James Louis Januzzi, MD
Cardiovascular Disease Physician · Boston, MA
James Louis Januzzi, MD is a cardiovascular disease physician with a practice address in Boston, Massachusetts, and NPI 1699757062, issued on Nov 18, 2005. Check the license (Massachusetts 150914, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- James Louis Januzzi
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 150914 MA
Self-reported in NPPES; status is on the state search - Practice location
- 55 Fruit St, Boston, MA 02114
- Phone
- (617) 724-6750
- Enumerated
- Nov 18, 2005
- Record last updated
- Nov 21, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (617) 724-6767
- Medicaid ID
- 3207102 MA
- Medicare enrollment
- Enrolled (PECOS I20040722000715); accepts Medicare assignment
- Medical or professional school
- New York Medical College, 1994
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 1,080 in Massachusetts → Look up another NPI →
Also registered at 55 Fruit St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Affan Aamir, MD, PHARMD, RPHStudent in an Organized Health Care Education/Training Program1821890377
- Matthew AbadirAnesthesiology Physician1699120550
- Taimur AbbasiInternal Medicine Physician1841673522
- Megan Abbott, MDAnesthesiology Physician1730839333
- Moustafa AbdallaStudent in an Organized Health Care Education/Training Program1952046062
- Shadi Abdar Esfahani, MD, MPHDiagnostic Radiology Physician1497137590
Verify James Louis Januzzi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 150914Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
2,992 Medicare Part D claims for 318 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.
Most prescribed
- Atorvastatin Calcium387 claims
- Metoprolol Succinate306 claims
- Eliquis183 claims
- Jardiance159 claims
- Spironolactone144 claims
- Amlodipine Besylate141 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.
Industry payments in 2024: $184,506.33
91 payments; by number, the most common kind was consulting fee; the largest payer was Boehringer Ingelheim International GmbH. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Massachusetts General Physicians Organization IncBoston, MA
- The General Hospital CorporationBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James Louis Januzzi among 1,080 cardiovascular disease physician records in Massachusetts
James Louis Januzzi, MD is one of 1,080 cardiovascular disease physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 83% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1994 · median 2001 among the 698 with a school on file
- Record last updated2012 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
476 cardiovascular disease physician records list a practice address in Boston
They are 476 of the 41,865 NPPES records with a practice address in Boston, and 1,080 cardiovascular disease physician records in Massachusetts.
All 1,080 in Massachusetts → Every provider in Boston → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Anjum Butte, MDBoston, MA 021141104807379
- William Carlson, MD PHDBoston, MA 021141669462180
- Michael Fifer, MDBoston, MA 021141730170630
- Edwin Heist, MD PHDBoston, MA 021141255313334
- Judy Hung, MDBoston, MA 021141003898461
- Calum Macrae, MDBoston, MA 021141467442665
- James McFarland, MDBoston, MA 021141497745798
- Theofanie Mela, MDBoston, MA 021141366423832
Common questions
What is James Louis Januzzi, MD's NPI number?
James Louis Januzzi, MD's National Provider Identifier (NPI) is 1699757062, issued on Nov 18, 2005. An NPI identifies a provider in billing; it is not a license.
Where is James Louis Januzzi, MD located?
The NPPES record lists a practice address at 55 Fruit St, Boston, MA, 02114. Phone: (617) 724-6750. Providers update this record themselves, so call before visiting.
How can I verify James Louis Januzzi, MD's license?
NPPES lists Massachusetts license number 150914, 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 James Louis Januzzi, MD prescribe under Medicare Part D?
In 2024, James Louis Januzzi, MD had 2,992 Medicare Part D claims for 318 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.