Doctor profile · Federal record

Dr. Christopher Damman, MD

Gastroenterology Physician (CMS: Gastroenterology) · Seattle, WA

  • NPI 1730289554
  • Accepts Medicare
  • MIPS 87.0 / 100 · 2023
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
825 Eastlake Ave E
Seattle, WA 981094405
(206) 288-1000
Mailing address
Po Box 50095
Seattle, WA 981455095

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
October 22, 2013
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Washington #MD60022513
Medicaid
WA #1730289554

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1730289554. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
45
Distinct HCPCS
3
Medicare allowed
$3,061
HCPCS Description Services Patients Avg allowed
45380 Biopsy of large bowel using a flexible endoscope 22 22 $133
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 12 12 $5
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 11 11 $6

In context: peer comparison

Among 44 peers in this city , average services per provider: 39. This provider delivers 1.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
35
Patients
34
Total drug cost
$1,300
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 23 22 $361
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 12 12 $939

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Damman's medical specialty?
Dr. Christopher Damman practices Gastroenterology Physician in Seattle, WA.
Where does Dr. Christopher Damman practice?
Dr. Christopher Damman practices at 825 Eastlake Ave E, Seattle, WA 981094405. Office phone: 2062881000.
What is Dr. Christopher Damman's NPI?
Dr. Christopher Damman's National Provider Identifier (NPI) is 1730289554, issued by NPPES.
Does Dr. Christopher Damman accept Medicare assignment?
Yes. Dr. Christopher Damman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Damman commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500). Source: CMS Medicare Physician & Other Practitioners file.