NPPES file of Aug 9, 2026

John N. Renneburg, MD

Allergy & Immunology Physician · Dedham, MA

John N. Renneburg, MD is an allergy & immunology physician with a practice address in Dedham, Massachusetts, and NPI 1861466716, issued on Feb 16, 2006. Check the license (Massachusetts 70756, 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
1861466716
Name
John N. Renneburg
Credential
MD
Primary taxonomy
Allergy & Immunology Physician 207K00000X
License number
70756 MA
Self-reported in NPPES; status is on the state search
Practice location
1 Lyons St, Dedham, MA 02026
Phone
(781) 329-1400
Enumerated
Feb 16, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(781) 461-8691
Medicaid ID
3100588 MA
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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Also registered at 1 Lyons St

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

  1. Humeira BadshaRheumatology Physician1518964063
  2. Jane Bae, MDCardiovascular Disease Physician1841238318
  3. Sara Bagge, NPFamily Nurse Practitioner1376113928
  4. Connie Barr, M.D.Internal Medicine Physician1740280643
  5. Carolyn Baxter, PTPhysical Therapist1902152275
  6. Barry Benjamin, M.D.Otolaryngology Physician1720085376

Verify John N. Renneburg 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 70756
    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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98% fewer Medicare Part D claims than the average allergy & immunology physician in 2024

12 Medicare Part D claims, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. John Renneburg12
  2. Specialty average741

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.

John N. Renneburg among 121 allergy & immunology physician records in Massachusetts

John N. Renneburg, MD is one of 121 allergy & immunology physician records with a practice address in Massachusetts. 83% 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, 52% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 71% of these records are
  • Record last updated2007 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207K00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Allergy & Immunology Physician providers in Massachusetts

There are 121 allergy & immunology physician records in Massachusetts.

The 8 allergy & immunology physician records with the nearest ZIP codes

  1. Diana Balekian, MD MPHSalem, MA 019701891007001
  2. Michelle Maciag, M.D.Salem, MA 019701255778395
  3. James Maclean, MDSalem, MA 019701568444594
  4. Cristina Mazzoni Palumbo, M.D.Salem, MA 019701790722387
  5. Hallie Norman, MDSalem, MA 019701881273019
  6. Andrew Ober, M.D.Salem, MA 019701003863796
  7. Eyal Oren, MDSalem, MA 019701922081702
  8. Nancy Joseph, DOBoston, MA 021091144649575

Common questions

What is John N. Renneburg, MD's NPI number?

John N. Renneburg, MD's National Provider Identifier (NPI) is 1861466716, issued on Feb 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John N. Renneburg, MD located?

The NPPES record lists a practice address at 1 Lyons St, Dedham, MA, 02026. Phone: (781) 329-1400. Providers update this record themselves, so call before visiting.

How can I verify John N. Renneburg, MD's license?

NPPES lists Massachusetts license number 70756, 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 John N. Renneburg, MD prescribe under Medicare Part D?

In 2024, John N. Renneburg, MD had 12 Medicare Part D claims; the average among allergy & immunology physician prescribers was 741. 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.