Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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MS. Mackenzie Sue Sommerhalder, PHD

Individual provider Mental Health Counselor · NPI 1740735489

MS. Mackenzie Sue Sommerhalder, PHD is a Mental Health Counselor in Baltimore, Maryland. Works from 2 locations. Licensed in Maryland and Nebraska.

Licensed in
MD, NE
In the registry since
2016
Specialties on file
2
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

1800 Orleans St
Baltimore, MD 21287-0010
Phone: (410) 614-2401
Fax: (410) 955-8691
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2444 O St, Lincoln, NE 68510-1125 — (402) 475-7666

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 06284 (MD)
Mental Health Counselor Taxonomy 101YM0800X · Licence 10705 (NE)

Record details

NPI number1740735489
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedAugust 23, 2016
Last updated in NPPESMay 25, 2022
Certification dateMay 25, 2022

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