Mark Fisher, MD
NPI 1699768739 · Critical Care Medicine (Internal Medicine) Physician · Bannockburn, IL
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Fisher, MD is a Critical Care Medicine (Internal Medicine) Physician provider in Bannockburn, IL (NPI 1699768739).
Provider details
- NPI number
- 1699768739
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036063754 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2005-08-24
- Last updated
- 2008-04-22
Frequently asked questions
- What is Mark Fisher's NPI number?
- Mark Fisher's National Provider Identifier (NPI) is 1699768739, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Fisher's specialty?
- Mark Fisher is listed in the NPPES registry with a primary specialty of Critical Care Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Fisher located?
- Mark Fisher's practice location on file with NPPES is 2151 Waukegan Rd, Bannockburn, IL 60015-1885.
- What is Mark Fisher's phone number?
- The practice phone number listed in the NPPES registry for Mark Fisher is (847) 236-1300.
- Does Mark Fisher accept Medicare?
- Mark Fisher is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Fisher's NPI active?
- Yes — Mark Fisher's NPI (1699768739) is active in the NPPES registry as of the last update on 2008-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.