Ivan Grunberger, M.D.
NPI 1528062247 · Urology Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ivan Grunberger, M.D. is a Urology Physician provider in Brooklyn, NY (NPI 1528062247).
Provider details
- NPI number
- 1528062247
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 146673-1 (NY)
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
21 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
3,090 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) |
|---|---|---|
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 898 | $14 |
| Electronic Assessment of Bladder Emptying51741 | 680 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 451 | $148 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 362 | $105 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 307 | $18 |
| Limited Ultrasound Scan of Abdomen |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 578 | 202 |
| Finasteride | 474 | 160 |
| Alfuzosin Hclbrand: Alfuzosin Hcl Er | 228 | 76 |
| Mirabegronbrand: Myrbetriq | 139 | 43 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 77 | 54 |
| Silodosin | 67 | 25 |
| Dutasteride | 50 | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$7,081 across 23 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
- 2005-06-09
- Last updated
- 2018-07-11
Frequently asked questions
- What is Ivan Grunberger's NPI number?
- Ivan Grunberger's National Provider Identifier (NPI) is 1528062247, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ivan Grunberger's specialty?
- Ivan Grunberger is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Ivan Grunberger located?
- Ivan Grunberger's practice location on file with NPPES is 38 6th Ave Fl 2, Brooklyn, NY 11217.
- What is Ivan Grunberger's phone number?
- The practice phone number listed in the NPPES registry for Ivan Grunberger is (718) 230-7788.
- Does Ivan Grunberger accept Medicare?
- Ivan Grunberger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ivan Grunberger's NPI active?
- Yes — Ivan Grunberger's NPI (1528062247) is active in the NPPES registry as of the last update on 2018-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.