Christopher Zook, M.D.
NPI 1659639219 · Anesthesiology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Zook, M.D. is a Anesthesiology Physician provider in Chicago, IL (NPI 1659639219).
Provider details
- NPI number
- 1659639219
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
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 tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
339 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 66 | $102 |
| Anesthesia for Lens Surgery00142 | 43 | $87 |
| Anesthesia for X-Ray Or Radiation Therapy01922 | 41 | $129 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 40 | $92 |
| Anesthesia for Other Closed Procedure on Chest00520 | 19 | $148 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 19 | $121 |
Practice location
Mailing address
Additional practice locations (2)
- 600 S Paulina StSuite 527Chicago, IL 60612-3806Phone: (312) 942-5495
- 5145 N California AveChicago, IL 60625-3661Phone: (773) 878-8200
Registry dates
- Enumerated
- 2012-05-01
- Last updated
- 2023-03-24
- Certified
- 2023-03-24
Frequently asked questions
- What is Christopher Zook's NPI number?
- Christopher Zook's National Provider Identifier (NPI) is 1659639219, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Zook's specialty?
- Christopher Zook is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Zook located?
- Christopher Zook's practice location on file with NPPES is 251 E Huron St Ste 5-704, Chicago, IL 60611-2908.
- What is Christopher Zook's phone number?
- The practice phone number listed in the NPPES registry for Christopher Zook is (312) 695-0061.
- Does Christopher Zook accept Medicare?
- Christopher Zook is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Zook's NPI active?
- Yes — Christopher Zook's NPI (1659639219) is active in the NPPES registry as of the last update on 2023-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.