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MRS. ALESSANDRA MARIA SLAVIN LCSW-C
NPI 1811215015
Social Worker - Clinical in Olney, MD

Active since May 12, 2010PECOS EnrolledAccepts Medicare Assignment
2919 OLNEY SANDY SPRING RD STE C, OLNEY, MD 20832(301) 613-5416 Get Directions Write a Review

NPPES record last updated: April 24, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 24, 2024, Mar 21, 2019 (2 updates tracked since 2019).

About Mrs. Alessandra Maria Slavin Lcsw-c NPPES

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

MRS. ALESSANDRA MARIA SLAVIN LCSW-C (NPI 1811215015) is an individual clinical provider in Olney, Maryland, licensed in Maryland (11793) and active in the NPI registry since May 2010. She is enrolled in Medicare PECOS and is a graduate of Other (1999).

NPPES Registry Identity

NPI1811215015
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMRS. ALESSANDRA MARIA SLAVINCredential: LCSW-C
Location Address2919 OLNEY SANDY SPRING RD STE COlney, MD 20832-1588
Mailing Address2919 Olney Sandy Spring Rd Ste COlney, MD 20832-1588 · (301) 613-5416
Phone(301) 613-5416
Sole ProprietorYes
Medical School CMSOtherGraduated 1999
Enumeration DateMay 12, 2010
Last NPPES UpdateApril 24, 20242 updates tracked since enumeration
NPPES CertifiedApril 24, 2024
✔ NPI 1811215015 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 MD · 11793
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.
2919 OLNEY SANDY SPRING RD STE C, Olney, MD 20832
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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

Mrs. Alessandra Maria Slavin Lcsw-c 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 ID3577725340
PECOS Enrollment IDI20190410001741
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 Reassignment

Medicare enrollment records show Alessandra Slavin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Alessandra Slavin LLC
Same address
Clinical
2919 OLNEY SANDY SPRING RD STE C
Olney, MD 20832
  • Reassigned Medicare billing, District of Columbia enrollment
NPI 1063268613 (301) 613-5416

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 20832 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 $65.18 – $194.86
Typical copayment $0.00 (range $16.29 – $48.71)
Most-billed visit code NA
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
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.

Other Providers at the Same Location NPPES 6

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

ALESSANDRA SLAVIN LLC
Social Worker (Clinical)
2919 OLNEY SANDY SPRING RD STE C
OLNEY, MD 20832
Montgomery County (301) 613-5416
SANDEE LEE
Counselor (Professional)
2919 OLNEY SANDY SPRING RD STE C
OLNEY, MD 20832
Montgomery County (240) 338-2575
MRS. BREANNA FAIR-MCCALL LCPC, RPT
Counselor (Professional)
2919 OLNEY SANDY SPRING RD STE C
OLNEY, MD 20832
Montgomery County (240) 476-3935
SARAH HANFLAND LGPC
Counselor (Mental Health)
2919 OLNEY SANDY SPRING RD STE C
OLNEY, MD 20832
Montgomery County (240) 753-6534
MRS. SARAH STARBUCK CATUCCI LGPC
Counselor (Professional)
2919 OLNEY SANDY SPRING RD STE C
OLNEY, MD 20832
Montgomery County (240) 753-6534
BRIGHTER DAYS CHILD AND FAMILY THERAPY
Counselor (Professional)
2919 OLNEY SANDY SPRING RD STE C
OLNEY, MD 20832
Montgomery County (240) 753-6534

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 Alessandra Slavin's NPI number?

The NPI number for Alessandra Slavin is 1811215015. It was assigned to this individual provider in the NPPES registry on May 12, 2010.

Where is Alessandra Slavin located?

Alessandra Slavin practices at 2919 Olney Sandy Spring Rd Ste C, Olney, MD 20832. The listed phone number is (301) 613-5416.

What is Alessandra Slavin's specialty?

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

Is Alessandra Slavin enrolled in Medicare?

Yes. Alessandra Slavin 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 organization bills Medicare for Alessandra Slavin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alessandra Slavin reassigns Medicare benefits to Alessandra Slavin LLC (Olney, MD). The 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 Alessandra Slavin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Alessandra Slavin was last updated on April 24, 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.