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

Individual provider Orthopaedic Surgery of the Spine Physician · NPI 1891796173

Mark B Lonstein, MD is an Orthopedic Surgery in Sarasota, Florida. Graduated from Baylor College of Medicine in 1981, 45 years ago. Practices with Mark B Lonstein MD PA, a 2-clinician group and accepts Medicare assignment. Licensed in Florida.

Years since qualifying
45
Trained at
Baylor College of Medicine
Licensed in
FL
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2032 Hillview St
Sarasota, FL 34239-2334
Phone: (941) 917-6500
Fax: (941) 917-6504
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Surgery of the Spine Physician (primary) Taxonomy 207XS0117X · Licence ME0053529 (FL)

Record details

NPI number1891796173
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 9, 2005
Last updated in NPPESDecember 17, 2018
Mailing address2032 Hillview St, Sarasota, FL 34239-2334

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolBAYLOR COLLEGE OF MEDICINE
Graduated 1981 (45 years in practice)
Group practice Mark B Lonstein Md Pa — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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