Brian Cronin, MD
NPI 1033135918 · Nephrology Physician · Willow Grove, PA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brian Cronin, MD is a Nephrology Physician provider in Willow Grove, PA (NPI 1033135918).
Provider details
- NPI number
- 1033135918
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD070366-L (PA)
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
19 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
1,385 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) |
|---|---|---|
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 304 | $53 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 297 | $380 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 288 | $117 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 183 | $85 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 90 | $140 |
| Dialysis Services, 2-3 Physician Visits Per Month (20 Years Or Older) |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 187 | 58 |
| Losartan Potassium | 186 | 57 |
| Chlorthalidone | 137 | 43 |
| Spironolactone | 132 | 37 |
| Carvedilol | 91 | 26 |
| Calcitriol | 75 | 23 |
| Atorvastatin Calcium | 72 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$78 across 4 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
- 2006-07-14
- Last updated
- 2010-05-20
Frequently asked questions
- What is Brian Cronin's NPI number?
- Brian Cronin's National Provider Identifier (NPI) is 1033135918, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Cronin's specialty?
- Brian Cronin is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Cronin located?
- Brian Cronin's practice location on file with NPPES is 735 Fitzwatertown Rd, Willow Grove, PA 19090-1332.
- What is Brian Cronin's phone number?
- The practice phone number listed in the NPPES registry for Brian Cronin is (215) 657-2012.
- Does Brian Cronin accept Medicare?
- Brian Cronin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brian Cronin's NPI active?
- Yes — Brian Cronin's NPI (1033135918) is active in the NPPES registry as of the last update on 2010-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.