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

Dr. Mark Allen Messinese, MD

Individual provider Internal Medicine Physician · NPI 1922021104

Dr. Mark Allen Messinese, MD is an Internal Medicine in Atlantic Beach, Florida. Qualified in 1986, 40 years ago. Practices with Baptist Primary Care Inc, a 457-clinician group and accepts Medicare assignment. Licensed in Florida.

Years since qualifying
40
Licensed in
FL
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1 Fleet Landing Blvd
Atlantic Beach, FL 32233-4691
Phone: (904) 246-9900
Fax: (904) 246-8290
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence ME0078887 (FL)

Record details

NPI number1922021104
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 26, 2006
Last updated in NPPESNovember 20, 2024
Certification dateNovember 20, 2024

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1986 (40 years in practice)
Group practice Baptist Primary Care Inc — 457 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount