CHRISTOPHER J DAMMAN MD
NPI 1730289554
Internal Medicine - Gastroenterology in Seattle, WA
About Christopher J Damman Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTOPHER J DAMMAN MD (NPI 1730289554) is an individual gastroenterology provider in Seattle, Washington, licensed in Washington (MD60022513) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with University Of Washington Medical Ctr, and is a graduate of Columbia University College Of Physicians And Surgeons (2006).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Christopher J Damman Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Christopher Damman reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 4,364 clinicians in this Medicare group
Seattle, WA 98133
- Reassigned Medicare billing, Washington enrollment
- 83 clinicians in this Medicare group
Yakima, WA 98902
- Reassigned Medicare billing, Washington enrollment
- 565 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 8
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Washington Medical Ctr
Acute Care Hospitals · Seattle, WAYakima Valley Memorial
Acute Care Hospitals · Yakima, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98109 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SEATTLE, WA 98109
SEATTLE, WA 98109
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Christopher Damman's NPI number?
The NPI number for Christopher Damman is 1730289554. It was assigned to this individual provider in the NPPES registry on September 22, 2006.
Where is Christopher Damman located?
Christopher Damman practices at 825 Eastlake Ave E, Seattle, WA 98109. The listed phone number is (206) 288-1000.
What is Christopher Damman's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Christopher Damman enrolled in Medicare?
Yes. Christopher Damman is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Christopher Damman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Damman reassigns Medicare benefits to 3 organizations: The Association Of University Physicians (Seattle, WA), Puget Sound Gastroenterology, PLLC (Seattle, WA) and Yakima Valley Memorial Physicians (Yakima, WA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Christopher Damman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Christopher Damman accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Christopher Damman as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Christopher Damman affiliated with any hospitals?
According to CMS data, Christopher Damman is affiliated with University Of Washington Medical Ctr and Yakima Valley Memorial.
When was this NPI record last updated?
The NPPES record for Christopher Damman was last updated on October 22, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Christopher J Damman, MD · NPI 1730289554
Gastroenterology physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since September 22, 2006.
## Identity
- **NPI:** 1730289554 (Entity type: Individual)
- **Enumerated:** September 22, 2006
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** MD60022513 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 825 EASTLAKE AVE E, Seattle, WA 98109-4405
- **Phone:** (206) 288-1000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): The Association Of University Physicians (NPI 1023041159, Seattle, WA); Puget Sound Gastroenterology, PLLC (NPI 1649212606, Seattle, WA); Yakima Valley Memorial Physicians (NPI 1306933940, Yakima, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Columbia University College Of Physicians And Surgeons, class of 2006
## Record status
- **NPPES last updated:** October 22, 2013
- **Other identifiers:** Medicaid 1730289554 (WA); Medicare PIN 8883142 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1730289554) · Data from the CMS NPPES public registry.