Doctor profile · Federal record

Dr. Sangik Oh, MD

Gastroenterology Physician (CMS: Gastroenterology) · Tacoma, WA

  • NPI 1679550867
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1112 6Th Ave, 200
Tacoma, WA 984054040
(253) 272-8664
fax (253) 428-8136

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Washington #MD44145
Medicaid
WA #8410375

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679550867. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
625
Distinct HCPCS
10
Medicare allowed
$83,934
HCPCS Description Services Patients Avg allowed
91200 Measurement of liver stiffness 122 122 $30
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 106 106 $264
99214 Established patient office or other outpatient visit, 30-39 minutes 104 93 $137
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 83 78 $104
99213 Established patient office or other outpatient visit, 20-29 minutes 68 60 $96
99204 New patient office or other outpatient visit, 45-59 minutes 47 47 $178
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 30 30 $187
99203 New patient office or other outpatient visit, 30-44 minutes 28 28 $123
45380 Biopsy of large bowel using a flexible endoscope 23 23 $135
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope 14 13 $156

In context: peer comparison

Among 11 peers in Tacoma Gastroenterology Physician, average services per provider: 48. This provider delivers 13× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,063
Patients
613
Total drug cost
$204,357
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 300 294 $5,382
Omeprazole Generic 203 75 $3,442
Pantoprazole Sodium Generic 97 28 $1,439
Peg-3350 and Electrolytes (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 73 70 $1,275
Famotidine Generic 66 26 $1,214
Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 53 53 $1,022
Ursodiol Generic 45 0 $10,204
Mesalamine Generic 40 12 $35,884
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 32 31 $705
Tenofovir Disoproxil Fumarate Generic 31 0 $4,739

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sangik Oh's medical specialty?
Dr. Sangik Oh practices Gastroenterology Physician in Tacoma, WA.
Where does Dr. Sangik Oh practice?
Dr. Sangik Oh practices at 1112 6Th Ave, Tacoma, WA 984054040. Office phone: 2532728664.
What is Dr. Sangik Oh's NPI?
Dr. Sangik Oh's National Provider Identifier (NPI) is 1679550867, issued by NPPES.
Does Dr. Sangik Oh accept Medicare assignment?
Yes. Dr. Sangik Oh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sangik Oh commonly perform?
Top Medicare-reported procedures in 2023: Measurement of liver stiffness (HCPCS 91200); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.