RUSH MEDICAL GROUP
NPI 1467312850
Internal Medicine in Chicago, IL

NPI Status: Active since November 17, 2025

Contact Information

1620 W HARRISON ST
CHICAGO, IL
ZIP 60612
Phone: (312) 942-5000

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  • Organization
  • Internal Medicine

About RUSH MEDICAL GROUP

This page provides the complete NPI Profile along with additional information for Rush Medical Group, an internist established in Chicago, Illinois operating as a Internal Medicine. The healthcare provider is registered in the NPI registry with number 1467312850 assigned on November 2025. The practitioner's primary taxonomy code is 207R00000X. The provider is registered as an organization and their NPI record was last updated one year ago. Rush Medical Group operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Braden Mantei (Vp Medical Group Operations)

NPI
1467312850
Provider Name
RUSH MEDICAL GROUP
Entity Type
Organization
Location Address
1620 W HARRISON ST CHICAGO, IL 60612
Location Phone
(312) 942-5000
Mailing Address
1700 W VAN BUREN ST STE 161 CHICAGO, IL 60612
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
11-17-2025
Last Update Date
11-17-2025
Code Navigator

An internist like Rush Medical Group is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Secondary Locations

  • 1700 W Van Buren St Ste 500
    Chicago, IL 60612
    (312) 563-2875

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1103TC0700XBehavioral Health & Social Service Providers

Psychologist
Clinical

 
2207KA0200XAllopathic & Osteopathic Physicians

Allergy & Immunology
Allergy

 
3207N00000XAllopathic & Osteopathic Physicians

Dermatology

 
4207P00000XAllopathic & Osteopathic Physicians

Emergency Medicine

 
5207RH0003XAllopathic & Osteopathic Physicians

Internal Medicine
Hematology & Oncology

 
6207V00000XAllopathic & Osteopathic Physicians

Obstetrics & Gynecology

 
7207X00000XAllopathic & Osteopathic Physicians

Orthopaedic Surgery

 
8207Y00000XAllopathic & Osteopathic Physicians

Otolaryngology

 
9208000000XAllopathic & Osteopathic Physicians

Pediatrics

 
10208100000XAllopathic & Osteopathic Physicians

Physical Medicine & Rehabilitation

 
112084N0400XAllopathic & Osteopathic Physicians

Psychiatry & Neurology
Neurology

 
122085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

 
13208600000XAllopathic & Osteopathic Physicians

Surgery

 
14208800000XAllopathic & Osteopathic Physicians

Urology

 

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

BRADEN MANTEI

Authorized Official Title
VP MEDICAL GROUP OPERATIONS
Authorized Official Phone
(312) 942-3404

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1467312850, we treat the final digit (0) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
4
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
7
Unchanged
Pos 5
3
Doubled → 6
Pos 6
1
Unchanged
Pos 7
2
Doubled → 4
Pos 8
8
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
0
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 6 → 12 → 3 3 → 6 2 → 4 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 4 + 1 + 2 + 7 + 6 + 1 + 4 + 8 + 1 + 0 + 24 = 60

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 60 is 60. The difference is the calculated check digit.

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1467312850.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Emergency Medicine
1620 W HARRISON ST, DEPT. OF EMERGENCY MEDICINE TOWER
CHICAGO, IL 60612
Emergency Medicine
1620 W HARRISON ST, DEPARTMENT OF EMERGENCY MEDICINE
CHICAGO, IL 60612
Social Worker (Clinical)
1620 W HARRISON ST, TOWER RESOURCE CENTER, STE 04527
CHICAGO, IL 60612
Student in an Organized Health Care Education/Training Program
1620 W HARRISON ST
CHICAGO, IL 60612
Registered Nurse (Pediatrics)
1620 W HARRISON ST
CHICAGO, IL 60612
Dietitian, Registered
1620 W HARRISON ST
CHICAGO, IL 60612
Registered Nurse (Neonatal Intensive Care)
1620 W HARRISON ST
CHICAGO, IL 60612
Plastic Surgery
1620 W HARRISON ST
CHICAGO, IL 60612
Internal Medicine
1620 W HARRISON ST
CHICAGO, IL 60612
Internal Medicine
1620 W HARRISON ST
CHICAGO, IL 60612
Psychiatry & Neurology (Neurology)
1620 W HARRISON ST
CHICAGO, IL 60612
Psychiatry & Neurology (Psychiatry)
1620 W HARRISON ST
CHICAGO, IL 60612
Orthopaedic Surgery
1620 W HARRISON ST
CHICAGO, IL 60612
Internal Medicine (Infectious Disease)
1620 W HARRISON ST
CHICAGO, IL 60612
Nurse Practitioner (Neonatal, Critical Care)
1620 W HARRISON ST
CHICAGO, IL 60612
Anesthesiology
1620 W HARRISON ST
CHICAGO, IL 60612
Surgery
1620 W HARRISON ST
CHICAGO, IL 60612
Nurse Practitioner (Psychiatric/Mental Health)
1620 W HARRISON ST
CHICAGO, IL 60612
Nurse Anesthetist, Certified Registered
1620 W HARRISON ST
CHICAGO, IL 60612
Nurse Practitioner (Acute Care)
1620 W HARRISON ST
CHICAGO, IL 60612

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1467312850, enumerated as an "organization" on November 17, 2025.

The provider is located at 1620 W HARRISON ST CHICAGO, IL 60612 and the phone number is (312) 942-5000.

Internal Medicine with taxonomy code 207R00000X.