Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mrs. Jennifer Mostowski, FNP-BC

Individual provider Family Medicine Physician · NPI 1588559413

Mrs. Jennifer Mostowski, FNP-BC is a Nurse Practitioner in Hagerstown, Maryland. Qualified in 2025, 1 year ago. Practices with Antietam Family Health, LLC, a 7-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Maryland.

Years since qualifying
1
Licensed in
MD
In the registry since
2025
What do these letters mean?
FNP-BC — Family Nurse Practitioner, Board Certified
A family nurse practitioner certified by the ANCC.

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Practice location Address checks out

1219 Mount Aetna Rd Ste 300
Hagerstown, MD 21742-6550
Phone: (240) 203-8864
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence R162167 (MD)

Record details

NPI number1588559413
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP-BC
Sole proprietorNo
NPI enumeratedJune 11, 2025
Last updated in NPPESJune 11, 2025
Certification dateJune 9, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Group practice Antietam Family Health, Llc — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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