William Mitchell, MD
NPI 1083300313 · Student in an Organized Health Care Education/Training Program · Orange, CA
Enrolled with Medicare as Order and Referring Only - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Mitchell, MD is a Student in an Organized Health Care Education/Training Program provider in Orange, CA (NPI 1083300313).
Provider details
- NPI number
- 1083300313
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
83% 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-04-11
- Last updated
- 2023-04-18
- Certified
- 2023-04-18
Frequently asked questions
- What is William Mitchell's NPI number?
- William Mitchell's National Provider Identifier (NPI) is 1083300313, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Mitchell's specialty?
- William Mitchell is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is William Mitchell located?
- William Mitchell's practice location on file with NPPES is 3800 W Chapman Ave Ste 7300, Orange, CA 92868-1638.
- What is William Mitchell's phone number?
- The practice phone number listed in the NPPES registry for William Mitchell is (714) 456-5501.
- Does William Mitchell accept Medicare?
- William Mitchell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Mitchell's NPI active?
- Yes — William Mitchell's NPI (1083300313) is active in the NPPES registry as of the last update on 2023-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.