MERRILL J ZAHTZ MD SC
NPI 1487833489
Specialist in Evanston, IL

NPI Status: Active since October 26, 2007

Contact Information

800 AUSTIN ST
SUITE 408
EVANSTON, IL
ZIP 60202
Phone: (847) 316-4744
Fax: (847) 475-6835

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  • Organization
  • Specialist

About MERRILL J ZAHTZ MD SC

This page provides the complete NPI Profile along with additional information for Merrill J Zahtz Md Sc, a provider established in Evanston, Illinois operating as a Specialist. The healthcare provider is registered in the NPI registry with number 1487833489 assigned on October 2007. The practitioner's primary taxonomy code is 174400000X. The provider is registered as an organization and their NPI record was last updated 19 years ago. Merrill J Zahtz Md Sc 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 Dr. Merrill J Zahtz M.d., S.c. (President)

NPI
1487833489
Provider Name
MERRILL J ZAHTZ MD SC
Entity Type
Organization
Location Address
800 AUSTIN ST SUITE 408 EVANSTON, IL 60202
Location Phone
(847) 316-4744
Location Fax
(847) 475-6835
Mailing Address
3525 W GRANVILLE AVE CHICAGO, IL 60659
Mailing Phone
(773) 478-1197
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
10-26-2007
Last Update Date
10-26-2007
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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

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
License State
IL
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

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.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

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

DR. MERRILL J ZAHTZ M.D., S.C.

Authorized Official Title
PRESIDENT
Authorized Official Phone
(773) 478-1197

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
606770MEDICARE PIN (08)IL 
C43696MEDICARE UPIN (02)IL 
0360563631MEDICAID (05)IL 

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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 1487833489, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

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

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 6 + 7 + 1 + 6 + 3 + 6 + 4 + 1 + 6 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1487833489.

Other Providers at the Same Location


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

Internal Medicine (Hematology & Oncology)
800 AUSTIN ST, STE 557
EVANSTON, IL 60202
Pediatrics
800 AUSTIN ST, SUITE 504 W
EVANSTON, IL 60202
Specialist
800 AUSTIN ST, SUITE 501
EVANSTON, IL 60202
Specialist
800 AUSTIN ST, SUITE 408
EVANSTON, IL 60202
Podiatrist (Foot & Ankle Surgery)
800 AUSTIN ST, SUITE #611
EVANSTON, IL 60202
Ophthalmology
800 AUSTIN ST, SUITE 401W
EVANSTON, IL 60202
Specialist
800 AUSTIN ST, SUITE 163
EVANSTON, IL 60202
Family Medicine
800 AUSTIN ST, SUITE 166 EAST TOWER
EVANSTON, IL 60202
Internal Medicine (Cardiovascular Disease)
800 AUSTIN ST, WEST TOWER SUITE 602
EVANSTON, IL 60202
Urology
800 AUSTIN ST, STE 569 EAST TOWER
EVANSTON, IL 60202
Obstetrics & Gynecology
800 AUSTIN ST, #354 EAST TOWER
EVANSTON, IL 60202
Ophthalmology
800 AUSTIN ST, SUITE 507
EVANSTON, IL 60202
Ophthalmology
800 AUSTIN ST, SUITE 360 EAST TOWER
EVANSTON, IL 60202
Specialist
800 AUSTIN ST, SUITE 607
EVANSTON, IL 60202
Obstetrics & Gynecology (Obstetrics)
800 AUSTIN ST, STE 611
EVANSTON, IL 60202
Internal Medicine (Rheumatology)
800 AUSTIN ST, SUITE 208
EVANSTON, IL 60202
Internal Medicine (Cardiovascular Disease)
800 AUSTIN ST, SUITE 454 EAST TOWER
EVANSTON, IL 60202
Family Medicine
800 AUSTIN ST
EVANSTON, IL 60202
Dentist (General Practice)
800 AUSTIN ST, SUITE 506 WEST TOWER
EVANSTON, IL 60202
Orthopaedic Surgery
800 AUSTIN ST, EAST TOWER, SUITE 357
EVANSTON, IL 60202

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1487833489, enumerated as an "organization" on October 26, 2007.

The provider is located at 800 AUSTIN ST SUITE 408 EVANSTON, IL 60202 and the phone number is (847) 316-4744.

Specialist with taxonomy code 174400000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.