Doctor profile · Federal record

Dr. Karl Kim, MD

Gastroenterology Physician (CMS: Gastroenterology) · Tualatin, OR

  • NPI 1902958671
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
19250 Sw 90Th Ave
Tualatin, OR 970627585
(503) 692-3750
fax (503) 691-2324
Additional location
1508 Division St Ste 15
Oregon City, OR 970451583
Mailing address
541 Ne 20Th Ave Ste 225
Portland, OR 972322895

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
December 5, 2023
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Oregon #MD174473
Medicaid
OR #500697947

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902958671. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
296
Distinct HCPCS
10
Medicare allowed
$33,371
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 84 56 $37
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 47 47 $250
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 26 26 $95
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 25 20 $49
45380 Biopsy of large bowel using a flexible endoscope 22 22 $123
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 19 19 $128
99204 New patient office or other outpatient visit, 45-59 minutes 18 18 $169
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 15 15 $90
99213 Established patient office or other outpatient visit, 20-29 minutes 15 15 $93
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 13 13 $174

In context: peer comparison

Among 4 peers in this city , average services per provider: 38. This provider delivers 7.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
269
Patients
162
Total drug cost
$7,242
Drug Type Claims Patients Total cost
Omeprazole Generic 103 35 $1,540
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 83 81 $1,554
Ondansetron Odt (Ondansetron) Brand 33 33 $135
Pantoprazole Sodium Generic 25 0 $563
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 13 13 $1,008
Ursodiol Generic 12 0 $2,442

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Karl Kim's medical specialty?
Dr. Karl Kim practices Gastroenterology Physician in Tualatin, OR.
Where does Dr. Karl Kim practice?
Dr. Karl Kim practices at 19250 Sw 90Th Ave, Tualatin, OR 970627585. Office phone: 5036923750.
What is Dr. Karl Kim's NPI?
Dr. Karl Kim's National Provider Identifier (NPI) is 1902958671, issued by NPPES.
Does Dr. Karl Kim accept Medicare assignment?
Yes. Dr. Karl Kim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karl Kim commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.