MS. MARILYN B OMAHEN (L.C.S.W., R.D.D.P.) – Addiction (Substance Use Disorder) Counselor, NPI 1114090040

Addiction (Substance Use Disorder) Counselor

MS. MARILYN B OMAHEN (L.C.S.W., R.D.D.P.) is a healthcare provider. based in Northfield, Illinois. specializing in Addiction (Substance Use Disorder) Counselor. They hold the professional credentials L.C.S.W., R.D.D.P.. They hold a License No. 25616 (IL). The NPI Number for MS. MARILYN B OMAHEN (L.C.S.W., R.D.D.P.) is 1114090040

Main info

Female

Sole Proprietor

Name

MS. MARILYN B OMAHEN (L.C.S.W., R.D.D.P.)

NPI

1114090040

Phone

(847) 446-0448

Address

1923 NEW WILLOW RD APT 6

Enumeration Date

16 November 2006

Last Update Date

11 September 2025

Data current as of

19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology

Experience57

Completeness85

Years active:19State licenses:1Digital endpointsOther names

Provider Addresses for MS. MARILYN B OMAHEN (L.C.S.W., R.D.D.P.)

1923 NEW WILLOW RD APT 6
NORTHFIELD, IL 600932944
Phone: (847) 446-0448
Type: Mailing
456 W FRONTAGE RD STE 2
NORTHFIELD, IL 600933038
Phone: (847) 446-0448
Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

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Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 60093)

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Reviews

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Frequently asked questions

How do payers reference MS. MARILYN B OMAHEN (L.C.S.W., R.D.D.P.)?

For MS. MARILYN B OMAHEN (L.C.S.W., R.D.D.P.), use NPI 1114090040 as the unique 10-digit identifier.

Is MS. MARILYN B OMAHEN (L.C.S.W., R.D.D.P.) still an active registrant?

MS. MARILYN B OMAHEN (L.C.S.W., R.D.D.P.) carries an active NPI according to the public dataset.

What clinical focus is listed for MS. MARILYN B OMAHEN (L.C.S.W., R.D.D.P.)?

At a glance, MS. MARILYN B OMAHEN (L.C.S.W., R.D.D.P.) is tied to Addiction (Substance Use Disorder) Counselor. Clinical services aligned with this taxonomy classification.

Where in Illinois is MS. MARILYN B OMAHEN (L.C.S.W., R.D.D.P.) registered?

Use Northfield, Illinois as the headline location for MS. MARILYN B OMAHEN (L.C.S.W., R.D.D.P.) here.

Can I trust this NPI listing for MS. MARILYN B OMAHEN (L.C.S.W., R.D.D.P.)?

The listing is sourced from the national NPI registry. If something looks off, compare with NPPES and the clinic's website.