Steven Hiaasen, M.D.
NPI 1558368241 · Radiation Oncology Physician · Sun City, AZ
Steven Hiaasen, M.D. is a Radiation Oncology Physician provider in Sun City, AZ (NPI 1558368241).
Provider details
- NPI number
- 1558368241
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 18654 (AZ)
Specialties & taxonomies
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
- 2005-07-07
- Last updated
- 2007-09-26
Frequently asked questions
- What is Steven Hiaasen's NPI number?
- Steven Hiaasen's National Provider Identifier (NPI) is 1558368241, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Hiaasen's specialty?
- Steven Hiaasen is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Hiaasen located?
- Steven Hiaasen's practice location on file with NPPES is 13184 N 103rd Dr, Sun City, AZ 85351-3038.
- What is Steven Hiaasen's phone number?
- The practice phone number listed in the NPPES registry for Steven Hiaasen is (623) 972-2902.
- Is Steven Hiaasen's NPI active?
- Yes — Steven Hiaasen's NPI (1558368241) is active in the NPPES registry as of the last update on 2007-09-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.