Harriet Mandell , LCSW-C
Physician β’ Baltimore, MD
29 S Paca St
Baltimore, MD 212011771
Phone: 4103285719
Location details and other listingsThis profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.
This NPI Is Deactivated in NPPES
NPPES lists this NPI as deactivated as of June 11, 2026; the reason is not published. The records below are historical. They do not show whether Harriet Mandell currently practices or holds a license; check the state medical board for current license status.
Practice Location & Contact Primary Location
29 S Paca St
Baltimore, MD 212011771
Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.
What Public CMS Data Show
Physician: NPPES taxonomy is a reported classification, not proof of board certification.
NPI first issued
2012
The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.
What this does not show: NPI first issued
NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.
Source: CMS NPPES NPI Registry.
Compared with the same specialty in Baltimore and Maryland
Comparisons are not shown because NPPES lists this NPI as deactivated.
Sources: CMS Doctors and Clinicians, CMS release of October 2, 2026, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.
Text: T-MedInfo Β· Report an error.
Specialties & License Numbers Reported to NPPES
NUCC Taxonomy Code: 261QP2300X
Clinicians Sharing This Practice Address or Phone
Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.
Family Medicine
Doctor of Medicine (M.D.)
Nurse Practitioner - Family
Family Medicine
Doctor of Medicine (M.D.)
Family Medicine
Doctor of Medicine (M.D.), Doctor of Philosophy (Ph.D.)
Student in an Organized Health Care Education/Training Program
Doctor of Medicine (M.D.)
Family Medicine - Adult Medicine
Physician Assistant (Certified)
Career & Practice History Timeline
Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status
NPPES lists this NPI as deactivated as of June 11, 2026; the reason is not published.
NPI status registered as active in NPPES database
Registered at 29 S PACA ST, BALTIMORE, MD 212011771 (Tel: 4103285719)
Registered at 29 S PACA ST, BALTIMORE, MD 212011771 (Tel: 4103285719)
Recorded as HARRIET MANDELL, LCSW-C
Clinic/Center (license number reported to NPPES: MD 04627)
First registered as active Individual Practitioner in NPPES Database.
NPI Administrative Meta
Mailing Address
29 S Paca St
Baltimore, MD 212011771
Phone: 4103285719