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DR. MARNI N. SEYYID LCSW-C
NPI 1801046941
Social Worker - Clinical in Harrington, DE

Active since September 25, 2008PECOS EnrolledAccepts Medicare Assignment
3 NEW ST, HARRINGTON, DE 19952(443) 742-4865 Get Directions Write a Review

NPPES record last updated: March 8, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Marni N. Seyyid Lcsw-c NPPES

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

DR. MARNI N. SEYYID LCSW-C (NPI 1801046941) is an individual clinical provider in Harrington, Delaware, licensed in Delaware (Q1-0011896) and active in the NPI registry since September 2008. She is enrolled in Medicare PECOS and is a graduate of Other (2012).

NPPES Registry Identity

NPI1801046941
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameDR. MARNI N. SEYYIDCredential: LCSW-C
Location Address3 NEW STHarrington, DE 19952-1351
Mailing Address3 New StHarrington, DE 19952-1351 · (443) 742-4865 · Fax (410) 466-3013
Phone(443) 742-4865
Sole ProprietorYes
Medical School CMSOtherGraduated 2012
Enumeration DateSeptember 25, 2008
Last NPPES UpdateMarch 8, 2023
NPPES CertifiedMarch 8, 2023
✔ NPI 1801046941 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 DE · Q1-0011896✔ Licensed in VA · 0904010040✔ Licensed in DC · LC5008146✔ Licensed in MD · 14152
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.
3 NEW ST, Harrington, DE 19952
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Other Identifiers 1

Medicaid019259700MD

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Highmark Blue Cross Blue Shield Delaware, UnitedHealthcare.Insurance ›

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

Dr. Marni N. Seyyid 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 ID6204099922
PECOS Enrollment IDI20230531001809, I20230609000826
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.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
687 services66 patients
Psychotherapy, 45 minutes 90834
Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.
243 services53 patients
Psychotherapy, 30 minutes 90832
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 30-minute session, the therapist helps you explore feelings, thoughts, and behaviors to better understand yourself and manage life's challenges.
237 services48 patients
Psychiatric diagnostic evaluation 90791
A psychiatric diagnostic evaluation is a thorough assessment used to identify any mental health conditions you may have. It involves a detailed discussion about your symptoms, thoughts, feelings and behavior patterns. Your medical history and family's mental health history are also considered.
28 services28 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19952 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 $57.12 – $173.08
Typical copayment $0.00 (range $14.28 – $43.27)
Most-billed visit code NA
Established Patient
$71.19 typical visit price
range $18.36 – $141.05
Typical copayment $17.79 (range $4.59 – $35.26)
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 Marni Seyyid's NPI number?

The NPI number for Marni Seyyid is 1801046941. It was assigned to this individual provider in the NPPES registry on September 25, 2008.

Where is Marni Seyyid located?

Marni Seyyid practices at 3 New St, Harrington, DE 19952. The listed phone number is (443) 742-4865.

What is Marni Seyyid's specialty?

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

Is Marni Seyyid enrolled in Medicare?

Yes. Marni Seyyid 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.

What insurance does Marni Seyyid accept?

Health plans from Highmark Blue Cross Blue Shield Delaware and UnitedHealthcare list Marni Seyyid 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 Marni Seyyid was last updated on March 8, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.