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Denis Callahan, MSW, LGSW

NPI 1134364672 · on the registry since 2008

Federal exclusion record

The HHS Office of Inspector General publishes a list of individuals and entities excluded from Medicare, Medicaid and other federal health programs. A record on that list carries this NPI.

Denis Callahan Nottingham, NH
Reason
Licence revoked, suspended or surrendered
Authority
Section 1128b4 · permissive · until licence restored
Excluded
2025-07-20
Recorded as
Social Worker

Matched on NPI alone. OIG asks that any match be confirmed by Social Security or Employer Identification Number, neither of which appears in the public file, so treat this as something to verify rather than something established. Verify at OIG. Our copy of the list is from 2026-09-15. Reinstated parties are removed from each new release, so a person cleared since then may still appear here.

Practice

Address
5 Pine Street Ext Unit 2s
Nashua, NH 03060
Phone
(202) 903-6876
Organisation at this address
Daneil Morin Services
Maryh. Warren, Arnp, Pllc
Senior Medical Services Llc
Inferred from a shared address, not stated in the registry.
Clinicians at this address
44

Registry record

Primary taxonomy
1041C0700X
1041C0700X
Licence states on file
NH
From the registry's licence fields, which are often incomplete.
Sex
Male
Record last updated
2022-02-13

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in New Hampshire