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

Mrs. Marissa L Osorio, WHNP

Individual provider Women's Health Nurse Practitioner · NPI 1770273591

Mrs. Marissa L Osorio, WHNP is a Nurse Practitioner in Winchester, Massachusetts. Qualified in 2017, 9 years ago. Practices with Health Imperatives Inc, an 8-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
9
Licensed in
MA
In the registry since
2023
What do these letters mean?
WHNP — Women's Health Nurse Practitioner
A nurse practitioner specialising in women's health.

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Practice location Address checks out

1021 Main St Ste 102
Winchester, MA 01890-1971
Phone: (781) 721-4701
Show map & directions

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

Specialties & licences

Women's Health Nurse Practitioner (primary) Taxonomy 363LW0102X · Licence RN2328964 (MA)

Record details

NPI number1770273591
Entity typeIndividual (Type 1)
GenderFemale
Credentials WHNP
Sole proprietorYes
NPI enumeratedMay 15, 2023
Last updated in NPPESJuly 11, 2026
Certification dateJuly 11, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Health Imperatives Inc — 8 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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