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

Dr. William Joseph Seemer, DO

Individual provider Hospitalist Physician · NPI 1346878956

Dr. William Joseph Seemer, DO is a Family Practice in Jacksonville, Florida. Qualified in 2020, 6 years ago. Practices with Hni Medical Services of Florida, LLC, a 103-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Florida and Georgia.

Years since qualifying
6
Licensed in
FL, GA
In the registry since
2020
Specialties on file
3
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

3625 University Blvd S
Jacksonville, FL 32216-4207
Phone: (904) 702-6111
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1 Magnolia Ct, Moultrie, GA 31768-6764 — (229) 502-9753

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence OS20360 (FL)
Hospitalist Physician Taxonomy 208M00000X · Licence OS20360 (FL)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X (GA)

Record details

NPI number1346878956
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 30, 2020
Last updated in NPPESApril 4, 2025
Certification dateApril 4, 2025
Mailing addressPo Box 935921, Atlanta, GA 31193-5921

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Hni Medical Services Of Florida, Llc — 103 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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