Nicholas Davidson, MD, MS
NPI 1861389777 · Anesthesiology Physician · Chicago, IL
Enrolled with Medicare as Order and Referring Only - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Davidson, MD, MS is a Anesthesiology Physician provider in Chicago, IL (NPI 1861389777).
Provider details
- NPI number
- 1861389777
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MS
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
- 2025-06-23
- Last updated
- 2025-07-16
- Certified
- 2025-07-16
Frequently asked questions
- What is Nicholas Davidson's NPI number?
- Nicholas Davidson's National Provider Identifier (NPI) is 1861389777, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Davidson's specialty?
- Nicholas Davidson is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Nicholas Davidson located?
- Nicholas Davidson's practice location on file with NPPES is 600 S Paulina St, Chicago, IL 60612-3806.
- What is Nicholas Davidson's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Davidson is (312) 942-0312.
- Does Nicholas Davidson accept Medicare?
- Nicholas Davidson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Davidson's NPI active?
- Yes — Nicholas Davidson's NPI (1861389777) is active in the NPPES registry as of the last update on 2025-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.