2030667 · OR #500654740

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659525962. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
244
Distinct HCPCS
8
Medicare allowed
$28,451
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 77 54 $37
45380 Biopsy of large bowel using a flexible endoscope 51 51 $187
99214 Established patient office or other outpatient visit, 30-39 minutes 32 24 $131
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 25 25 $103
99204 New patient office or other outpatient visit, 45-59 minutes 20 20 $169
88312 Special stained specimen slides to identify organisms including interpretation and report 15 12 $93
91010 Study of esophagus to assess movement 13 13 $235
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 11 11 $130

In context: peer comparison

Among 45 peers in Portland Gastroenterology Physician, average services per provider: 59. This provider delivers 4.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
276
Patients
152
Total drug cost
$17,287
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 111 110 $2,249
Omeprazole Generic 38 20 $692
Amitriptyline Hcl Generic 36 0 $410
Dicyclomine Hcl Generic 24 11 $519
Pantoprazole Sodium Generic 17 0 $347
Trulance (Plecanatide) Brand 16 0 $12,198
Famotidine Generic 12 0 $168
Lactulose Generic 11 0 $353
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 11 11 $351

Frequently asked questions

Auto-generated from federal data
What is Dr. Thienluong Domi le's medical specialty?
Dr. Thienluong Domi le practices Gastroenterology Physician in Portland, OR.
Where does Dr. Thienluong Domi le practice?
Dr. Thienluong Domi le practices at 1111 Ne 99Th Ave Ste 301, Portland, OR 972209442. Office phone: 5039632707.
What is Dr. Thienluong Domi le's NPI?
Dr. Thienluong Domi le's National Provider Identifier (NPI) is 1659525962, issued by NPPES.
Does Dr. Thienluong Domi le accept Medicare assignment?
Yes. Dr. Thienluong Domi le accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thienluong Domi le commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.