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

Dr. Leonard Sukienik, DO

Individual provider Internal Medicine Physician · NPI 1780660837

Dr. Leonard Sukienik, DO is an Internal Medicine in Melbourne, Florida. Qualified in 1992, 34 years ago. Practices with Suntree Internal Medicine, Inc, a 20-clinician group and accepts Medicare assignment. Licensed in Florida.

Years since qualifying
34
Licensed in
FL
In the registry since
2005
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

6619 N Wickham Rd
Melbourne, FL 32940-2006
Phone: (321) 259-9500
Fax: (321) 253-1777
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

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

Record details

NPI number1780660837
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedDecember 21, 2005
Last updated in NPPESMarch 23, 2026
Certification dateMarch 23, 2026
Mailing address6619 N Wickham Rd, Melbourne, FL 32940-2006

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1992 (34 years in practice)
Group practice Suntree Internal Medicine, Inc. — 20 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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