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MRS. MARY E COLIZZA MAC, PLPC
NPI 1245692854
Counselor - Professional in Saint Louis, MO

Active since March 23, 2016Opted out of Medicare · through Dec 9, 2027
1000 EXECUTIVE PARKWAY DR STE 106, SAINT LOUIS, MO 63141(314) 469-5522(314) 469-5504 Get Directions Write a Review

NPPES record last updated: January 6, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jan 6, 2026, Mar 23, 2016 (2 updates tracked since 2016).

About Mrs. Mary E Colizza Mac, Plpc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. MARY E COLIZZA MAC, PLPC (NPI 1245692854) is an individual professional provider in Saint Louis, Missouri, licensed in Missouri (2013041573) and active in the NPI registry since March 2016. She has opted out of Medicare through December 9, 2027.

NPPES Registry Identity

NPI1245692854
Entity TypeIndividualFemale
Primary Taxonomy101YP2500X
Provider Legal NameMRS. MARY E COLIZZACredential: MAC, PLPC
Location Address1000 EXECUTIVE PARKWAY DR STE 106Saint Louis, MO 63141-6369
Mailing Address1000 Executive Parkway Dr Ste 106Saint Louis, MO 63141-6369 · (314) 469-5522 · Fax (314) 469-5504
Phone(314) 469-5522
Fax(314) 469-5504
Sole ProprietorYes
Enumeration DateMarch 23, 2016
Last NPPES UpdateJanuary 6, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 6, 2026
✔ NPI 1245692854 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers
Taxonomy Code101YP2500X
License✔ Licensed in MO · 2013041573
1000 EXECUTIVE PARKWAY DR STE 106, Saint Louis, MO 63141
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Mrs. Mary E Colizza Mac, Plpc has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from December 9, 2025 through December 9, 2027.

Opt-Out Effective DateDecember 9, 2025
Opt-Out In Effect ThroughDecember 9, 2027Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES 14

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ZACHARY PIERCE CARSON
Counselor (Professional)
1000 EXECUTIVE PARKWAY DR STE 106
SAINT LOUIS, MO 63141
St. Louis County (314) 469-5522
ERIN KARANDISH M.D.
Counselor (Professional)
1000 EXECUTIVE PARKWAY DR STE 106
SAINT LOUIS, MO 63141
St. Louis County (314) 289-6434
STERLING WEBSTER PLPC
Counselor (Professional)
1000 EXECUTIVE PARKWAY DR STE 106
CREVE COEUR, MO 63141
St. Louis County (314) 887-7612
AARON BENJAMIN BITZER
Counselor (Mental Health)
1000 EXECUTIVE PARKWAY DR STE 106
CREVE COEUR, MO 63141
St. Louis County (619) 535-1951
MRS. STEPHANIE DIANE WILLIAMS MSW
Social Worker (Clinical)
1000 EXECUTIVE PARKWAY DR STE 106
CREVE COEUR, MO 63141
St. Louis County (314) 329-7107
CLAIRE WELTON
Counselor (Professional)
1000 EXECUTIVE PARKWAY DR STE 106
SAINT LOUIS, MO 63141
St. Louis County (314) 469-5522
ABIGAIL MATHER MS, NCC, LPC
Counselor (Professional)
1000 EXECUTIVE PARKWAY DR STE 106
CREVE COEUR, MO 63141
St. Louis County (314) 469-5522
CROSSROADS CHRISTIAN COUNSELING
Counselor (Professional)
1000 EXECUTIVE PARKWAY DR STE 106
SAINT LOUIS, MO 63141
St. Louis County (314) 469-5522

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mary Colizza's NPI number?

The NPI number for Mary Colizza is 1245692854. It was assigned to this individual provider in the NPPES registry on March 23, 2016.

Where is Mary Colizza located?

Mary Colizza practices at 1000 Executive Parkway Dr Ste 106, Saint Louis, MO 63141. The listed phone number is (314) 469-5522.

What is Mary Colizza's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Is Mary Colizza enrolled in Medicare?

No. Mary Colizza has opted out of Medicare through December 9, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

What insurance does Mary Colizza accept?

Health plans from Blue Cross and Blue Shield of Texas and UnitedHealthcare list Mary Colizza as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mary Colizza was last updated on January 6, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.