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Mark Hafermann
NPI 1730264532 · Radiation Oncology Physician · Bellevue, WA
Mark Hafermann is a Radiation Oncology Physician provider in Bellevue, WA (NPI 1730264532).
Provider details
- NPI number
- 1730264532
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- MD00006018 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
1135 116th Ave Ne
Suite 160
Bellevue, WA 98004-4623
Phone: (425) 688-5289
Street-level locationGet directions
Mailing address
Po Box 50095
Seattle, WA 98145-5095
Registry dates
- Enumerated
- 2006-10-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Hafermann's NPI number?
- Mark Hafermann's National Provider Identifier (NPI) is 1730264532, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Hafermann's specialty?
- Mark Hafermann is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Hafermann located?
- Mark Hafermann's practice location on file with NPPES is 1135 116th Ave Ne, Bellevue, WA 98004-4623.
- What is Mark Hafermann's phone number?
- The practice phone number listed in the NPPES registry for Mark Hafermann is (425) 688-5289.
- Is Mark Hafermann's NPI active?
- Yes — Mark Hafermann's NPI (1730264532) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.