Mark Mckay, MD
NPI 1841871829 · Anesthesiology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Mckay, MD is a Anesthesiology Physician provider in Chicago, IL (NPI 1841871829).
Provider details
- NPI number
- 1841871829
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 335900 (NY)
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
5 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
- 2021-04-20
- Last updated
- 2025-09-15
- Certified
- 2025-09-15
Frequently asked questions
- What is Mark Mckay's NPI number?
- Mark Mckay's National Provider Identifier (NPI) is 1841871829, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Mckay's specialty?
- Mark Mckay is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Mckay located?
- Mark Mckay's practice location on file with NPPES is University of Illinois Hospital, 1740 W. Taylor St., Chicago, IL 60612.
- What is Mark Mckay's phone number?
- The practice phone number listed in the NPPES registry for Mark Mckay is (866) 600-2273.
- Does Mark Mckay accept Medicare?
- Mark Mckay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Mckay's NPI active?
- Yes — Mark Mckay's NPI (1841871829) is active in the NPPES registry as of the last update on 2025-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.