Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Gwendoline Mapubi Osong, CRNP-PMH

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1518767631

Gwendoline Mapubi Osong, CRNP-PMH is a Nurse Practitioner in Baltimore, Maryland. Qualified in 2024, 2 years ago. Practices with Psychogeriatric Services LLC, a 124-clinician group and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
2
Licensed in
MD
In the registry since
2025
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Practice location Address checks out

827 Linden Ave
Baltimore, MD 21201-4606
Phone: (240) 549-3696
Fax: (240) 549-3696
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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 R215435 (MD)

Record details

NPI number1518767631
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNP-PMH
Sole proprietorYes
NPI enumeratedMarch 17, 2025
Last updated in NPPESMarch 18, 2025
Certification dateMarch 18, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2024 (2 years in practice)
Group practice Psychogeriatric Services Llc — 124 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Colleagues at Psychogeriatric Services LLC

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 124 clinicians in the practice; 12 are shown here.

Other providers in Baltimore