David R Donnersberger MD Sc
NPI 1558553057 · Internal Medicine Physician · Winnetka, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David R Donnersberger MD Sc is a Internal Medicine Physician organization in Winnetka, IL (NPI 1558553057).
Provider details
- NPI number
- 1558553057
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Patricia Kneifati, Practice Manager(847) 224-2380
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
18 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
- 2007-08-17
- Last updated
- 2025-10-20
- Certified
- 2025-10-20
Frequently asked questions
- What is David R Donnersberger MD Sc's NPI number?
- David R Donnersberger MD Sc's National Provider Identifier (NPI) is 1558553057, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is David R Donnersberger MD Sc?
- David R Donnersberger MD Sc is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David R Donnersberger MD Sc located?
- David R Donnersberger MD Sc's practice location on file with NPPES is 530 Winnetka Ave, Winnetka, IL 60093-4023.
- What is David R Donnersberger MD Sc's phone number?
- The practice phone number listed in the NPPES registry for David R Donnersberger MD Sc is (847) 441-6888.
- Does David R Donnersberger MD Sc accept Medicare?
- David R Donnersberger MD Sc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for David R Donnersberger MD Sc?
- The authorized official listed on David R Donnersberger MD Sc's NPPES record is Patricia Kneifati, Practice Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is David R Donnersberger MD Sc's NPI active?
- Yes — David R Donnersberger MD Sc's NPI (1558553057) is active in the NPPES registry as of the last update on 2025-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.