Constantina Sloffer, PA-C
NPI 1538104203 · Physician Assistant · Evanston, IL
Constantina Sloffer, PA-C is a Physician Assistant provider in Evanston, IL (NPI 1538104203).
Provider details
- NPI number
- 1538104203
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 085005366 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
- 2006-06-18
- Last updated
- 2021-05-27
- Certified
- 2021-05-27
Frequently asked questions
- What is Constantina Sloffer's NPI number?
- Constantina Sloffer's National Provider Identifier (NPI) is 1538104203, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Constantina Sloffer's specialty?
- Constantina Sloffer is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Constantina Sloffer located?
- Constantina Sloffer's practice location on file with NPPES is 2650 Ridge Ave., Evanston, IL 60201-1718.
- What is Constantina Sloffer's phone number?
- The practice phone number listed in the NPPES registry for Constantina Sloffer is (847) 425-6400.
- Is Constantina Sloffer's NPI active?
- Yes — Constantina Sloffer's NPI (1538104203) is active in the NPPES registry as of the last update on 2021-05-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.