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

Karen Aquino Tolosa, NP

Individual provider Acute Care Nurse Practitioner · NPI 1477083905

Karen Aquino Tolosa, NP is a Nurse Practitioner in Silver Spring, Maryland. Qualified in 2016, 10 years ago. Practices with Medstar Medical Group II LLC, a 3,717-clinician group and accepts Medicare assignment. Licensed in District of Columbia and Maryland.

Years since qualifying
10
Licensed in
DC, MD
In the registry since
2017
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

10801 Lockwood Dr Ste 210
Silver Spring, MD 20901-1563
Phone: (301) 298-1040
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Acute Care Nurse Practitioner (primary) Taxonomy 363LA2100X · Licence R160120 (MD)
Acute Care Nurse Practitioner Taxonomy 363LA2100X · Licence RN1002826 (DC)

Record details

NPI number1477083905
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedJune 18, 2017
Last updated in NPPESOctober 14, 2025
Certification dateOctober 14, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice Medstar Medical Group Ii Llc — 3717 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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