Doctor profile · Federal record

Dr. John Rusnock, DMD

Periodontist · Dentist · Cambridge, MA

  • NPI 1245296037
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1105 Massachusetts Ave, Ste 1E
Cambridge, MA 02138
(617) 547-0618
fax (617) 576-3187

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
September 11, 2025
Specialty taxonomy
1223P0300X — NUCC code
State license (1)
Massachusetts #17209

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245296037. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$76
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Dentsply Sirona Inc 2 $75.99

By nature of payment

Food and Beverage
$76

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
381
Patients
292
Total drug cost
$1,483
Drug Type Claims Patients Total cost
Amoxicillin Generic 168 121 $429
Chlorhexidine Gluconate Generic 156 127 $749
Azithromycin Generic 43 30 $269
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 14 14 $36

Frequently asked questions

Auto-generated from federal data
What is Dr. John Rusnock's medical specialty?
Dr. John Rusnock practices Periodontist in Cambridge, MA.
Where does Dr. John Rusnock practice?
Dr. John Rusnock practices at 1105 Massachusetts Ave, Cambridge, MA 02138. Office phone: 6175470618.
What is Dr. John Rusnock's NPI?
Dr. John Rusnock's National Provider Identifier (NPI) is 1245296037, issued by NPPES.