Doctor profile · Federal record

Dr. Gregory Grillone, M.D.

Otolaryngology Physician (CMS: Otolaryngology) · Boston, MA

  • NPI 1679535892
  • Accepts Medicare
  • 43 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
830 Harrison Ave, Suite1400
Boston, MA 021182905
(617) 638-8124
fax (617) 638-6424
Mailing address
720 Harrison Ave, Dob 503
Boston, MA 021182371

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
April 29, 2014
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207Y00000X — NUCC code
State license (1)
Massachusetts #59502
Medicaid
MA #110045517A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679535892. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
71
Distinct HCPCS
3
Medicare allowed
$5,495
HCPCS Description Services Patients Avg allowed
31575 Diagnostic exam of voice box using a flexible endoscope 30 29 $70
99212 Established patient office or other outpatient visit, 10-19 minutes 21 20 $37
31579 Exam to assess movement of vocal cord flaps using an endoscope 20 18 $130

In context: peer comparison

Among 33 peers in Boston Otolaryngology Physician, average services per provider: 72. This provider delivers 1.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
14
Patients
0
Total drug cost
$283
Drug Type Claims Patients Total cost
Omeprazole Generic 14 0 $283

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Grillone's medical specialty?
Dr. Gregory Grillone practices Otolaryngology Physician in Boston, MA.
Where does Dr. Gregory Grillone practice?
Dr. Gregory Grillone practices at 830 Harrison Ave, Boston, MA 021182905. Office phone: 6176388124.
What is Dr. Gregory Grillone's NPI?
Dr. Gregory Grillone's National Provider Identifier (NPI) is 1679535892, issued by NPPES.
Does Dr. Gregory Grillone accept Medicare assignment?
Yes. Dr. Gregory Grillone accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Grillone commonly perform?
Top Medicare-reported procedures in 2023: Diagnostic exam of voice box using a flexible endoscope (HCPCS 31575); Established patient office or other outpatient visit (HCPCS 99212); Exam to assess movement of vocal cord flaps using an endoscope (HCPCS 31579). Source: CMS Medicare Physician & Other Practitioners file.