Caryn Stack, M.D.
NPI 1770569469 · Diagnostic Radiology Physician · Downers Grove, IL
Caryn Stack, M.D. is a Diagnostic Radiology Physician provider in Downers Grove, IL (NPI 1770569469).
Provider details
- NPI number
- 1770569469
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
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
83% 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
- 2005-12-15
- Last updated
- 2007-11-27
Frequently asked questions
- What is Caryn Stack's NPI number?
- Caryn Stack's National Provider Identifier (NPI) is 1770569469, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Caryn Stack's specialty?
- Caryn Stack is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Caryn Stack located?
- Caryn Stack's practice location on file with NPPES is 3815 Highland Ave, Downers Grove, IL 60515-1500.
- What is Caryn Stack's phone number?
- The practice phone number listed in the NPPES registry for Caryn Stack is (630) 275-5900.
- Is Caryn Stack's NPI active?
- Yes — Caryn Stack's NPI (1770569469) is active in the NPPES registry as of the last update on 2007-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.