Leonard Sisk, MD
NPI 1851387781 · Diagnostic Radiology Physician · Anchorage, AK
Leonard Sisk, MD is a Diagnostic Radiology Physician provider in Anchorage, AK (NPI 1851387781).
Provider details
- NPI number
- 1851387781
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2697 (AK)
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
- 2005-09-26
- Last updated
- 2015-07-08
Frequently asked questions
- What is Leonard Sisk's NPI number?
- Leonard Sisk's National Provider Identifier (NPI) is 1851387781, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonard Sisk's specialty?
- Leonard Sisk is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Leonard Sisk located?
- Leonard Sisk's practice location on file with NPPES is 3200 Providence Dr, Anchorage, AK 99508-4661.
- What is Leonard Sisk's phone number?
- The practice phone number listed in the NPPES registry for Leonard Sisk is (907) 261-3641.
- Is Leonard Sisk's NPI active?
- Yes — Leonard Sisk's NPI (1851387781) is active in the NPPES registry as of the last update on 2015-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.