Shawn Karls, M.D.
NPI 1194253880 · Nuclear Radiology Physician · New York, NY
Shawn Karls, M.D. is a Nuclear Radiology Physician provider in New York, NY (NPI 1194253880).
Provider details
- NPI number
- 1194253880
- Entity type
- Individual
- Primary specialty
- Nuclear Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 44 Binney StreetDepartment of Nuclear Medicine, Dana Building, L2Boston, MA 02115Phone: (617) 959-5709
Registry dates
- Enumerated
- 2017-05-25
- Last updated
- 2018-06-06
Frequently asked questions
- What is Shawn Karls's NPI number?
- Shawn Karls's National Provider Identifier (NPI) is 1194253880, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shawn Karls's specialty?
- Shawn Karls is listed in the NPPES registry with a primary specialty of Nuclear Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Shawn Karls located?
- Shawn Karls's practice location on file with NPPES is 560 1st Ave Fl 2, New York, NY 10016.
- What is Shawn Karls's phone number?
- The practice phone number listed in the NPPES registry for Shawn Karls is (617) 959-5709.
- Is Shawn Karls's NPI active?
- Yes — Shawn Karls's NPI (1194253880) is active in the NPPES registry as of the last update on 2018-06-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.