Doctor profile · Federal record

Dr. Sergio Guzman, D.M.D., M.S.D.

Periodontist · Worcester, MA

  • NPI 1649209487
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
255 Park Ave, Suite 701
Worcester, MA 016091953
(508) 363-4400
fax (508) 363-4700

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
1223P0300X — NUCC code
State license (1)
Massachusetts #20823

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649209487. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$45,340
Transactions
7
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
A-dec, Inc. 7 $45,340.00

By nature of payment

Gift
$45,340

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
136
Patients
95
Total drug cost
$768
Drug Type Claims Patients Total cost
Chlorhexidine Gluconate Generic 78 58 $502
Amoxicillin Generic 46 37 $144
Clindamycin Hcl Generic 12 0 $122

Frequently asked questions

Auto-generated from federal data
What is Dr. Sergio Guzman's medical specialty?
Dr. Sergio Guzman practices Periodontist in Worcester, MA.
Where does Dr. Sergio Guzman practice?
Dr. Sergio Guzman practices at 255 Park Ave, Worcester, MA 016091953. Office phone: 5083634400.
What is Dr. Sergio Guzman's NPI?
Dr. Sergio Guzman's National Provider Identifier (NPI) is 1649209487, issued by NPPES.