NPPES file of Aug 9, 2026

Bernard A. Katz, M.D.

Psychiatry Physician · Newton Center, MA

Bernard A. Katz, M.D. is a psychiatry physician with a practice address in Newton Center, Massachusetts, and NPI 1821129768, issued on Mar 9, 2007. Check the license (Massachusetts 31344, 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
1821129768
Name
Bernard A. Katz
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
31344 MA
Self-reported in NPPES; status is on the state search
Practice location
22 Rosalie RD, Newton Center, MA 02459
Phone
(617) 739-3333
Enumerated
Mar 9, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Bernard A. 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 31344
    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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96% fewer Medicare Part D claims than the average psychiatry physician in 2024

37 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Bernard Katz37
  2. Specialty average1,000

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.

Bernard A. Katz among 2,736 psychiatry physician records in Massachusetts

Bernard A. Katz, M.D. is one of 2,736 psychiatry physician records with a practice address in Massachusetts. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 49% of them.

  • NPI issued2007 · 49% of these records are older, 37% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileNo · 45% of these records are
  • Record last updated2007 · 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 2084P0800X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

12 psychiatry physician records list a practice address in Newton Center

They are 12 of the 86 NPPES records with a practice address in Newton Center, and 2,736 psychiatry physician records in Massachusetts.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Gregory Binus, M.D.Newton Centre, MA 024591629028931
  2. Lucinda Di Domenico, M.D.Newton Centre, MA 024591134175185
  3. Scott Ewing, D.O.Newton Center, MA 024591609800499
  4. Amit Granot, M.DNewton, MA 024591538186598
  5. Stephen Jaffe, M.D.Newton Center, MA 024591033158027
  6. Gillian Katz-Wies, M.D.Newton Center, MA 024591023078839
  7. Paul Laffer, M.D.Newton, MA 024591699757518
  8. William Land, M.D.Newton, MA 024591457390452

Common questions

What is Bernard A. Katz, M.D.'s NPI number?

Bernard A. Katz, M.D.'s National Provider Identifier (NPI) is 1821129768, issued on Mar 9, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Bernard A. Katz, M.D. located?

The NPPES record lists a practice address at 22 Rosalie RD, Newton Center, MA, 02459. Phone: (617) 739-3333. Providers update this record themselves, so call before visiting.

How can I verify Bernard A. Katz, M.D.'s license?

NPPES lists Massachusetts license number 31344, 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 Bernard A. Katz, M.D. prescribe under Medicare Part D?

In 2024, Bernard A. Katz, M.D. had 37 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.