Darrell Hayes, M.D.
NPI 1932194529 · Orthopaedic Surgery Physician · Oakland, CA
Darrell Hayes, M.D. is a Orthopaedic Surgery Physician provider in Oakland, CA (NPI 1932194529).
Provider details
- NPI number
- 1932194529
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G40458 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2005-09-20
- Last updated
- 2009-06-10
Frequently asked questions
- What is Darrell Hayes's NPI number?
- Darrell Hayes's National Provider Identifier (NPI) is 1932194529, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darrell Hayes's specialty?
- Darrell Hayes is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Darrell Hayes located?
- Darrell Hayes's practice location on file with NPPES is 400 30th St, Oakland, CA 94609-3306.
- What is Darrell Hayes's phone number?
- The practice phone number listed in the NPPES registry for Darrell Hayes is (510) 834-5484.
- Is Darrell Hayes's NPI active?
- Yes — Darrell Hayes's NPI (1932194529) is active in the NPPES registry as of the last update on 2009-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.