William Sharra III, MD
NPI 1376610246 · Dermatology Physician · Fontana, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Sharra III, MD is a Dermatology Physician provider in Fontana, CA (NPI 1376610246).
Provider details
- NPI number
- 1376610246
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G75206 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 22 | 16 |
| Hydrocortisone | 15 | 11 |
| Metronidazole | 14 | 12 |
| Tacrolimus | 14 | — |
| Betamethasone/Propylene Glycbrand: Betamethasone Diprop Augmented | 13 | — |
| Fluocinonide | 12 | 11 |
| Tretinoinbrand: Retin-A | 12 | — |
| Doxepin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 across 1 record (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
- 2006-11-29
- Last updated
- 2021-11-29
Frequently asked questions
- What is William Sharra III's NPI number?
- William Sharra III's National Provider Identifier (NPI) is 1376610246, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Sharra III's specialty?
- William Sharra III is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is William Sharra III located?
- William Sharra III's practice location on file with NPPES is 9961 Sierra Ave, Fontana, CA 92335-6720.
- What is William Sharra III's phone number?
- The practice phone number listed in the NPPES registry for William Sharra III is (909) 427-3910.
- Does William Sharra III accept Medicare?
- William Sharra III is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Sharra III's NPI active?
- Yes — William Sharra III's NPI (1376610246) is active in the NPPES registry as of the last update on 2021-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.