Physician Profile
Unclaimed ProfileAbout GRILLONE
Gregory A Grillone, M.D. is a healthcare provider in Boston, MA specialising in otolaryngology. Gregory trained at Icahn School of Medicine at Mount Sinai, graduating in 1983. Gregory is also listed as specialising in otolaryngology (ent).
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Grillone specialise in?
Dr. Grillone is an otolaryngology in Boston, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OTOLARYNGOLOGY”.
NPI registry
Where is Dr. Grillone located?
Dr. Grillone is listed at 830 HARRISON AVE SUITE1400, Boston, MA 02118. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Grillone's phone number?
The number on file is (617) 638-8124. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Grillone's NPI number?
Dr. Grillone's National Provider Identifier is 1679535892. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Grillone go to medical school?
Dr. Grillone attended Icahn School of Medicine at Mount Sinai, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Grillone been practising?
Dr. Grillone has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Grillone do most often?
According to Medicare billing data, Dr. Grillone performs procedures including exam to assess movement of vocal cord flaps using an endoscope and diagnostic exam of voice box using a flexible endoscope. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Grillone confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Grillone. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (617) 638-8124
- Email not available
Practice Locations
830 HARRISON AVE SUITE1400
Boston, MA 02118
Procedures Most Often Billed to Medicare
38 services · 37 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Exam to assess movement of vocal cord flaps using an endoscope | Procedure | 31579 |
22 |
| Diagnostic exam of voice box using a flexible endoscope | Procedure | 31575 |
16 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other otolaryngology specialists at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 30 related providers in 4 groups
Other otolaryngology specialists in Boston 8
Same specialty, same city.
Trained at Icahn School of Medicine at Mount Sinai 7
Other providers in the same specialty who trained at the same institution.
Class of 1983 at Icahn School of Medicine at Mount Sinai 8
Providers who graduated from the same medical school in the same year.
Also performs Exam to assess movement of vocal cord flaps using an endoscope 7
Providers in MA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.