Active NPIIndividual providerSole proprietor

Ms. Joyce Mierzejwski, LPC

Counselor, Mental Health in Montclair, New Jersey

NPI Number1417013962
Practice location
8 Hillside Ave Ste 107, Montclair, NJ 07042-2129
Fax
—
Last updated
March 24, 2026

Joyce Mierzejwski is a Counselor, Mental Health based in Montclair, NJ. Joyce Mierzejwski practices in Montclair, NJ and has the professional credentials of LPC. The NPI Number for Joyce Mierzejwski is 1417013962 and holds a License No. pc0515 (NJ). The current practice location address for Joyce Mierzejwski is 8 Hillside Ave Ste 107, Montclair, NJ 07042-2129 and can be reached out via phone at 973-857-5333.

Provider Profile Details

NPI Number
1417013962
Provider Name
Joyce Mierzejwski
Credential
LPC
Provider Entity Type
Individual
Gender
Female
Address
8 Hillside Ave Ste 107, Montclair, NJ 07042-2129
Phone Number
973-857-5333
Primary Taxonomy
Counselor, Mental Health · 101YM0800X
Sole Proprietor
Yes
Provider Enumeration Date
December 29, 2006
Last Update Date
March 24, 2026
Certification Date
March 24, 2026
NPI Status
Active

Provider Business Practice Location Address Details

Address
8 Hillside Ave Ste 107
Montclair, NJ 07042-2129
Zip
07042-2129
Phone Number
973-857-5333
Montclair, NJ 07042Get directions →

Provider Business Mailing Address Details

Address
7 Pierson Pl
Glen Ridge, NJ 07028-1208
City
Glen Ridge
State
NJ
Zip
07028-1208
Phone Number
973-857-5333

License Information

License Number
pc0515
License State
NJ
Taxonomy
Counselor, Mental Health · 101YM0800X · Primary

Legacy Identifiers

IdentifierTypeStateIssuer
No legacy identifiers (Medicaid, Medicare or plan IDs) are on file for this provider.

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Frequently Asked Questions

What is the NPI number of Ms. Joyce Mierzejwski, LPC?

The NPI number of Ms. Joyce Mierzejwski, LPC is 1417013962. It was assigned on December 29, 2006 and is currently active in the NPPES registry.

What is the specialty of Ms. Joyce Mierzejwski, LPC?

Ms. Joyce Mierzejwski, LPC is registered under the primary taxonomy Counselor, Mental Health (code 101YM0800X), licensed in NJ under license number pc0515.

Where does Ms. Joyce Mierzejwski, LPC practice?

The practice location is 8 Hillside Ave Ste 107, Montclair, NJ 07042-2129. The office can be reached at 973-857-5333 (phone).

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). It is used in HIPAA standard transactions.

How do I verify this NPI record?

This record is sourced from the public NPPES NPI Registry maintained by CMS. You can confirm it by searching NPI 1417013962 directly on the NPPES registry website.

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