Doctor profile · Federal record

Dr. Otto Lin, MD

Gastroenterology Physician (CMS: Gastroenterology) · Seattle, WA

  • NPI 1841302650
  • Accepts Medicare
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1100 9Th Ave
Seattle, WA 981012756
(206) 223-6600
Mailing address
1100 Olive Way MSC M4-PA
Seattle, WA 981011873

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
November 16, 2012
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Washington #MD00039421
Medicaid
WA #8284838

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841302650. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
541
Distinct HCPCS
10
Medicare allowed
$77,903
HCPCS Description Services Patients Avg allowed
45380 Biopsy of large bowel using a flexible endoscope 126 125 $137
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 81 79 $272
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 65 64 $117
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 50 50 $198
36415 Insertion of needle into vein for collection of blood sample 37 23 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 37 28 $123
99213 Established patient office or other outpatient visit, 20-29 minutes 29 25 $83
99215 Established patient office or other outpatient visit, 40-54 minutes 22 17 $179
99214 Established patient office or other outpatient visit, 30-39 minutes 19 16 $105
91065 Measurement of hydrogen in breath to test for stomach and bowel symptoms 18 17 $11

In context: peer comparison

Among 44 peers in this city , average services per provider: 39. This provider delivers 14× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
669
Patients
456
Total drug cost
$45,351
Drug Type Claims Patients Total cost
Ondansetron Hcl Generic 194 189 $433
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 154 151 $2,711
Omeprazole Generic 86 24 $1,034
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 48 48 $1,070
Pantoprazole Sodium Generic 30 0 $716
Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 26 26 $490
Entecavir Generic 23 0 $1,752
Tenofovir Disoproxil Fumarate Generic 19 0 $502
Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 18 18 $304
Cholestyramine (Cholestyramine (With Sugar)) Brand 12 0 $1,465

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Otto Lin's medical specialty?
Dr. Otto Lin practices Gastroenterology Physician in Seattle, WA.
Where does Dr. Otto Lin practice?
Dr. Otto Lin practices at 1100 9Th Ave, Seattle, WA 981012756. Office phone: 2062236600.
What is Dr. Otto Lin's NPI?
Dr. Otto Lin's National Provider Identifier (NPI) is 1841302650, issued by NPPES.
Does Dr. Otto Lin accept Medicare assignment?
Yes. Dr. Otto Lin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Otto Lin commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); 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.