ANNA MEREL LCPC
NPI 1215494216
Counselor - Professional in Glenview, IL

NPI Status: Active since February 26, 2019

Contact Information

3633 W LAKE AVE STE 105
GLENVIEW, IL
ZIP 60026
Phone: (847) 699-2490

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NPPES record last updated: January 14, 2026. Verified against the NPPES registry weekly; last sync: July 12, 2026.

Record update history: Jan 14, 2026, Feb 26, 2019 (2 updates tracked since 2019).

  • Individual
  • Female
  • Counselor
  • Professional

About ANNA MEREL

This page provides the complete NPI Profile along with additional information for Anna Merel, a provider established in Glenview, Illinois with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1215494216 assigned on February 2019. The practitioner's primary taxonomy code is 101YP2500X with license number 180.012655 (IL). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1215494216
Provider Name
ANNA MEREL LCPC
Gender
Female
Entity Type
Individual
Location Address
3633 W LAKE AVE STE 105 GLENVIEW, IL 60026
Location Phone
(847) 699-2490
Mailing Address
531 APPLETREE LN DEERFIELD, IL 60015
Mailing Phone
(847) 971-9662
Is Sole Proprietor?
No
Enumeration Date
02-26-2019
Last Update Date
01-14-2026
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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

Counselor Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License No.
180.012655
License State
IL

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)
1101Y00000XBehavioral Health & Social Service Providers

Counselor

178.008626 (IL)
2101YM0800XBehavioral Health & Social Service Providers

Counselor
Mental Health

178.008626 (IL)
3101YP2500XBehavioral Health & Social Service Providers

Counselor
Professional

178.008626 (IL)

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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 1215494216, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
2
Unchanged
Pos 3
1
Doubled → 2
Pos 4
5
Unchanged
Pos 5
4
Doubled → 8
Pos 6
9
Unchanged
Pos 7
4
Doubled → 8
Pos 8
2
Unchanged
Pos 9
1
Doubled → 2
Check
6
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 1 → 2 4 → 8 4 → 8 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 2 + 5 + 8 + 9 + 8 + 2 + 2 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1215494216.

Other Providers at the Same Location


The following 6 providers are registered at the same or a nearby location.

Counselor (Professional)
3633 W LAKE AVE STE 105
GLENVIEW, IL 60026
Counselor (Mental Health)
3633 W LAKE AVE STE 105
GLENVIEW, IL 60026
Counselor
3633 W LAKE AVE STE 105
GLENVIEW, IL 60026
Counselor (Mental Health)
3633 W LAKE AVE STE 105
GLENVIEW, IL 60026
Counselor (Professional)
3633 W LAKE AVE STE 105
GLENVIEW, IL 60026
Chiropractor (Neurology)
3633 W LAKE AVE STE 105
GLENVIEW, IL 60026

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1215494216, enumerated as an "individual" on February 26, 2019.

The provider is located at 3633 W LAKE AVE STE 105 GLENVIEW, IL 60026 and the phone number is (847) 699-2490.

Counselor with taxonomy code 101YP2500X and a focus in Professional.