Katherine Slazak, MD
NPI 1255356218 · Diagnostic Radiology Physician · Livingston, NJ
Katherine Slazak, MD is a Diagnostic Radiology Physician provider in Livingston, NJ (NPI 1255356218).
Provider details
- NPI number
- 1255356218
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 49500 (NJ)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-07-12
- Last updated
- 2007-07-08
Frequently asked questions
- What is Katherine Slazak's NPI number?
- Katherine Slazak's National Provider Identifier (NPI) is 1255356218, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Slazak's specialty?
- Katherine Slazak is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Slazak located?
- Katherine Slazak's practice location on file with NPPES is 94 Old Short Hills Rd, Livingston, NJ 07039-5672.
- What is Katherine Slazak's phone number?
- The practice phone number listed in the NPPES registry for Katherine Slazak is (973) 322-5800.
- Is Katherine Slazak's NPI active?
- Yes — Katherine Slazak's NPI (1255356218) 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.