Karen Tolosa, NP
NPI 1477083905 · Acute Care Nurse Practitioner · Silver Spring, MD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Tolosa, NP is a Acute Care Nurse Practitioner provider in Silver Spring, MD (NPI 1477083905).
Provider details
- NPI number
- 1477083905
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- R160120 (MD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-06-18
- Last updated
- 2025-10-14
- Certified
- 2025-10-14
Frequently asked questions
- What is Karen Tolosa's NPI number?
- Karen Tolosa's National Provider Identifier (NPI) is 1477083905, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Tolosa's specialty?
- Karen Tolosa is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Tolosa located?
- Karen Tolosa's practice location on file with NPPES is 10801 Lockwood Dr Ste 210, Silver Spring, MD 20901-1563.
- What is Karen Tolosa's phone number?
- The practice phone number listed in the NPPES registry for Karen Tolosa is (301) 298-1040.
- Does Karen Tolosa accept Medicare?
- Karen Tolosa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Tolosa's NPI active?
- Yes — Karen Tolosa's NPI (1477083905) is active in the NPPES registry as of the last update on 2025-10-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.