DR. WILLIAM MARCUS ECKERD M.D.
NPI 1780740365
Psychiatry & Neurology - Psychiatry in Norwalk, CT

Q: What is William Eckerd's NPI number?

The NPI number for William Eckerd is 1780740365. It was assigned to this individual provider in the NPPES registry on December 28, 2006.

Q: What is William Eckerd's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Q: When was this NPI record last updated?

The NPPES record for William Eckerd was last updated on March 7, 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.

Active since December 28, 2006PECOS Enrolled

24 STEVENS ST, NORWALK, CT 06850(203) 852-2293(203) 855-3985 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Dr. William Marcus Eckerd M.d. NPPES

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

DR. WILLIAM MARCUS ECKERD M.D. (NPI 1780740365) is an individual psychiatry provider in Norwalk, Connecticut, licensed in Connecticut (022823) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1780740365

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDR. WILLIAM MARCUS ECKERDCredential: M.D.

Location Address24 STEVENS STNorwalk, CT 06850-3852

Mailing Address24 Stevens StNorwalk, CT 06850-3852 · (203) 852-2293 · Fax (203) 855-3985

Phone(203) 852-2293

Fax(203) 855-3985

Sole ProprietorNo

Enumeration DateDecember 28, 2006

Last NPPES UpdateMarch 7, 2023

✔ NPI 1780740365 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

License✔ Licensed in CT · 022823

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

24 STEVENS ST, Norwalk, CT 06850

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Other Identifiers 1

Other13214CT · Controlled Substance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. William Marcus Eckerd M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 William Eckerd reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

State Of Connecticut

37 mi

Adult Mental Health

55 WEST MAIN STREET, SUITE 410 ROWLAND STATE GOVERNMENT CENTER
Waterbury, CT 06702

Reassigned Medicare billing, Connecticut enrollment
102 clinicians in this Medicare group

NPI 1841225489 (203) 805-6403

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 06850 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

$183.10 typical visit price

range $60.82 – $183.10

Typical copayment $45.77 (range $15.20 – $45.77)

Most-billed visit code 99205

Established Patient

$75.55 typical visit price

range $19.76 – $149.26

Typical copayment $18.88 (range $4.94 – $37.31)

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 20

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

DR. EVE BLOCK MD

Internal Medicine (Hospice and Palliative Medicine)

24 STEVENS ST
NORWALK, CT 06850

Western Connecticut Planning Region (203) 852-2665

RUTH C PERRY CRNA

Nurse Anesthetist, Certified Registered

24 STEVENS ST
NORWALK, CT 06850

Western Connecticut Planning Region (203) 852-2276

DR. RICHARD LAWRENCE MAIBERGER M.D.

Psychiatry & Neurology (Psychiatry)

24 STEVENS ST
NORWALK, CT 06850

Western Connecticut Planning Region (203) 852-2293

RICHARD A HUGHES MD

Anesthesiology

24 STEVENS ST
NORWALK, CT 06850

Western Connecticut Planning Region (203) 852-2276

MRS. ERIKA JAYNE PEARL PA-C

Physician Assistant (Surgical)

24 STEVENS ST, NORWALK HOSPITAL DEPARTMENT OF SURGERY
NORWALK, CT 06850

Western Connecticut Planning Region (203) 852-2464

JAN CRISTOPHER HERNANDEZ DE GUZMAN PHARMD, MSF, RPH

Pharmacist

24 STEVENS ST
NORWALK, CT 06850

Western Connecticut Planning Region (203) 852-2690

PAUL R BEILES MD

Anesthesiology

24 STEVENS ST
NORWALK, CT 06850

Western Connecticut Planning Region (203) 852-2276

MS. IRIS NAGIN RNP

Nurse Practitioner (Adult Health)

24 STEVENS ST, HOSPITALIST SUITE
NORWALK, CT 06850

Western Connecticut Planning Region (203) 852-3072

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 William Eckerd's NPI number?

The NPI number for William Eckerd is 1780740365. It was assigned to this individual provider in the NPPES registry on December 28, 2006.

Where is William Eckerd located?

William Eckerd practices at 24 Stevens St, Norwalk, CT 06850. The listed phone number is (203) 852-2293.

What is William Eckerd's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is William Eckerd enrolled in Medicare?

Yes. William Eckerd is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for William Eckerd's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Eckerd reassigns Medicare benefits to State Of Connecticut (Waterbury, CT). 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 William Eckerd'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 William Eckerd was last updated on March 7, 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.