SARAH NELSON HAMMACK LCSW-C
NPI 1164579306
Social Worker - Clinical in Silver Spring, MD

Active since January 03, 2007PECOS EnrolledAccepts Medicare Assignment
8818 GEORGIA AVE, SECOND FLOOR, SILVER SPRING, MD 20910(301) 563-7007(301) 563-7009 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Sarah Nelson Hammack Lcsw-c NPPES

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

SARAH NELSON HAMMACK LCSW-C (NPI 1164579306) is an individual clinical provider in Silver Spring, Maryland, licensed in Maryland (12749) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS and is a graduate of Other (2002).

NPPES Registry Identity

NPI1164579306
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameSARAH NELSON HAMMACKCredential: LCSW-C
Location Address8818 GEORGIA AVE, SECOND FLOORSilver Spring, MD 20910-2713
Mailing Address5521 Charles StBethesda, MD 20814-1614 · (301) 503-8676 · Fax (301) 530-9219
Fax(301) 563-7009
Sole ProprietorNo
Medical School CMSOtherGraduated 2002
Enumeration DateJanuary 3, 2007
Last NPPES UpdateJuly 8, 2007
NPI 1164579306 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 · 12749
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.
8818 GEORGIA AVE, Silver Spring, MD 20910

Other Identifiers 1

Medicaid003427400MD

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

Sarah Nelson Hammack 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 ID5294757415
PECOS Enrollment IDI20051230000403
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 20910 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 8

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

Registered Nurse (Psychiatric/Mental Health, Adult)
8818 GEORGIA AVE
SILVER SPRING, MD 20910
Social Worker
8818 GEORGIA AVE, CHILD ADOLESCENT BEHAVIORAL SERVICES
SILVER SPRING, MD 20910
Counselor (Mental Health)
8818 GEORGIA AVE
SILVER SPRING, MD 20910
Counselor (Mental Health)
8818 GEORGIA AVE
SILVER SPRING, MD 20910
Registered Nurse (Psychiatric/Mental Health, Adult)
8818 GEORGIA AVE
SILVER SPRING, MD 20910
Registered Nurse (Psychiatric/Mental Health, Adult)
8818 GEORGIA AVE, SUITE 501, FIRST FLOOR
SILVER SPRING, MD 20910
Student in an Organized Health Care Education/Training Program
8818 GEORGIA AVE, SECOND FLOOR
SILVER SPRING, MD 20910
Social Worker (Clinical)
8818 GEORGIA AVE
SILVER SPRING, MD 20910

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 Sarah Hammack's NPI number?

The NPI number for Sarah Hammack is 1164579306. It was assigned to this individual provider in the NPPES registry on January 3, 2007.

Where is Sarah Hammack located?

Sarah Hammack practices at 8818 Georgia Ave Second Floor, Silver Spring, MD 20910. The listed phone number is (301) 563-7007.

What is Sarah Hammack's specialty?

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

Is Sarah Hammack enrolled in Medicare?

Yes. Sarah Hammack 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 Sarah Hammack was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.