GROSSWEINER & BLASZAK, P.C.
NPI 1194789990
Dermatology in Naperville, IL

NPI Status: Active since April 17, 2006

Contact Information

1220 HOBSON RD STE 116
NAPERVILLE, IL
ZIP 60540
Phone: (630) 355-6660
Fax: (630) 527-2856

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  • Organization
  • Dermatology

About GROSSWEINER & BLASZAK, P.C.

This page provides the complete NPI Profile along with additional information for Grossweiner & Blaszak, P.c., a provider established in Naperville, Illinois operating as a Dermatology. The healthcare provider is registered in the NPI registry with number 1194789990 assigned on April 2006. The practitioner's primary taxonomy code is 207N00000X. The provider is registered as an organization and their NPI record was last updated 4 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 Laura Heimburger (Business Manager)

NPI
1194789990
Provider Name
GROSSWEINER & BLASZAK, P.C.
Entity Type
Organization
Location Address
1220 HOBSON RD STE 116 NAPERVILLE, IL 60540
Location Phone
(630) 355-6660
Location Fax
(630) 527-2856
Mailing Address
1220 HOBSON RD STE 116 NAPERVILLE, IL 60540
Mailing Phone
(630) 355-6660
Mailing Fax
(630) 527-2856
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-17-2006
Last Update Date
07-18-2022
Code Navigator

A dermatologist like Grossweiner & Blaszak, P.c. is a medical specialty involving the management of skin conditions and diseases. Dermatologists diagnose some sexually transmitted diseases, warts, cancer, acne, dermatitis and may offer cosmetic treatments, and therapies that reduce age spots and wrinkles.

Location Map

Secondary Locations

  • 1220 Hobson Rd Ste 116
    Naperville, IL 60540
    (630) 355-6660

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

Dermatology

Taxonomy Code
207N00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

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

LAURA HEIMBURGER

Authorized Official Title
BUSINESS MANAGER
Authorized Official Phone
(630) 355-6660

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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 1194789990, 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 80. The final step is to find the difference between that total and the next multiple of ten (80 - 80 = 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
1
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
4
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
8
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
9
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 9 → 18 → 9 7 → 14 → 5 9 → 18 → 9 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 8 + 4 + 1 + 4 + 8 + 1 + 8 + 9 + 1 + 8 + 24 = 80

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

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

80 - 80 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1194789990.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Dermatology
1220 HOBSON RD STE 116
NAPERVILLE, IL 60540
Dermatology
1220 HOBSON RD STE 116
NAPERVILLE, IL 60540

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1194789990, enumerated as an "organization" on April 17, 2006.

The provider is located at 1220 HOBSON RD STE 116 NAPERVILLE, IL 60540 and the phone number is (630) 355-6660.

Dermatology with taxonomy code 207N00000X.