Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Haskel Wesley Chaffin Jr., LMSW

Individual provider Social Worker · NPI 1023323656

Haskel Wesley Chaffin Jr., LMSW is a Clinical Social Worker in Topeka, Kansas. Qualified in 2005, 21 years ago. Practices with Cotton-O'Neil Clinic Revocable Trust, a 658-clinician group and accepts Medicare assignment. Licensed in Kansas.

Years since qualifying
21
Licensed in
KS
In the registry since
2010
Specialties on file
2
What do these letters mean?
LMSW — Licensed Master Social Worker
A master's-level social worker, usually practising under supervision.

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Practice location Address checks out

1500 SW 10th Ave
Topeka, KS 66604-1301
Phone: (785) 354-6000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 5023 (KS)
Social Worker Taxonomy 104100000X · Licence 7836 (KS)

Record details

NPI number1023323656
Entity typeIndividual (Type 1)
GenderMale
Credentials LMSW
Sole proprietorNo
NPI enumeratedAugust 6, 2010
Last updated in NPPESSeptember 3, 2025
Certification dateSeptember 3, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice Cotton-O'Neil Clinic Revocable Trust — 658 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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