William Inciso, PA-C, PHD
NPI 1407050289 · Physician Assistant · San Bernardino, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Inciso, PA-C, PHD is a Physician Assistant provider in San Bernardino, CA (NPI 1407050289).
Provider details
- NPI number
- 1407050289
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- PA 15861 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 87 | 38 |
| Metformin Hcl | 73 | 33 |
| Azithromycin | 73 | 72 |
| Amlodipine Besylate | 61 | 32 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 55 | 33 |
| Losartan Potassium | 50 | 22 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-13
- Last updated
- 2022-03-15
Frequently asked questions
- What is William Inciso's NPI number?
- William Inciso's National Provider Identifier (NPI) is 1407050289, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Inciso's specialty?
- William Inciso is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is William Inciso located?
- William Inciso's practice location on file with NPPES is 2101 N Waterman Ave, San Bernardino, CA 92404-4836.
- What is William Inciso's phone number?
- The practice phone number listed in the NPPES registry for William Inciso is (909) 881-7605.
- Does William Inciso accept Medicare?
- William Inciso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Inciso's NPI active?
- Yes — William Inciso's NPI (1407050289) is active in the NPPES registry as of the last update on 2022-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.