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MARIANNE SPONHOLZ
NPI 1346853611
Social Worker - Clinical in New York, NY

Active since August 26, 2020PECOS EnrolledAccepts Medicare Assignment
170 W END AVE APT 29G, NEW YORK, NY 10023(914) 261-7249 Get Directions Write a Review

NPPES record last updated: April 4, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 4, 2024, Aug 26, 2020 (2 updates tracked since 2020).

About Marianne Sponholz NPPES

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

MARIANNE SPONHOLZ (NPI 1346853611) is an individual clinical provider in New York, New York, licensed in New York (097119) and active in the NPI registry since August 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2020).

NPPES Registry Identity

NPI1346853611
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMARIANNE SPONHOLZ
Location Address170 W END AVE APT 29GNew York, NY 10023-5402
Mailing Address170 W End Ave Apt 29gNew York, NY 10023-5402 · (914) 261-7249
Phone(914) 261-7249
Sole ProprietorYes
Medical School CMSOtherGraduated 2020
Enumeration DateAugust 26, 2020
Last NPPES UpdateApril 4, 20242 updates tracked since enumeration
NPPES CertifiedApril 4, 2024
✔ NPI 1346853611 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in NY · 097119
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.
170 W END AVE APT 29G, New York, NY 10023
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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

Marianne Sponholz 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 ID5294260238
PECOS Enrollment IDI20241127001325
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 Marianne Sponholz reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Senior Living Behavioral Health Lcsw PLLC
1.7 mi
Clinical
747 3RD AVE, 2ND FLOOR
New York, NY 10017
  • Reassigned Medicare billing, New York enrollment
  • 58 clinicians in this Medicare group
NPI 1083150056 (800) 829-0115
Doppler Psychology Services At Home PC
5.2 mi
Cognitive & Behavioral
100 PARK AVE PH 7C
Fort Lee, NJ 07024
  • Reassigned Medicare billing, New York enrollment
  • 22 clinicians in this Medicare group
NPI 1396338364 (516) 810-1290

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 10023 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 $65.69 – $198.19
Typical copayment $0.00 (range $16.42 – $49.54)
Most-billed visit code NA
Established Patient
$81.44 typical visit price
range $21.20 – $160.66
Typical copayment $20.36 (range $5.30 – $40.16)
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 Marianne Sponholz's NPI number?

The NPI number for Marianne Sponholz is 1346853611. It was assigned to this individual provider in the NPPES registry on August 26, 2020.

Where is Marianne Sponholz located?

Marianne Sponholz practices at 170 W End Ave Apt 29G, New York, NY 10023. The listed phone number is (914) 261-7249.

What is Marianne Sponholz's specialty?

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

Is Marianne Sponholz enrolled in Medicare?

Yes. Marianne Sponholz 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 Marianne Sponholz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marianne Sponholz reassigns Medicare benefits to 2 organizations: Senior Living Behavioral Health Lcsw PLLC (New York, NY) and Doppler Psychology Services At Home PC (Fort Lee, NJ). 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 Marianne Sponholz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Marianne Sponholz accept?

Health plans from Oscar Health list Marianne Sponholz 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 Marianne Sponholz was last updated on April 4, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.