Doctor profile · Federal record

Dr. Bradley Denker, MD

Nephrology Physician (CMS: Nephrology) · Boston, MA

  • NPI 1669438727
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
133 Brookline Ave
Boston, MA 022153904
(617) 421-1126
fax (617) 421-1066

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
March 8, 2021
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Massachusetts #59106
Medicaid
MA #3105776

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669438727. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,911
Distinct HCPCS
10
Medicare allowed
$211,963
HCPCS Description Services Patients Avg allowed
83735 Magnesium level 451 177 $7
36415 Insertion of needle into vein for collection of blood sample 426 162 $8
82570 Creatinine level to test for kidney function or muscle injury 406 165 $5
84100 Phosphate level 404 172 $5
80051 Blood test panel for electrolytes (sodium potassium, chloride, carbon dioxide) 400 170 $7
84520 Urea nitrogen level to assess kidney function, quantitative 398 168 $4
82565 Blood creatinine level 393 166 $5
82310 Calcium level, total 372 165 $5
83970 Parathormone (parathyroid hormone) level 351 171 $40
82040 Albumin (protein) level 346 163 $5

In context: peer comparison

Among 73 peers in Boston Nephrology Physician, average services per provider: 137. This provider delivers 50× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$58
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Travere Therapeutics, INC. 3 $57.69

By nature of payment

Education
$58

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,176
Patients
370
Total drug cost
$220,450
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 171 61 $2,480
Losartan Potassium Generic 143 52 $2,975
Lisinopril Generic 135 42 $2,244
Torsemide Generic 110 35 $2,952
Carvedilol Generic 101 37 $2,254
Jardiance (Empagliflozin) Brand 90 29 $125,533
Furosemide Generic 76 29 $1,172
Calcitriol Generic 72 20 $1,606
Procrit (Epoetin Alfa) Brand 57 0 $66,782
Atorvastatin Calcium Generic 56 18 $1,371

Frequently asked questions

Auto-generated from federal data
What is Dr. Bradley Denker's medical specialty?
Dr. Bradley Denker practices Nephrology Physician in Boston, MA.
Where does Dr. Bradley Denker practice?
Dr. Bradley Denker practices at 133 Brookline Ave, Boston, MA 022153904. Office phone: 6174211126.
What is Dr. Bradley Denker's NPI?
Dr. Bradley Denker's National Provider Identifier (NPI) is 1669438727, issued by NPPES.
Does Dr. Bradley Denker accept Medicare assignment?
Yes. Dr. Bradley Denker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Bradley Denker commonly perform?
Top Medicare-reported procedures in 2023: Magnesium level (HCPCS 83735); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Creatinine level to test for kidney function or muscle injury (HCPCS 82570). Source: CMS Medicare Physician & Other Practitioners file.