William Brubaker, MD
NPI 1518387224 · Urology Physician · Palo Alto, CA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Brubaker, MD is a Urology Physician provider in Palo Alto, CA (NPI 1518387224).
Provider details
- NPI number
- 1518387224
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 390200000 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,819 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) |
|---|---|---|
| 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 | 577 | $19 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 353 | $111 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 239 | $134 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 232 | $155 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 157 | $16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 412 | 131 |
| Finasteride | 214 | 68 |
| Alfuzosin Hclbrand: Alfuzosin Hcl Er | 161 | 60 |
| Trospium Chloride | 109 | 46 |
| Mirabegronbrand: Myrbetriq | 92 | 23 |
| Ciprofloxacin Hcl | 65 | 53 |
| Desmopressin Acetate | 57 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$150 across 2 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
Additional practice locations (1)
- 300 Pasteur Dr # 5118Stanford University Hospital & Clinics, Dept of UrologyStanford, CA 94305-2200Phone: (650) 723-3391
Registry dates
- Enumerated
- 2014-04-21
- Last updated
- 2020-06-24
- Certified
- 2020-06-24
Frequently asked questions
- What is William Brubaker's NPI number?
- William Brubaker's National Provider Identifier (NPI) is 1518387224, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Brubaker's specialty?
- William Brubaker is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is William Brubaker located?
- William Brubaker's practice location on file with NPPES is 795 El Camino Real, Palo Alto, CA 94301-2302.
- What is William Brubaker's phone number?
- The practice phone number listed in the NPPES registry for William Brubaker is (650) 853-2988.
- Does William Brubaker accept Medicare?
- William Brubaker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Brubaker's NPI active?
- Yes — William Brubaker's NPI (1518387224) is active in the NPPES registry as of the last update on 2020-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.