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

Dr. William M Demarchi, MD

Individual provider Adult Medicine Physician · NPI 1659353100

Dr. William M Demarchi, MD is a General Practice in Boca Raton, Florida. Graduated from New York Medical College in 1995, 31 years ago. Practices with Sg Medical Professional PC, a 16-clinician group and offers telehealth. Licensed in Florida.

Years since qualifying
31
Trained at
New York Medical College
Licensed in
FL
In the registry since
2005
Specialties on file
2
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

9878 Clint Moore Rd Ste 202
Boca Raton, FL 33496-1037
Phone: (561) 451-2454
Fax: (561) 451-1223
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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 ME73867 (FL)
Adult Medicine Physician Taxonomy 207QA0505X · Licence ME0073867 (FL)

Record details

NPI number1659353100
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 18, 2005
Last updated in NPPESAugust 24, 2011

Medicare enrollment

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

Medicare specialtyGENERAL PRACTICE
Medical schoolNEW YORK MEDICAL COLLEGE
Graduated 1995 (31 years in practice)
Group practice Sg Medical Professional Pc — 16 clinicians
Accepts Medicare assignment Not indicated
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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