Kai Ihnken, M.D.
NPI 1497863773 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Spokane, WA
Enrolled with Medicare as Practitioner - Thoracic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kai Ihnken, M.D. is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Spokane, WA (NPI 1497863773).
Provider details
- NPI number
- 1497863773
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A66563 (CA)
Specialties & taxonomies
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianPrimary208G00000XLicense MD60608427 (WA)
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-28
- Last updated
- 2015-12-21
Frequently asked questions
- What is Kai Ihnken's NPI number?
- Kai Ihnken's National Provider Identifier (NPI) is 1497863773, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kai Ihnken's specialty?
- Kai Ihnken is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Kai Ihnken located?
- Kai Ihnken's practice location on file with NPPES is 122 W 7th Ave Ste 110, Spokane, WA 99204-2301.
- What is Kai Ihnken's phone number?
- The practice phone number listed in the NPPES registry for Kai Ihnken is (509) 462-6485.
- Does Kai Ihnken accept Medicare?
- Kai Ihnken is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kai Ihnken's NPI active?
- Yes — Kai Ihnken's NPI (1497863773) is active in the NPPES registry as of the last update on 2015-12-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.