Bradley Mark Denker, MD
Nephrology Physician · Boston, MA
Bradley Mark Denker, MD is a nephrology physician with a practice address in Boston, Massachusetts, and NPI 1669438727, issued on Apr 25, 2006. Check the license (Massachusetts 59106, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Bradley Mark Denker
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 59106 MA
Self-reported in NPPES; status is on the state search - Practice location
- 133 Brookline Ave, Boston, MA 02215
- Phone
- (617) 421-1126
- Enumerated
- Apr 25, 2006
- Record last updated
- Mar 8, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (617) 421-1066
- Medicaid ID
- 3105776 MA
- Medicare enrollment
- Enrolled (PECOS I20050426001306); accepts Medicare assignment
- Medical or professional school
- State University Of Ny Upstate Medical University, 1984
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 417 in Massachusetts → Look up another NPI →
Also registered at 133 Brookline Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Marina Alfisher, MDDiagnostic Radiology Physician1417925207
- Andrew Allmendinger, DODiagnostic Radiology Physician1972820942
- Dana An, LCSWClinical Social Worker1215108238
Verify Bradley Mark Denker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 59106Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
15% more Medicare Part D claims than the average nephrology physician in 2024
1,681 Medicare Part D claims for 269 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Amlodipine Besylate165 claims
- Losartan Potassium138 claims
- Lisinopril126 claims
- Jardiance110 claims
- Torsemide107 claims
- Furosemide102 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: $57.69
3 payments; by number, the most common kind was 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Atrius Health IncDedham, MA
- Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Bradley Mark Denker among 417 nephrology physician records in Massachusetts
Bradley Mark Denker, MD 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 2006, is newer than 16% of them.
- NPI issued2006 · 16% of these records are older, 52% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1984 · 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.
All 417 in Massachusetts → Every provider in Boston → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Robert Cohen, M.D.Boston, MA 022151023042835
- John Danziger, M.D.Boston, MA 022151730161142
- Christiane Ferran, M.D.Boston, MA 022151508803297
- David Friedman, M.D.Boston, MA 022151194763482
- Melanie Hoenig, M.D.Boston, MA 022151831123694
- Stewart Lecker, M.D.Boston, MA 022151184661134
- Martha Pavlakis, MDBoston, MA 022151033107503
- Sylvia Rosas, MDBoston, MA 022151568497600
Common questions
What is Bradley Mark Denker, MD's NPI number?
Bradley Mark Denker, MD's National Provider Identifier (NPI) is 1669438727, issued on Apr 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Bradley Mark Denker, MD located?
The NPPES record lists a practice address at 133 Brookline Ave, Boston, MA, 02215. Phone: (617) 421-1126. Providers update this record themselves, so call before visiting.
How can I verify Bradley Mark Denker, MD's license?
NPPES lists Massachusetts license number 59106, 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 Bradley Mark Denker, MD prescribe under Medicare Part D?
In 2024, Bradley Mark Denker, MD had 1,681 Medicare Part D claims for 269 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.