Mary Drobnik
NPI 1770806655 · Developmental Therapist · Downers Grove, IL
Mary Drobnik is a Developmental Therapist provider in Downers Grove, IL (NPI 1770806655).
Provider details
- NPI number
- 1770806655
- Entity type
- Individual
- Primary specialty
- Developmental TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 1254975 (IL)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
- 2010-03-08
- Last updated
- 2010-03-08
Frequently asked questions
- What is Mary Drobnik's NPI number?
- Mary Drobnik's National Provider Identifier (NPI) is 1770806655, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Drobnik's specialty?
- Mary Drobnik is listed in the NPPES registry with a primary specialty of Developmental Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mary Drobnik located?
- Mary Drobnik's practice location on file with NPPES is 4505 Stonewall Ave, Downers Grove, IL 60515-2650.
- What is Mary Drobnik's phone number?
- The practice phone number listed in the NPPES registry for Mary Drobnik is (630) 852-3886.
- Is Mary Drobnik's NPI active?
- Yes — Mary Drobnik's NPI (1770806655) is active in the NPPES registry as of the last update on 2010-03-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.