NPPES file of Aug 9, 2026

Jeffrey G. Mulhern, MD

Nephrology Physician · West Springfield, MA

Jeffrey G. Mulhern, MD is a nephrology physician with a practice address in West Springfield, Massachusetts, and NPI 1063402105, issued on Oct 27, 2005. Check the license (Massachusetts 55789, 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
1063402105
Name
Jeffrey G. Mulhern
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License numbers
55789 MA
035565 CT
Self-reported in NPPES; status is on the state search
Practice location
134 Capital Dr Ste E, West Springfield, MA 01089
Phone
(413) 733-0010
Enumerated
Oct 27, 2005
Record last updated
Jan 11, 2022
Fax
(413) 930-2108
Medicaid IDs
003089150 CT
110048323A MA
Medicare enrollment
Enrolled (PECOS I20120123000751); 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 134 Capital Dr Ste E

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

  1. Gregory Braden, MDNephrology Physician1609866755
  2. Arley Diaz, MDNephrology Physician1093706525
  3. Spencer Hodgins, M.D.Nephrology Physician1194100792
  4. Jyovani Joubert, PA-CPhysician Assistant1083062863
  5. Daniel Landry, D.O.Nephrology Physician1801876008
  6. Melissa Madamas, FNP-CNurse Practitioner1801657374

Verify Jeffrey G. Mulhern 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 55789
    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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2.1 times the Medicare Part D claims of the average nephrology physician in 2024

3,013 Medicare Part D claims for 341 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 238 claims were for opioids.

  1. Jeffrey Mulhern3,013
  2. Specialty average1,465

Most prescribed

  1. Amlodipine Besylate159 claims
  2. Spironolactone113 claims
  3. Losartan Potassium95 claims
  4. Carvedilol93 claims
  5. Farxiga86 claims
  6. Furosemide86 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. Kidney Care And Transplant Services OF New England PCStafford Springs, CT

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

Nephrology Physician providers in Massachusetts

There are 417 nephrology physician records in Massachusetts.

Other nephrology physician records in Massachusetts

  1. Amtul Aala, MDBoston, MA1174946347
  2. Reza Abdi, MDBoston, MA1356359368
  3. Marat Abdullin, M.D.Springfield, MA1619159712
  4. Vivian AbernethyBoston, MA1710960232
  5. Rekha Abichandani, M.D.Cambridge, MA1912033598
  6. Konstantin Abramov, M.D.Worcester, MA1992854707
  7. Krishna Agarwal, M.B.B.S.Springfield, MA1477916120
  8. Nikhil AgrawalBoston, MA1467722579
  9. Ayman Al Jurdi, M.D.Boston, MA1043690332
  10. Laith Al Rabadi, M.D.Boston, MA1821309188

Common questions

What is Jeffrey G. Mulhern, MD's NPI number?

Jeffrey G. Mulhern, MD's National Provider Identifier (NPI) is 1063402105, issued on Oct 27, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Jeffrey G. Mulhern, MD located?

The NPPES record lists a practice address at 134 Capital Dr Ste E, West Springfield, MA, 01089. Phone: (413) 733-0010. Providers update this record themselves, so call before visiting.

How can I verify Jeffrey G. Mulhern, MD's license?

NPPES lists Massachusetts license number 55789, 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 Jeffrey G. Mulhern, MD prescribe under Medicare Part D?

In 2024, Jeffrey G. Mulhern, MD had 3,013 Medicare Part D claims for 341 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.