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ANTONIO TAJUAN MISTER M.D.
NPI 1104079185
Hospitalist in Mchenry, IL

Active since November 04, 2008PECOS EnrolledAccepts Medicare Assignment
4201 W MEDICAL CENTER DR, MCHENRY, IL 60050(815) 759-4323(815) 759-4948 Get Directions Write a Review

NPPES record last updated: May 7, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 7, 2024, May 3, 2021 (2 updates tracked since 2021).

About Antonio Tajuan Mister M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ANTONIO TAJUAN MISTER M.D. (NPI 1104079185) is an individual hospitalist provider in Mchenry, Illinois, licensed in Illinois (036128993) and active in the NPI registry since November 2008. He is enrolled in Medicare PECOS, is affiliated with Palos Community Hospital, and maintains a secondary practice location in Kankakee.

NPPES Registry Identity

NPI1104079185
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameANTONIO TAJUAN MISTERCredential: M.D.
Location Address4201 W MEDICAL CENTER DRMchenry, IL 60050
Mailing Address4201 W Medical Center DrMchenry, IL 60050-8409 · (815) 759-4323 · Fax (815) 759-4948
Phone(815) 759-4323
Fax(815) 759-4948
Sole ProprietorYes
Medical School CMSSouthern Illinois University School Of MedicineGraduated 2008
Enumeration DateNovember 4, 2008
Last NPPES UpdateMay 7, 20242 updates tracked since enumeration
NPPES CertifiedMay 7, 2024
✔ NPI 1104079185 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in IL · 036128993
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedInternal MedicineTaxonomy 207R00000X · License 036128993 (IL)
4201 W MEDICAL CENTER DR, Mchenry, IL 60050
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Secondary Practice Location 1

Location 1350 N Wall StKankakee, IL 60901-2901 · Phone (815) 933-1671

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Antonio Tajuan Mister M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8527228907
PECOS Enrollment IDI20120321000687
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

5

Medicare enrollment records show Antonio Mister reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Northwestern Medical Faculty Foundation
19 mi
Multi-Specialty
DEPT 5777
Carol Stream, IL 60122
  • Reassigned Medicare billing, Illinois enrollment
  • 4,817 clinicians in this Medicare group
NPI 1346235314 (855) 694-2866
Waukegan Clinic Corp
23 mi
Family Medicine
1324 N SHERIDAN RD
Waukegan, IL 60085
  • Reassigned Medicare billing, Illinois enrollment
  • 166 clinicians in this Medicare group
NPI 1306937289 (847) 360-3000
Central Dupage Physician Group
34 mi
Family Medicine
5777 DEPARTMENT
Carol Stream, IL 60122
  • Reassigned Medicare billing, Illinois enrollment
  • 1,664 clinicians in this Medicare group
NPI 1033149844 (630) 933-3300
Cook Physician Services, P.C.
37 mi
Internal Medicine
355 RIDGE AVE
Evanston, IL 60202
  • Reassigned Medicare billing, Illinois enrollment
  • 87 clinicians in this Medicare group
NPI 1487416376 (847) 316-4000
Sound Physicians Of Illinois, LLC
271 mi
Hospitalist
12303 DE PAUL DR
Bridgeton, MO 63044
  • Reassigned Medicare billing, Illinois enrollment
  • 419 clinicians in this Medicare group
NPI 1043598865 (314) 344-6000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
166 services164 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
78 services78 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
75 services40 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
23 services16 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
13 services13 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
12 services12 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Palos Community Hospital

Acute Care Hospitals · Palos Heights, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140062
Location12251 South 80th AvenuePalos Heights, IL 60463 · Cook County
Emergency services Birthing friendly

Northwestern Medicine Mchenry

Acute Care Hospitals · Mchenry, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140116
Location4201 Medical Center DriveMchenry, IL 60050 · Mc Henry County
Emergency services Birthing friendly

Northwestern Medicine Central Dupage Hospital

Acute Care Hospitals · Winfield, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140242
Location25 North Winfield RoadWinfield, IL 60190 · Du Page County
Emergency services Birthing friendly

Northwestern Memorial Hospital

Acute Care Hospitals · Chicago, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140281
Location251 E Huron StChicago, IL 60611 · Cook County
Emergency services Birthing friendly

St Alexius Medical Center

Acute Care Hospitals · Hoffman Estates, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140290
Location1555 N Barrington RdHoffman Estates, IL 60169 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60050 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$127.46 typical visit price
range $54.80 – $168.44
Typical copayment $31.86 (range $13.70 – $42.11)
Most-billed visit code 99204
Established Patient
$97.25 typical visit price
range $17.16 – $136.56
Typical copayment $24.31 (range $4.29 – $34.14)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

AIGIN HEYDARI MD
Student in an Organized Health Care Education/Training Program
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 344-5000
DR. KEILLA AMORIM SCHMIDT M.D.
Surgery (Surgical Critical Care)
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 759-4530
CENTEGRA CLINICAL LABORATORIES, LLC
Clinical Medical Laboratory
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 759-4800
DR. CORY EDWARD MELLON MD
Hospitalist
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 759-4323
SAAD AHMAD WARAICH M.D
Internal Medicine
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 344-5000
SNEHA KUMAR
Internal Medicine
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 344-5000
DR. SHAWN MARTEN FALITZ M.D.
Anesthesiology
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 344-5000
ADRIENNE B MEJIA MD MPH
Anesthesiology
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 344-5000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Antonio Mister's NPI number?

The NPI number for Antonio Mister is 1104079185. It was assigned to this individual provider in the NPPES registry on November 4, 2008.

Where is Antonio Mister located?

Antonio Mister practices at 4201 W Medical Center Dr, Mchenry, IL 60050. The listed phone number is (815) 759-4323.

What is Antonio Mister's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Antonio Mister enrolled in Medicare?

Yes. Antonio Mister is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Antonio Mister's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Antonio Mister reassigns Medicare benefits to 5 organizations: Northwestern Medical Faculty Foundation (Carol Stream, IL), Waukegan Clinic Corp (Waukegan, IL), Central Dupage Physician Group (Carol Stream, IL), Cook Physician Services, P.C. (Evanston, IL) and Sound Physicians Of Illinois, LLC (Bridgeton, MO). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Antonio Mister's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Antonio Mister affiliated with any hospitals?

According to CMS data, Antonio Mister is affiliated with Palos Community Hospital, Northwestern Medicine Mchenry, Northwestern Medicine Central Dupage Hospital, Northwestern Memorial Hospital and St Alexius Medical Center.

When was this NPI record last updated?

The NPPES record for Antonio Mister was last updated on May 7, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.