Irwin Harris, M.D.
NPI 1831152040 · Orthopaedic Surgery Physician · Bakersfield, CA
Irwin Harris, M.D. is a Orthopaedic Surgery Physician provider in Bakersfield, CA (NPI 1831152040).
Provider details
- NPI number
- 1831152040
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G87574 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-10
- Last updated
- 2007-07-09
Frequently asked questions
- What is Irwin Harris's NPI number?
- Irwin Harris's National Provider Identifier (NPI) is 1831152040, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irwin Harris's specialty?
- Irwin Harris is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Irwin Harris located?
- Irwin Harris's practice location on file with NPPES is 1830 Flower St, Bakersfield, CA 93305-4144.
- What is Irwin Harris's phone number?
- The practice phone number listed in the NPPES registry for Irwin Harris is (661) 326-2000.
- Is Irwin Harris's NPI active?
- Yes — Irwin Harris's NPI (1831152040) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.