Antonio Mister, M.D.
NPI 1104079185 · Hospitalist Physician · Mchenry, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Antonio Mister, M.D. is a Hospitalist Physician provider in Mchenry, IL (NPI 1104079185).
Provider details
- NPI number
- 1104079185
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036128993 (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 tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
367 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) |
|---|---|---|
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 166 | $173 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 78 | $132 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 75 | $122 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 23 | $81 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 13 | $117 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 12 |
Practice location
Mailing address
Additional practice locations (1)
- 350 N Wall StKankakee, IL 60901-2901Phone: (815) 933-1671
Registry dates
- Enumerated
- 2008-11-04
- Last updated
- 2024-05-07
- Certified
- 2024-05-07
Frequently asked questions
- What is Antonio Mister's NPI number?
- Antonio Mister's National Provider Identifier (NPI) is 1104079185, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Antonio Mister's specialty?
- Antonio Mister is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Antonio Mister located?
- Antonio Mister's practice location on file with NPPES is 4201 W Medical Center Dr, Mchenry, IL 60050.
- What is Antonio Mister's phone number?
- The practice phone number listed in the NPPES registry for Antonio Mister is (815) 759-4323.
- Does Antonio Mister accept Medicare?
- Antonio Mister is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Antonio Mister's NPI active?
- Yes — Antonio Mister's NPI (1104079185) is active in the NPPES registry as of the last update on 2024-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.