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

Mark Yassa, DO

Individual provider Emergency Medicine Physician · NPI 1306595970

Mark Yassa, DO is an Emergency Medicine in Kissimmee, Florida. Qualified in 2022, 4 years ago. Practices with Emergency Medicine Services of Fl LLC, a 665-clinician group and accepts Medicare assignment. Licensed in Florida.

Years since qualifying
4
Licensed in
FL
In the registry since
2022
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

720 W Oak St Ste 201
Kissimmee, FL 34741-4998
Phone: (706) 267-8107
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 22350 (FL)

Record details

NPI number1306595970
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 21, 2022
Last updated in NPPESApril 26, 2026
Certification dateApril 26, 2026
Mailing address720 W Oak St Ste 201, Kissimmee, FL 34741-4998

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice Emergency Medicine Services Of Fl Llc — 665 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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