Doctor profile · Federal record

Dr. Mark Gianatassio, DMD

Dentist · Melrose, MA

  • NPI 1811012776
  • 19 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
820 Lynn Fells
Melrose, MA 02176
(781) 979-0235
fax (781) 979-0230
Mailing address
820 Lynn Fells Pkwy
Melrose, MA 02176

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
122300000X — NUCC code
State license (1)
Massachusetts #16926

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811012776. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$58
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Solventum Corporation 2 $58.33

By nature of payment

Food and Beverage
$58

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
96
Patients
60
Total drug cost
$363
Drug Type Claims Patients Total cost
Amoxicillin Generic 85 60 $314
Doxycycline Hyclate Generic 11 0 $49

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Gianatassio's medical specialty?
Dr. Mark Gianatassio practices Dentist in Melrose, MA.
Where does Dr. Mark Gianatassio practice?
Dr. Mark Gianatassio practices at 820 Lynn Fells, Melrose, MA 02176. Office phone: 7819790235.
What is Dr. Mark Gianatassio's NPI?
Dr. Mark Gianatassio's National Provider Identifier (NPI) is 1811012776, issued by NPPES.