NPPES file of Aug 9, 2026

Rivka Ayalon, M.D.

Nephrology Physician · Boston, MA

Rivka Ayalon, M.D. is a nephrology physician with a practice address in Boston, Massachusetts, and NPI 1073745600, issued on Aug 16, 2009. Check the license (Massachusetts 254612, 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
1073745600
Name
Rivka Ayalon
Credential
M.D.
Primary taxonomy
Nephrology Physician 207RN0300X
License number
254612 MA
Self-reported in NPPES; status is on the state search
Practice location
725 Albany St, Boston, MA 02118
Phone
(617) 414-8601
Enumerated
Aug 16, 2009
Record last updated
Feb 4, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(617) 414-8664
Medicare enrollment
Enrolled (PECOS I20130917000467); accepts Medicare assignment
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 725 Albany St

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

  1. Myriam Abdennadher, M.D.Epilepsy Physician1407290133
  2. Carlos Acuna-VillaordunaInfectious Disease Physician1598922742
  3. Daniel Alford, M.D., M.P.H.Internal Medicine Physician1194708628
  4. Paul Ambrose, PA-CPhysician Assistant1730631557
  5. Naomi Amudala, NPFamily Nurse Practitioner1154655348
  6. Tufik Assad, M.D.Pulmonary Disease Physician1093941890

Verify Rivka Ayalon 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 254612
    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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26% more Medicare Part D claims than the average nephrology physician in 2024

1,850 Medicare Part D claims for 217 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.

  1. Rivka Ayalon1,850
  2. Specialty average1,465

Most prescribed

  1. Amlodipine Besylate218 claims
  2. Calcitriol197 claims
  3. Chlorthalidone148 claims
  4. Jardiance140 claims
  5. Losartan Potassium136 claims
  6. Clinolipid106 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.

Industry payments in 2024: $2.66

1 payment: education; the largest payer was Travere Therapeutics, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Rivka Ayalon$2.66
  2. Specialty average$3,091.37

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Evans Medical Foundation IncBoston, MA

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

Rivka Ayalon among 417 nephrology physician records in Massachusetts

Rivka Ayalon, M.D. is one of 417 nephrology physician records with a practice address in Massachusetts. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 65% of them.

  • NPI issued2009 · 65% of these records are older, 31% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated1998 · median 2001 among the 295 with a school on file
  • Record last updated2021 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in Massachusetts

There are 417 nephrology physician records in Massachusetts.

The 8 nephrology physician records with the nearest ZIP codes

  1. Vivian AbernethyBoston, MA 021181710960232
  2. Laurence Beck, M.D., PH.D.Boston, MA 021181912954371
  3. Jasvinder Bhatia, M.D.Boston, MA 021181346225497
  4. Ramon Bonegio, MDBoston, MA 021181235149063
  5. Steven Borkan, M.D.Boston, MA 021181790760650
  6. Vipul Chitalia, MDBoston, MA 021181306883913
  7. Herbert Cohen, M.D.Boston, MA 021181417933565
  8. John Forman, MDBoston, MA 021181932166253

Common questions

What is Rivka Ayalon, M.D.'s NPI number?

Rivka Ayalon, M.D.'s National Provider Identifier (NPI) is 1073745600, issued on Aug 16, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Rivka Ayalon, M.D. located?

The NPPES record lists a practice address at 725 Albany St, Boston, MA, 02118. Phone: (617) 414-8601. Providers update this record themselves, so call before visiting.

How can I verify Rivka Ayalon, M.D.'s license?

NPPES lists Massachusetts license number 254612, 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 Rivka Ayalon, M.D. prescribe under Medicare Part D?

In 2024, Rivka Ayalon, M.D. had 1,850 Medicare Part D claims for 217 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.