David Farnsworth, M.D.
NPI 1811921976 · Pediatrics Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Farnsworth, M.D. is a Pediatrics Physician provider in Chicago, IL (NPI 1811921976).
Provider details
- NPI number
- 1811921976
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- 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
19 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
- 2006-07-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is David Farnsworth's NPI number?
- David Farnsworth's National Provider Identifier (NPI) is 1811921976, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Farnsworth's specialty?
- David Farnsworth is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is David Farnsworth located?
- David Farnsworth's practice location on file with NPPES is 2545 S King Dr, Chicago, IL 60616-2441.
- What is David Farnsworth's phone number?
- The practice phone number listed in the NPPES registry for David Farnsworth is (312) 842-7117.
- Does David Farnsworth accept Medicare?
- David Farnsworth is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Farnsworth's NPI active?
- Yes — David Farnsworth's NPI (1811921976) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.