Ralph A. Iannuzzi, M.D.
Otolaryngology Physician · Boston, MA
Ralph A. Iannuzzi, M.D. is an otolaryngology physician with a practice address in Boston, Massachusetts, and NPI 1538193396, issued on Jul 10, 2006. Check the license (Massachusetts 55356, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Ralph A. Iannuzzi
- Credential
- M.D.
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License number
- 55356 MA
Self-reported in NPPES; status is on the state search - Practice location
- 133 Brookline Ave, Boston, MA 02215
- Phone
- (617) 421-5984
- Enumerated
- Jul 10, 2006
- Record last updated
- Mar 5, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (617) 421-2037
- Medicaid ID
- 988703 MA
- Medicare enrollment
- Enrolled (PECOS I20050405000496); accepts Medicare assignment
- Medical or professional school
- University Of Massachusetts Medical School, 1982
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 364 in Massachusetts → Look up another NPI →
Also registered at 133 Brookline Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Andrew Allmendinger, DODiagnostic Radiology Physician1972820942
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Verify Ralph A. Iannuzzi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 55356Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average otolaryngology physician in 2024
180 Medicare Part D claims for 81 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D.
Most prescribed
- Famotidine45 claims
- Omeprazole32 claims
- Azelastine Hcl31 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Atrius Health IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ralph A. Iannuzzi among 364 otolaryngology physician records in Massachusetts
Ralph A. Iannuzzi, M.D. is one of 364 otolaryngology physician records with a practice address in Massachusetts. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 54% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1982 · median 2004 among the 239 with a school on file
- Record last updated2021 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in Massachusetts
There are 364 otolaryngology physician records in Massachusetts.
All 364 in Massachusetts → Every provider in Boston → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Christopher Brook, M.D.Boston, MA 022151326369380
- David Caradonna, M.D.Boston, MA 022151679512107
- Chia Haddad, MDBoston, MA 022151366508202
- Victoria HuangBoston, MA 022151194342311
- Scharukh Jalisi, M.D., MABoston, MA 022151720040058
- Brian LinBoston, MA 022151578868485
- Pavan Mallur, M.D.Boston, MA 022151144427584
- James Naples, MDBoston, MA 022151518229228
Common questions
What is Ralph A. Iannuzzi, M.D.'s NPI number?
Ralph A. Iannuzzi, M.D.'s National Provider Identifier (NPI) is 1538193396, issued on Jul 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ralph A. Iannuzzi, M.D. located?
The NPPES record lists a practice address at 133 Brookline Ave, Boston, MA, 02215. Phone: (617) 421-5984. Providers update this record themselves, so call before visiting.
How can I verify Ralph A. Iannuzzi, M.D.'s license?
NPPES lists Massachusetts license number 55356, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ralph A. Iannuzzi, M.D. prescribe under Medicare Part D?
In 2024, Ralph A. Iannuzzi, M.D. had 180 Medicare Part D claims for 81 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.