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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MS. CATHERINE S HIRNER MSW LCSW
NPI 1457321085
Social Worker in Hannibal, MO

Active since January 25, 2006PECOS EnrolledAccepts Medicare Assignment
2 MELGROVE LANE, STE 102, HANNIBAL, MO 63401(573) 221-8960(573) 221-8960 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Ms. Catherine S Hirner Msw Lcsw NPPES

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

MS. CATHERINE S HIRNER MSW LCSW (NPI 1457321085) is an individual social worker in Hannibal, Missouri, licensed in Missouri (001571) and active in the NPI registry since January 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1979).

NPPES Registry Identity

NPI1457321085
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameMS. CATHERINE S HIRNERCredential: MSW LCSW
Location Address2 MELGROVE LANE, STE 102Hannibal, MO 63401
Mailing Address2 Melgrove Lane, Ste 102Hannibal, MO 63401 · (573) 221-8960 · Fax (573) 221-8960
Phone(573) 221-8960
Fax(573) 221-8960
Sole ProprietorNo
Medical School CMSOtherGraduated 1979
Enumeration DateJanuary 25, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1457321085 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in MO · 001571
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
2 MELGROVE LANE, Hannibal, MO 63401
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica, Oscar Insurance Company, 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

Ms. Catherine S Hirner Msw 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 ID8224193206
PECOS Enrollment IDI20090209000426
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.

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 Catherine Hirner's NPI number?

The NPI number for Catherine Hirner is 1457321085. It was assigned to this individual provider in the NPPES registry on January 25, 2006.

Where is Catherine Hirner located?

Catherine Hirner practices at 2 Melgrove Lane Ste 102, Hannibal, MO 63401. The listed phone number is (573) 221-8960.

What is Catherine Hirner's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Is Catherine Hirner enrolled in Medicare?

Yes. Catherine Hirner 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 Catherine Hirner accept?

Health plans from Medica, Oscar Insurance Company and UnitedHealthcare list Catherine Hirner 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 Catherine Hirner was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 49 days 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.