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MS. CATHERINE OLCZAK LCSW
NPI 1801128467
Social Worker - Clinical in Amherst, NY

Active since February 08, 2010PECOS EnrolledAccepts Medicare Assignment
12 SUNDRIDGE DR, AMHERST, NY 14228(716) 310-1518 Get Directions Write a Review

NPPES record last updated: March 5, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 5, 2025, Mar 2, 2021 (2 updates tracked since 2021).

About Ms. Catherine Olczak Lcsw NPPES

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

MS. CATHERINE OLCZAK LCSW (NPI 1801128467) is an individual clinical provider in Amherst, New York, licensed in New York (046299) and active in the NPI registry since February 2010. She is enrolled in Medicare PECOS and is a graduate of Other (1991).

NPPES Registry Identity

NPI1801128467
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. CATHERINE OLCZAKCredential: LCSW
Location Address12 SUNDRIDGE DRAmherst, NY 14228-1801
Mailing Address12 Sundridge DrAmherst, NY 14228-1801 · (716) 310-1518
Phone(716) 310-1518
Sole ProprietorYes
Medical School CMSOtherGraduated 1991
Enumeration DateFebruary 8, 2010
Last NPPES UpdateMarch 5, 20252 updates tracked since enumeration
NPPES CertifiedMarch 5, 2025
✔ NPI 1801128467 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Licenses✔ Licensed in NY · 046299✔ Licensed in VA · 0904010636✔ Licensed in MD · 26946✔ Licensed in GA · CSW009123✔ Licensed in DC · LC50082283
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
12 SUNDRIDGE DR, Amherst, NY 14228
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ms. Catherine Olczak Lcsw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4789911900
PECOS Enrollment IDI20260902001935
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Catherine Olczak reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Che Senior Psychological Services, PC
296 mi
Clinical
300 CADMAN PLZ W
Brooklyn, NY 11201
  • Reassigned Medicare billing, New York enrollment
  • 457 clinicians in this Medicare group
NPI 1023078219 (888) 515-3834
Knapp Street Psychiatry, PC
303 mi
Clinical
2433 KNAPP ST STE 306
Brooklyn, NY 11235
  • Reassigned Medicare billing, New York enrollment
  • 436 clinicians in this Medicare group
NPI 1043248776 (888) 515-3834

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 14228 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $54.87 – $166.88
Typical copayment $0.00 (range $13.71 – $41.72)
Most-billed visit code NA
Established Patient
$68.57 typical visit price
range $17.54 – $136.14
Typical copayment $17.14 (range $4.38 – $34.03)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Catherine Olczak's NPI number?

The NPI number for Catherine Olczak is 1801128467. It was assigned to this individual provider in the NPPES registry on February 8, 2010.

Where is Catherine Olczak located?

Catherine Olczak practices at 12 Sundridge Dr, Amherst, NY 14228. The listed phone number is (716) 310-1518.

What is Catherine Olczak's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Catherine Olczak enrolled in Medicare?

Yes. Catherine Olczak is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Catherine Olczak's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Catherine Olczak reassigns Medicare benefits to 2 organizations: Che Senior Psychological Services, PC (Brooklyn, NY) and Knapp Street Psychiatry, PC (Brooklyn, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Catherine Olczak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Catherine Olczak accept?

Health plans from Oscar Health list Catherine Olczak 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 Catherine Olczak was last updated on March 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.