NPPES file of Aug 9, 2026

Jeffrey Neil Katz, MD

Rheumatology Physician · Boston, MA

Jeffrey Neil Katz, MD is a rheumatology physician with a practice address in Boston, Massachusetts, and NPI 1275582769, issued on May 10, 2006. Check the license (Massachusetts 57072, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1275582769
Name
Jeffrey Neil Katz
Credential
MD
Primary taxonomy
Rheumatology Physician 207RR0500X
License number
57072 MA
Self-reported in NPPES; status is on the state search
Practice location
Brigham And Womens Hospital, Boston, MA 02115
Phone
(617) 732-5338
Enumerated
May 10, 2006
Record last updated
Jul 2, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20060407000347); accepts Medicare assignment
Medical or professional school
Yale University School Of Medicine, 1984
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at Brigham And Womens Hospital

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ronald Anderson, MDRheumatology Physician1154388478
  2. Marie Gerhard-Herman, MDCardiovascular Disease Physician1720045180
  3. Randy Glassman, MDPsychiatry Physician1316937543
  4. Susan Lincoln, LICSWDental Hygienist1306059464
  5. James Rawn, MDSurgery Physician1861443632

Verify Jeffrey Neil Katz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 57072
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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81% fewer Medicare Part D claims than the average rheumatology physician in 2024

382 Medicare Part D claims for 52 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 82 claims were for opioids.

  1. Jeffrey Katz382
  2. Specialty average1,978

Most prescribed

  1. Oxycodone Hcl47 claims
  2. Gabapentin46 claims
  3. Methotrexate42 claims
  4. Leucovorin Calcium27 claims
  5. Ibuprofen26 claims
  6. Pregabalin18 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

  1. 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).

Jeffrey Neil Katz among 343 rheumatology physician records in Massachusetts

Jeffrey Neil Katz, MD is one of 343 rheumatology physician records with a practice address in Massachusetts. 73% 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 14% of them.

  • NPI issued2006 · 14% of these records are older, 45% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1984 · median 2004 among the 212 with a school on file
  • Record last updated2012 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Rheumatology Physician providers in Massachusetts

There are 343 rheumatology physician records in Massachusetts.

The 8 rheumatology physician records with the nearest ZIP codes

  1. Paul Anderson, M.D., PH.D.Boston, MA 021151235127432
  2. Ronald Anderson, MDBoston, MA 021151154388478
  3. Michael Brenner, MDBoston, MA 021151699732909
  4. Jack Bukowski, MD PHDBoston, MA 021151639121544
  5. Jonathan Coblyn, MDBoston, MA 021151447200969
  6. Karen Costenbader, MD MPHBoston, MA 021151447216825
  7. I Cheng Ho, MDBoston, MA 021151346292133
  8. Elizabeth Karlson, MDBoston, MA 021151548228075

Common questions

What is Jeffrey Neil Katz, MD's NPI number?

Jeffrey Neil Katz, MD's National Provider Identifier (NPI) is 1275582769, issued on May 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jeffrey Neil Katz, MD located?

The NPPES record lists a practice address at Brigham And Womens Hospital, Boston, MA, 02115. Phone: (617) 732-5338. Providers update this record themselves, so call before visiting.

How can I verify Jeffrey Neil Katz, MD's license?

NPPES lists Massachusetts license number 57072, 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 Jeffrey Neil Katz, MD prescribe under Medicare Part D?

In 2024, Jeffrey Neil Katz, MD had 382 Medicare Part D claims for 52 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.