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MR. SETH A. GREENBLATT LCSW-C
NPI 1386167351
Social Worker - Clinical in Washington, DC

Active since July 21, 2017PECOS EnrolledAccepts Medicare Assignment
1615 L ST NW STE 340, WASHINGTON, DC 20036(703) 963-2019 Get Directions Write a Review

NPPES record last updated: March 3, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 3, 2025, Sep 6, 2023, Jul 21, 2022 and 1 more (4 updates tracked since 2017).

About Mr. Seth A. Greenblatt Lcsw-c NPPES

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

MR. SETH A. GREENBLATT LCSW-C (NPI 1386167351) is an individual clinical provider in Washington, District Of Columbia, licensed in Maryland (16369) and active in the NPI registry since July 2017. He is enrolled in Medicare PECOS, maintains a secondary practice location in Bethesda, and is a graduate of Other (2008).

NPPES Registry Identity

NPI1386167351
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. SETH A. GREENBLATTCredential: LCSW-C
Location Address1615 L ST NW STE 340Washington, DC 20036-5617
Mailing Address2 Wisconsin Circle, Suite 700, Your Health Concierge, IncBethesda, MD 20815 · (844) 942-1789
Phone(703) 963-2019
Sole ProprietorNo
Medical School CMSOtherGraduated 2008
Enumeration DateJuly 21, 2017
Last NPPES UpdateMarch 3, 20254 updates tracked since enumeration
NPPES CertifiedMarch 3, 2025
✔ NPI 1386167351 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 · 16369
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.
1615 L ST NW STE 340, Washington, DC 20036
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Secondary Practice Location 1

Location 12 Wisconsin Circle, Suite 700, Your Health Concierge, IncBethesda, MD 20815 · Phone (844) 942-1789

Other Identifiers 1

Medicaid984039MD

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

Mr. Seth A. Greenblatt 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 ID7113331216
PECOS Enrollment IDI20210202000131
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 20036 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

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

SETH GREENBLATT LLC
Social Worker (Clinical)
1615 L ST NW STE 340
WASHINGTON, DC 20036
District of Columbia (703) 963-2019

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 Seth Greenblatt's NPI number?

The NPI number for Seth Greenblatt is 1386167351. It was assigned to this individual provider in the NPPES registry on July 21, 2017.

Where is Seth Greenblatt located?

Seth Greenblatt practices at 1615 L St NW Ste 340, Washington, DC 20036. The listed phone number is (703) 963-2019.

What is Seth Greenblatt's specialty?

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

Is Seth Greenblatt enrolled in Medicare?

Yes. Seth Greenblatt 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 Seth Greenblatt was last updated on March 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.