NPPES file of Aug 9, 2026

Neal S. Kass, M.D.

Psychiatry Physician · Concord, MA

Neal S. Kass, M.D. is a psychiatry physician with a practice address in Concord, Massachusetts, and NPI 1700939840, issued on Jan 20, 2007. Check the license (Massachusetts 73247, 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
1700939840
Name
Neal S. Kass
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
73247 MA
Self-reported in NPPES; status is on the state search
Practice location
9 Damonmill SQ, Concord, MA 01742
Phone
(978) 369-0909
Enumerated
Jan 20, 2007
Record last updated
Sep 11, 2025
Medicare enrollment
Enrolled (PECOS I20060509000031); accepts Medicare assignment
Medical or professional school
Temple University School Of Medicine, 1985
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 9 Damonmill SQ

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

  1. Janet Bailey, ED.D.Health Service Psychologist1033267786
  2. Janice Berman, PH.D.Clinical Child & Adolescent Psychologist1831189323
  3. Jean Fain, LICSWClinical Social Worker1477646495
  4. Elizabeth Gelfand, ED.D.Psychologist1689694564
  5. Janet Heisey, PTPhysical Therapist1770668147
  6. Victoria Kass, LICSWClinical Social Worker1033276241

Verify Neal S. Kass 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 73247
    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

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95% fewer Medicare Part D claims than the average psychiatry physician in 2024

49 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Neal Kass49
  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.

Neal S. Kass among 2,736 psychiatry physician records in Massachusetts

Neal S. Kass, 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 fileYes · 45% of these records are
  • Graduated1985 · median 2005 among the 1,219 with a school on file
  • Record last updated2025 · 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).

23 psychiatry physician records list a practice address in Concord

They are 23 of the 1,078 NPPES records with a practice address in Concord, and 2,736 psychiatry physician records in Massachusetts.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Sarah Birss, M.D.Concord, MA 017421316002454
  2. Sara Bolton, MDConcord, MA 017421629053640
  3. Aaron Frenz, M.D.Concord, MA 017421013906734
  4. Robert Hopkins, MDConcord, MA 017421063522845
  5. Sharyn Lenhart, M.D.Concord, MA 017421952450629
  6. Sten Lofgren, M.D.Concord, MA 017421417904178
  7. Margaret McKenna, M.D.Concord, MA 017421316998784
  8. Jennifer Park, MDConcord, MA 017421063402147

Common questions

What is Neal S. Kass, M.D.'s NPI number?

Neal S. Kass, M.D.'s National Provider Identifier (NPI) is 1700939840, issued on Jan 20, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Neal S. Kass, M.D. located?

The NPPES record lists a practice address at 9 Damonmill SQ, Concord, MA, 01742. Phone: (978) 369-0909. Providers update this record themselves, so call before visiting.

How can I verify Neal S. Kass, M.D.'s license?

NPPES lists Massachusetts license number 73247, 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 Neal S. Kass, M.D. prescribe under Medicare Part D?

In 2024, Neal S. Kass, M.D. had 49 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.