Margaret Mary Gaestel, LCSW, LCSW-C

Clinical Social Worker

Margaret Mary Gaestel is a Clinical Social Worker based in Lewes, DE with over 29 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Patients across DE can see Margaret Mary Gaestel, LCSW, LCSW-C in person in Lewes or via virtual visit — no travel required. Trained at University of Maryland School of Medicine (class of 1997), she has been practicing for over 29 years. Among her Medicare patients, common conditions include high cholesterol, anxiety, and mood disorders (per CMS data).

1 of 133 Social Worker providers in DESee all Social Worker in Lewes29+ years experienceNPI since 2009

Older · 6182dNPPES updated 2009-06-19 · verify NPI on CMS · Verify license at Delaware Board of Medical Licensure & Discipline

Contact & Location

Practice Location

31168 Learning Ln, Lewes, DE 19958-3685

CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

17

Unique beneficiaries

Boutique practice

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages High Cholesterol, Anxiety Disorders, and Mood Disorders.

High Cholesterol
75%

Elevated cholesterol or triglycerides that increase heart disease risk

Anxiety Disorders
75%

Excessive worry or fear that interferes with daily life

Mood Disorders
75%

Conditions affecting emotional state, including depression and bipolar disorder

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 1997

    University of Maryland School of Medicine

  2. 29 years in practice

    Experienced

Social WorkerBehavioral Health & Social Service Providers

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.

Taxonomy: 1041C0700X

Education & Training

University of Maryland School of Medicine (Class of 1997)

Practice Footprint

Mailing address

112 Tilney St, Milton, DE 19968-1639

Differs from practice location

Virtual Social Work Care With Margaret Mary Gaestel

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Margaret Mary Gaestel for cholesterol management, anxiety counseling, mood disorder follow-ups — no travel to Lewes required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Margaret Mary Gaestel

NPI records show Dr. Gaestel as active with telehealth listed in Lewes, DE. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (410) 507-9417.

Verified across 2 federal data sources

Sourced from CMS NPPES · OIG LEIE. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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