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MR. DALE WILLIAM SIEBEN LCSW
NPI 1235208158
Social Worker - Clinical in Saint Louis, MO

Active since November 07, 2006PECOS EnrolledAccepts Medicare Assignment
6014 APPLE VALLEY DR, SAINT LOUIS, MO 63123(314) 745-2742 Get Directions Write a Review

NPPES record last updated: June 25, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jan 21, 2022, Dec 11, 2018 (2 updates tracked since 2018).

About Mr. Dale William Sieben Lcsw NPPES

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

MR. DALE WILLIAM SIEBEN LCSW (NPI 1235208158) is an individual clinical provider in Saint Louis, Missouri, licensed in Missouri (2002000242) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of Saint Louis University School Of Medicine (1989).

NPPES Registry Identity

NPI1235208158
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. DALE WILLIAM SIEBENCredential: LCSW
Location Address6014 APPLE VALLEY DRSaint Louis, MO 63123-2704
Mailing Address6014 Apple Valley DrSaint Louis, MO 63123-2704
Phone(314) 745-2742
Sole ProprietorNo
Medical School CMSSaint Louis University School Of MedicineGraduated 1989
Enumeration DateNovember 7, 2006
Last NPPES UpdateJune 25, 20262 updates tracked since enumeration
NPPES CertifiedJune 25, 2026
✔ NPI 1235208158 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 MO · 2002000242
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.
6014 APPLE VALLEY DR, Saint Louis, MO 63123
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Sunflower Health Plan and more.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

Mr. Dale William Sieben Lcsw 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 ID4385743152
PECOS Enrollment IDI20070619000519
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 63123 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 $55.65 – $169.38
Typical copayment $0.00 (range $13.91 – $42.34)
Most-billed visit code NA
Established Patient
$69.50 typical visit price
range $17.76 – $137.92
Typical copayment $17.37 (range $4.44 – $34.48)
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 Dale Sieben's NPI number?

The NPI number for Dale Sieben is 1235208158. It was assigned to this individual provider in the NPPES registry on November 7, 2006.

Where is Dale Sieben located?

Dale Sieben practices at 6014 Apple Valley Dr, Saint Louis, MO 63123. The listed phone number is (314) 745-2742.

What is Dale Sieben's specialty?

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

Is Dale Sieben enrolled in Medicare?

Yes. Dale Sieben 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 Dale Sieben accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and Ambetter from Sunflower Health Plan and 5 other insurers list Dale Sieben 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 Dale Sieben was last updated on June 25, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.