NPI Registry
Contact usSign up free
Find providers by NPI
Individual

MS. JOYCE MIERZEJWSKI

Active
Sole proprietor
Yes

Provider details

NPI number
Gender
F
Credential
LPC

Contact information

Practice address
8 HILLSIDE AVE STE 107, MONTCLAIR, NJ 07042-2129
(973) 857-5333
Mailing address
7 PIERSON PL, GLEN RIDGE, NJ 07028-1208
(973) 857-5333

Taxonomy

Speciality
Code
Description
License number
State
101YM0800X
Mental Health Counselor
Primary
PC0515
NJ

Other

Other identifiers
Code
Description
Identifier
Issuer
State
01
0515
LICENSE
NJ
Enumeration date
12/29/2006
Last updated
03/24/2026
About Stedi
Stedi is the only programmable healthcare clearinghouse. You can use Stedi's APIs to process eligibility checks, claims, remits, and more.
Contact us
Product
  • Claims
  • Eligibility checks
  • EDI platform