CHARLOTTE ELYSE ROSENFIELD CGC
NPI 1104433184
Genetic Counselor, MS in Lake Forest, IL
NPI Status: Active since September 24, 2020
Contact Information
1000 N WESTMORELAND RD # LEVEL2
LAKE FOREST, IL
ZIP 60045
Phone: (847) 582-2134
Fax: (224) 271-7829
- Individual
- Female
- Genetic Counselor, MS
About CHARLOTTE ROSENFIELD
This page provides the complete NPI Profile along with additional information for Charlotte Rosenfield, a provider established in Lake Forest, Illinois with a medical specialization in Genetic Counselor, Ms. The healthcare provider is registered in the NPI registry with number 1104433184 assigned on September 2020. The practitioner's primary taxonomy code is 170300000X with license number 246001022 (IL). The provider is registered as an individual and her NPI record was last updated February 2026.
- NPI
- 1104433184
- Provider Name
- CHARLOTTE ELYSE ROSENFIELD CGC
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 1000 N WESTMORELAND RD # LEVEL2 LAKE FOREST, IL 60045
- Location Phone
- (847) 582-2134
- Location Fax
- (224) 271-7829
- Mailing Address
- 1000 N WESTMORELAND RD # LEVEL2 LAKE FOREST, IL 60045
- Mailing Phone
- (847) 582-2134
- Mailing Fax
- (224) 271-7829
- Is Sole Proprietor?
- No
- Enumeration Date
- 09-24-2020
- Last Update Date
- 02-03-2026
- Code Navigator
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
Genetic Counselor, MS
- Taxonomy Code
- 170300000X
- Type
- Other Service Providers
- License No.
- 246001022
- License State
- IL
- Taxonomy Description
- A masters trained health care provider who collects and interprets genetic family histories; assesses the risk of disease occurrence or recurrence; identifies interventions to manage or ameliorate disease risk; educates about inheritance, testing, management, prevention, ethical issues, resources, and research; and counsels to promote informed choices and adaptation. Certification was established in 1993 by the American Board of Genetic Counseling and prior to that by the American Board of Medical Genetics. Requirements for experience, licensure, and job responsibilities vary among the states.
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) |
|---|---|---|---|---|
| 1 | 170300000X | Other Service Providers | Genetic Counselor, MS | 70.000546TEMP (OH) |
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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 1104433184, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 56 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 4 providers are registered at the same or a nearby location.
LAKE FOREST, IL 60045
LAKE FOREST, IL 60045
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1104433184, enumerated as an "individual" on September 24, 2020.
The provider is located at 1000 N WESTMORELAND RD # LEVEL2 LAKE FOREST, IL 60045 and the phone number is (847) 582-2134.
Genetic Counselor, MS with taxonomy code 170300000X.
