Olga Maryamchik, LMSW, LMT
Specialty details in registry · New York, NY
At a glance
155 E 4Th St Apt 10G, New York, NY 10009-7353
NPPES record updated Jul 24, 2026. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
155 E 4Th St Apt 10GNew York, NY 10009-7353
Additional reported practice locations
103 E 2Nd St Fl 2Brooklyn, NY 112181407
Phone: 6469643675
Education & affiliations
No matching clinician background record in the imported CMS release.
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Service-mix comparison is unavailable for this NPI in the imported Medicare service file.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Specialty details in registry
- Taxonomy code
- 104100000X
- Enumeration date
- Jul 21, 2026
- Record updated
- Jul 24, 2026
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- LMSW, LMT
Reported taxonomies and licenses
104100000X · Primary
License reported: 077536 NY
225700000X
License reported: 028121 NY
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
155 E 4Th St Apt 10GNew York, NY 10009-7353
- Phone
- (646) 964-3675
Mailing address
155 E 4TH ST APT 10GNEW YORK, NY 100097353
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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