NPPES file of Aug 9, 2026

Kathleen Dawson Ayers, MD

Internal Medicine Physician · Salem, MA

Kathleen Dawson Ayers, MD is an internal medicine physician with a practice address in Salem, Massachusetts, and NPI 1780630442, issued on May 25, 2006. Check the license (Massachusetts 222239, 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
1780630442
Name
Kathleen Dawson Ayers
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
222239 MA
Self-reported in NPPES; status is on the state search
Practice location
400 Highland Ave, Salem, MA 01970
Phone
(978) 741-9500
Enumerated
May 25, 2006
Record last updated
Jan 31, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(978) 741-3927
Medicaid ID
2086000 MA
Medicare enrollment
Enrolled (PECOS I20041004000430); accepts Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 1998
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 400 Highland Ave

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

  1. Alejandra Balen, M.D.Urology Physician1508214412
  2. Michael Callum, MDUrology Physician1750340089
  3. Francesca Carmone, CNPPrimary Care Nurse Practitioner1982154142
  4. Mony Chan, NPNurse Practitioner1164928701
  5. Gary Cohen, MDInternal Medicine Physician1598711251
  6. Noel Defelippo, MDUrology Physician1275592065

Verify Kathleen Dawson Ayers 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 222239
    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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58% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,348 Medicare Part D claims for 247 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 59 claims were for opioids.

  1. Kathleen Ayers1,348
  2. Specialty average3,176

Most prescribed

  1. Amlodipine Besylate71 claims
  2. Atorvastatin Calcium62 claims
  3. Lisinopril60 claims
  4. Gabapentin40 claims
  5. Losartan Potassium40 claims
  6. Eliquis38 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. Mass General Brigham Medical Group Northern Massachusetts IncDanvers, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

62 internal medicine physician records list a practice address in Salem

They are 62 of the 1,869 NPPES records with a practice address in Salem, and 6,825 internal medicine physician records in Massachusetts.

Other internal medicine physician records in Massachusetts

  1. Nawal Aamir, MDWorcester, MA1588248926
  2. Nathan Abare, MDSpringfield, MA1386852747
  3. Nooshin Abbasi, MD MPHNewton, MA1831888353
  4. Taimur AbbasiBoston, MA1841673522
  5. Lauren Abbate, MDBoston, MA1922099621
  6. Bassima Abdallah, MDBoston, MA1912327305
  7. Maya Abdallah, MDBoston, MA1861854937
  8. Samah Abdallah, MDBrighton, MA1730814971
  9. Omar Abdel-Wahab, M.D.Boston, MA1023042777
  10. Mohab AbdelhalimBoston, MA1871388496

Common questions

What is Kathleen Dawson Ayers, MD's NPI number?

Kathleen Dawson Ayers, MD's National Provider Identifier (NPI) is 1780630442, issued on May 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Kathleen Dawson Ayers, MD located?

The NPPES record lists a practice address at 400 Highland Ave, Salem, MA, 01970. Phone: (978) 741-9500. Providers update this record themselves, so call before visiting.

How can I verify Kathleen Dawson Ayers, MD's license?

NPPES lists Massachusetts license number 222239, 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 Kathleen Dawson Ayers, MD prescribe under Medicare Part D?

In 2024, Kathleen Dawson Ayers, MD had 1,348 Medicare Part D claims for 247 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.