Bradley Denker, MD
NPI 1669438727 · Nephrology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bradley Denker, MD is a Nephrology Physician provider in Boston, MA (NPI 1669438727).
Provider details
- NPI number
- 1669438727
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 59106 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
6,962 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Magnesium Level83735 | 452 | $7 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 436 | $9 |
| Creatinine Level to Test for Kidney Function Or Muscle Injury82570 | 413 | $5 |
| Urea Nitrogen Level to Assess Kidney Function, Quantitative84520 | 404 | $4 |
| Blood Test Panel for Electrolytes (sodium Potassium, Chloride, Carbon Dioxide)80051 | 395 | $7 |
| Phosphate Level84100 | 385 | $5 |
| Blood Creatinine Level |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 165 | 59 |
| Losartan Potassium | 138 | 50 |
| Lisinopril | 126 | 37 |
| Empagliflozinbrand: Jardiance | 110 | 34 |
| Torsemide | 107 | 38 |
| Furosemide | 102 | 35 |
| Carvedilol | 91 | 30 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$58 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-25
- Last updated
- 2021-03-08
- Certified
- 2021-03-08
Frequently asked questions
- What is Bradley Denker's NPI number?
- Bradley Denker's National Provider Identifier (NPI) is 1669438727, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bradley Denker's specialty?
- Bradley Denker is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Bradley Denker located?
- Bradley Denker's practice location on file with NPPES is 133 Brookline Ave, Boston, MA 02215-3904.
- What is Bradley Denker's phone number?
- The practice phone number listed in the NPPES registry for Bradley Denker is (617) 421-1126.
- Does Bradley Denker accept Medicare?
- Bradley Denker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Bradley Denker's NPI active?
- Yes — Bradley Denker's NPI (1669438727) is active in the NPPES registry as of the last update on 2021-03-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.