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

Mrs. Mary Katherine Horner, PA-C

Individual provider Physician Assistant · NPI 1366803645

Mrs. Mary Katherine Horner, PA-C is a Physician Assistant in Lewes, Delaware. Qualified in 2015, 11 years ago. Practices with Delaware Neurosurgical Group, PA, a 24-clinician group and accepts Medicare assignment. Licensed in Delaware.

Years since qualifying
11
Licensed in
DE
In the registry since
2016
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

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Practice location Address checks out

33672 Bayview Medical Dr Fl 1
Lewes, DE 19958-1687
Phone: (302) 645-2437
Fax: (833) 629-0820
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence C5-0001050 (DE)

Record details

NPI number1366803645
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA-C
Sole proprietorNo
NPI enumeratedMarch 14, 2016
Last updated in NPPESNovember 8, 2024
Certification dateNovember 8, 2024

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Delaware Neurosurgical Group, Pa — 24 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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