William Pearce, M.D.
NPI 1730293838 · Urology Physician · Santa Ana, CA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Pearce, M.D. is a Urology Physician provider in Santa Ana, CA (NPI 1730293838).
Provider details
- NPI number
- 1730293838
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A80700 (CA)
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
1,340 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 445 | $137 |
| Complete Ultrasound Scan of Pelvis76856 | 221 | $119 |
| Dilation of Urethra Using an Endoscope52281 | 153 | $360 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 132 | $192 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 95 | $179 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 385 | 136 |
| Ciprofloxacin Hcl | 174 | 136 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 139 | 64 |
| Finasteride | 134 | 44 |
| Mirabegronbrand: Myrbetriq | 114 | 46 |
| Terazosin Hcl | 88 | 31 |
| Nitrofurantoin Macrocrystalbrand: Nitrofurantoin | 77 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,963 across 39 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
- 2006-08-18
- Last updated
- 2026-01-06
- Certified
- 2026-01-06
Frequently asked questions
- What is William Pearce's NPI number?
- William Pearce's National Provider Identifier (NPI) is 1730293838, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Pearce's specialty?
- William Pearce is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is William Pearce located?
- William Pearce's practice location on file with NPPES is 801 N Tustin Ave Ste 204, Santa Ana, CA 92705-3600.
- What is William Pearce's phone number?
- The practice phone number listed in the NPPES registry for William Pearce is (714) 450-1047.
- Does William Pearce accept Medicare?
- William Pearce is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Pearce's NPI active?
- Yes — William Pearce's NPI (1730293838) is active in the NPPES registry as of the last update on 2026-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.