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

Dr. Gregory Michael Haidemenos, MD

Individual provider Hematology & Oncology Physician · NPI 1689080129

Dr. Gregory Michael Haidemenos, MD is a Hematology/Oncology in Hilton Head Island, South Carolina. Qualified in 2014, 12 years ago. Practices with South Carolina Cancer Specialist, PA, a 10-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in South Carolina.

Years since qualifying
12
Licensed in
SC
In the registry since
2014
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

45 Hospital Center Cmns
Hilton Head Island, SC 29926-2837
Phone: (843) 689-2895
Fax: (843) 689-9270
Show map & directions

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

Additional practice locations (1)

  • 100 Buckwalter Place Blvd Ste 130, Bluffton, SC 29910-5023 — (843) 836-7101

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence MD51996 (SC)

Record details

NPI number1689080129
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 4, 2014
Last updated in NPPESJune 30, 2021
Certification dateJune 30, 2021

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice South Carolina Cancer Specialist, P.A. — 10 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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