Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Christine R Marquardt, PMHNP

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1669838751

Christine R Marquardt, PMHNP is a Nurse Practitioner in Frederick, Maryland. Qualified in 2025, 1 year ago. Practices as a sole proprietor. Licensed in Maryland.

Years since qualifying
1
Licensed in
MD
In the registry since
2016
Specialties on file
2
What do these letters mean?
PMHNP — Psychiatric-Mental Health Nurse Practitioner
A nurse practitioner specialising in mental health, able to prescribe psychiatric medication.

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Practice location Address checks out

19 N Court St Ste 102
Frederick, MD 21701-5461
Phone: (240) 253-1323
Fax: (240) 253-1323
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence R130851 (MD)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence 905830 (MD)

Record details

NPI number1669838751
Entity typeIndividual (Type 1)
GenderFemale
Credentials PMHNP
Sole proprietorYes
NPI enumeratedJanuary 6, 2016
Last updated in NPPESAugust 18, 2025
Certification dateAugust 18, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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