Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Derrick O Harris, MSW

Individual provider Mental Health Counselor · NPI 1417960030

Derrick O Harris, MSW is a Clinical Social Worker in Ann Arbor, Michigan. Qualified in 1991, 35 years ago. Practices with Optum Behavioral Care of Colorado PC, a 197-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Michigan.

Years since qualifying
35
Licensed in
MI
In the registry since
2006
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

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Practice location Address checks out

5331 Plymouth Rd
Ann Arbor, MI 48105-9520 Not confirmed with CMS for 19 years — call before visiting
Phone: (734) 996-9111
Fax: (734) 996-1950
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence 6801063325 (MI)

Record details

NPI number1417960030
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW
Sole proprietorYes
NPI enumeratedAugust 14, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Group practice Optum Behavioral Care Of Colorado Pc — 197 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Colleagues at Optum Behavioral Care of Colorado PC

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 197 clinicians in the practice; 12 are shown here.

Other providers in Ann Arbor