John James Ross, MD
Infectious Disease Physician · Boston, MA
John James Ross, MD is an infectious disease physician with a practice address in Boston, Massachusetts, and NPI 1144200866, issued on Jan 19, 2006. Check the license (Massachusetts 159533, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- John James Ross
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- 159533 MA
Self-reported in NPPES; status is on the state search - Practice location
- 15 Francis St, Boston, MA 02115
- Phone
- (617) 278-0607
- Enumerated
- Jan 19, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (617) 264-5137
- Medicaid ID
- 3199096 MA
- Medicare enrollment
- Enrolled (PECOS I20061206000451); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 487 in Massachusetts → Look up another NPI →
Also registered at 15 Francis St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lynda ChichesterPhysician Assistant1760134928
- Claire Cutting, MDPulmonary Disease Physician1114424785
- Dawn Demeo, MDPulmonary Disease Physician1346206588
- Paul Dieffenbach, M.D.Critical Care Medicine (Internal Medicine) Physician1376717348
- Gary Epler, MDPulmonary Disease Physician1184680308
Verify John James Ross in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 159533Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average infectious disease physician in 2024
13 Medicare Part D claims, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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
- Brigham And Womens Physicians Organization IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John James Ross among 487 infectious disease physician records in Massachusetts
John James Ross, MD is one of 487 infectious disease physician records with a practice address in Massachusetts. 69% 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 17% of them.
- NPI issued2006 · 17% of these records are older, 47% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1992 · median 2003 among the 296 with a school on file
- Record last updated2007 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Massachusetts
There are 487 infectious disease physician records in Massachusetts.
All 487 in Massachusetts → Every provider in Boston → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Daniel Cohen, MDBoston, MA 021151972576858
- Todd Ellerin, M.D.Boston, MA 021151205837176
- Nicolas Issa, MDBoston, MA 021151346234622
- Joel Katz, MDBoston, MA 021151760448005
- Dennis Kim, MD PHDBoston, MA 021151093790180
- Michael Klompas, MDBoston, MA 021151710955414
- Francisco Marty, MDBoston, MA 021151710940283
- Rebeca Plank, MDBoston, MA 021151598738973
Common questions
What is John James Ross, MD's NPI number?
John James Ross, MD's National Provider Identifier (NPI) is 1144200866, issued on Jan 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John James Ross, MD located?
The NPPES record lists a practice address at 15 Francis St, Boston, MA, 02115. Phone: (617) 278-0607. Providers update this record themselves, so call before visiting.
How can I verify John James Ross, MD's license?
NPPES lists Massachusetts license number 159533, 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 John James Ross, MD prescribe under Medicare Part D?
In 2024, John James Ross, MD had 13 Medicare Part D claims; the average among infectious disease physician prescribers was 689. 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.