James Bierman
NPI 1386181147 · Occupational Therapist · Upland, CA
James Bierman is a Occupational Therapist provider in Upland, CA (NPI 1386181147).
Provider details
- NPI number
- 1386181147
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
- 2017-01-31
- Last updated
- 2020-09-15
- Certified
- 2020-09-15
Frequently asked questions
- What is James Bierman's NPI number?
- James Bierman's National Provider Identifier (NPI) is 1386181147, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Bierman's specialty?
- James Bierman is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is James Bierman located?
- James Bierman's practice location on file with NPPES is 75 W 25th St, Upland, CA 91784-1151.
- What is James Bierman's phone number?
- The practice phone number listed in the NPPES registry for James Bierman is (909) 802-9221.
- Is James Bierman's NPI active?
- Yes — James Bierman's NPI (1386181147) is active in the NPPES registry as of the last update on 2020-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.