CRYSTAL SING SCHAEFFER LCSW
NPI 1801476395
Social Worker - Clinical in Brooklyn, NY

Q: What is Crystal Schaeffer's NPI number?

The NPI number for Crystal Schaeffer is 1801476395. It was assigned to this individual provider in the NPPES registry on April 9, 2021. The provider is also known as Crystal Sing Lcsw.

Q: What is Crystal Schaeffer's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Crystal Schaeffer was last updated on May 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.

Active since April 09, 2021PECOS EnrolledAccepts Medicare Assignment

11 GRANITE ST APT 2B, BROOKLYN, NY 11207(917) 924-0118 Get Directions Write a Review

NPPES record last updated: May 8, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 8, 2026, Apr 9, 2021 (2 updates tracked since 2021).

On this page

About Crystal Sing Schaeffer Lcsw NPPES

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

CRYSTAL SING SCHAEFFER LCSW (NPI 1801476395) is an individual clinical provider in Brooklyn, New York, licensed in New York (101385) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1801476395

Entity TypeIndividualFemale

Primary Taxonomy1041C0700X

Provider Legal NameCRYSTAL SING SCHAEFFERCredential: LCSW

Location Address11 GRANITE ST APT 2BBrooklyn, NY 11207-3369

Mailing Address11 Granite St Apt 2bBrooklyn, NY 11207-3369 · (917) 533-2218

Phone(917) 924-0118

Sole ProprietorYes

Medical School CMSOtherGraduated 2018

Enumeration DateApril 9, 2021

Last NPPES UpdateMay 8, 20262 updates tracked since enumeration

NPPES CertifiedMay 8, 2026

✔ NPI 1801476395 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 · 101385✔ Licensed in FL · TPSW6537✔ Licensed in AZ · 23390

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.

11 GRANITE ST APT 2B, Brooklyn, NY 11207

Open in Google Maps ↗

Other Names 1

Former Name (1)Crystal Sing Lcsw

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Crystal Sing Schaeffer 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 ID547756744

PECOS Enrollment IDI20251226000163

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11207 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 $67.40 – $203.53

Typical copayment $0.00 (range $16.85 – $50.88)

Most-billed visit code NA

Established Patient

$83.44 typical visit price

range $21.66 – $164.45

Typical copayment $20.86 (range $5.41 – $41.11)

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 Crystal Schaeffer's NPI number?

The NPI number for Crystal Schaeffer is 1801476395. It was assigned to this individual provider in the NPPES registry on April 9, 2021. The provider is also known as Crystal Sing Lcsw.

Where is Crystal Schaeffer located?

Crystal Schaeffer practices at 11 Granite St Apt 2B, Brooklyn, NY 11207. The listed phone number is (917) 924-0118.

What is Crystal Schaeffer's specialty?

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

Is Crystal Schaeffer enrolled in Medicare?

Yes. Crystal Schaeffer 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.

When was this NPI record last updated?

The NPPES record for Crystal Schaeffer was last updated on May 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.