Mary Whorlow
NPI 1134320393 · Clinical Social Worker · Naperville, IL
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Whorlow is a Clinical Social Worker provider in Naperville, IL (NPI 1134320393).
Provider details
- NPI number
- 1134320393
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 149.013742 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
- 2007-05-29
- Last updated
- 2009-09-08
Frequently asked questions
- What is Mary Whorlow's NPI number?
- Mary Whorlow's National Provider Identifier (NPI) is 1134320393, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Whorlow's specialty?
- Mary Whorlow is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Whorlow located?
- Mary Whorlow's practice location on file with NPPES is 525 S Washington St, Naperville, IL 60540-6749.
- What is Mary Whorlow's phone number?
- The practice phone number listed in the NPPES registry for Mary Whorlow is (630) 632-2347.
- Does Mary Whorlow accept Medicare?
- Mary Whorlow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Whorlow's NPI active?
- Yes — Mary Whorlow's NPI (1134320393) is active in the NPPES registry as of the last update on 2009-09-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.