GREG D EWERT MD SC
NPI 1679969182
Internal Medicine - Adolescent Medicine in Chicago, IL

NPI Status: Active since April 10, 2015

Contact Information

200 S MICHIGAN AVE
SUITE 805
CHICAGO, IL
ZIP 60604
Phone: (312) 922-3815

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  • Organization
  • Internal Medicine
  • Adolescent Medicine

About GREG D EWERT MD SC

This page provides the complete NPI Profile along with additional information for Greg D Ewert Md Sc, an internist established in Chicago, Illinois operating as a Internal Medicine, focusing in adolescent medicine . The healthcare provider is registered in the NPI registry with number 1679969182 assigned on April 2015. The practitioner's primary taxonomy code is 207RA0000X. The provider is registered as an organization and their NPI record was last updated 11 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Greg Ewert (Owner)

NPI
1679969182
Provider Name
GREG D EWERT MD SC
Entity Type
Organization
Location Address
200 S MICHIGAN AVE SUITE 805 CHICAGO, IL 60604
Location Phone
(312) 922-3815
Mailing Address
200 S MICHIGAN AVE SUITE 805 CHICAGO, IL 60604
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-10-2015
Last Update Date
04-10-2015
Code Navigator

An internist like Greg D Ewert Md Sc 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

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 Adolescent Medicine

Taxonomy Code
207RA0000X
Type
Allopathic & Osteopathic Physicians
License State
IL
Taxonomy Description
An internist who specializes in adolescent medicine is a multi-disciplinary healthcare specialist trained in the unique physical, psychological and social characteristics of adolescents, their healthcare problems and needs.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area 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

GREG EWERT

Authorized Official Title
OWNER
Authorized Official Phone
(312) 922-4734

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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 1679969182, we treat the final digit (2) 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 78. The final step is to find the difference between that total and the next multiple of ten (80 - 78 = 2).

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
6
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
6
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
1
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
2
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 7 → 14 → 5 9 → 18 → 9 9 → 18 → 9 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 4 + 9 + 1 + 8 + 6 + 1 + 8 + 1 + 1 + 6 + 24 = 78

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

The next multiple of ten after 78 is 80. The difference is the calculated check digit.

80 - 78 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1679969182.

Other Providers at the Same Location


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

Internal Medicine
200 S MICHIGAN AVE, SUITE 805
CHICAGO, IL 60604
Internal Medicine
200 S MICHIGAN AVE, SUTIE 805
CHICAGO, IL 60604
Internal Medicine
200 S MICHIGAN AVE, SUITE 805
CHICAGO, IL 60604
Internal Medicine
200 S MICHIGAN AVE, STE 805
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Clinical Neuropsychologist
200 S MICHIGAN AVE, SUITE 710
CHICAGO, IL 60604
Obstetrics & Gynecology
200 S MICHIGAN AVE, SUITE 1550
CHICAGO, IL 60604
Dentist
200 S MICHIGAN AVE, SUITE 1400
CHICAGO, IL 60604
Internal Medicine
200 S MICHIGAN AVE, SUITE 830
CHICAGO, IL 60604
Internal Medicine
200 S MICHIGAN AVE, SUITE 830
CHICAGO, IL 60604
Internal Medicine
200 S MICHIGAN AVE, SUITE 805
CHICAGO, IL 60604
Internal Medicine
200 S MICHIGAN AVE, SUITE 805
CHICAGO, IL 60604
Internal Medicine
200 S MICHIGAN AVE, SUITE 805
CHICAGO, IL 60604
Internal Medicine
200 S MICHIGAN AVE, SUITE 805
CHICAGO, IL 60604
Internal Medicine
200 S MICHIGAN AVE, SUITE 805
CHICAGO, IL 60604
Internal Medicine
200 S MICHIGAN AVE, SUITE 830
CHICAGO, IL 60604
Internal Medicine
200 S MICHIGAN AVE, SUITE 830
CHICAGO, IL 60604
Internal Medicine
200 S MICHIGAN AVE, STE 830
CHICAGO, IL 60604
Obstetrics & Gynecology
200 S MICHIGAN AVE, SUITE 1550
CHICAGO, IL 60604
Internal Medicine
200 S MICHIGAN AVE, SUITE 805
CHICAGO, IL 60604
Psychologist
200 S MICHIGAN AVE, SUITE 710
CHICAGO, IL 60604

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1679969182, enumerated as an "organization" on April 10, 2015.

The provider is located at 200 S MICHIGAN AVE SUITE 805 CHICAGO, IL 60604 and the phone number is (312) 922-3815.

Internal Medicine with taxonomy code 207RA0000X and a focus in Adolescent Medicine.