Quick answers
- Which hospitals does David D. Cahalan work at?
- Medicare's official clinician data lists David D. Cahalan at 5 hospitals: PeaceHealth Ketchikan Medical Center, PeaceHealth Peace Island Medical Center, PeaceHealth St Joseph Medical Center, PeaceHealth United General Medical Center and Skagit Valley Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David D. Cahalan see patients?
- Medicare's clinician data lists 4 practice locations, including Bellingham, WA and Ketchikan, AK. Call before your visit to confirm the address.
- What is David D. Cahalan's specialty?
- Medicare lists Interventional Radiology as the primary specialty.
- Does David D. Cahalan accept Medicare assignment?
- Yes. Medicare's clinician data says David D. Cahalan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for David D. Cahalan?
- (360) 733-0430, as listed in official Medicare / NPI Registry data.
- What is David D. Cahalan's NPI number?
- 1619973526. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David D. Cahalan works
Medicare's Facility Affiliation Data lists David D. Cahalan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- PeaceHealth Ketchikan Medical CenterKetchikan, AK · Critical Access Hospital · CCN 021311
- PeaceHealth Peace Island Medical CenterFriday Harbor, WA · Critical Access Hospital · CCN 501340
- PeaceHealth St Joseph Medical CenterBellingham, WA · Acute Care Hospital · CCN 500030
- PeaceHealth United General Medical CenterSedro Woolley, WA · Critical Access Hospital · CCN 501329
- Skagit Valley HospitalMount Vernon, WA · Acute Care Hospital · CCN 500003
Practice locations
Addresses where David D. Cahalan is enrolled with Medicare (CMS data updated 2026-10-02).
- 2930 Squalicum Pkwy, Suite 101Bellingham, WA 98225 (360) 733‑0430
- 2930 Squalicum Pkwy, Suite 201Bellingham, WA 98225 (360) 733‑0430
- 3100 Tongass AveKetchikan, AK 99901 (360) 733‑0430
- 4029 Northwest Ave, Suite 101Bellingham, WA 98226 (360) 733‑0430
Group practices
Medicare enrollment lists David D. Cahalan as a member of these groups (CMS data updated 2026-10-02).
- PeaceHealth70 clinicians in the group
- Mt Baker Imaging LLC35 clinicians in the group
- Northwest Radiologists Inc PS28 clinicians in the group
Specialties
- Interventional Radiologyprimary
Other interventional radiologists in Bellingham
Clinicians with the same Medicare primary specialty in Bellingham, WA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Wayne State University School Of Medicine |
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1619973526 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians