Ronald Blackman, M.D.
NPI 1154308559 · Orthopaedic Surgery of the Spine Physician · Oakland, CA
Ronald Blackman, M.D. is a Orthopaedic Surgery of the Spine Physician provider in Oakland, CA (NPI 1154308559).
Provider details
- NPI number
- 1154308559
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery of the Spine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- G4687 (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
- 2005-12-27
- Last updated
- 2026-04-26
Frequently asked questions
- What is Ronald Blackman's NPI number?
- Ronald Blackman's National Provider Identifier (NPI) is 1154308559, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Blackman's specialty?
- Ronald Blackman is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery of the Spine Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Blackman located?
- Ronald Blackman's practice location on file with NPPES is 1073 Hubert Rd, Oakland, CA 94610-2520.
- What is Ronald Blackman's phone number?
- The practice phone number listed in the NPPES registry for Ronald Blackman is (510) 832-3795.
- Is Ronald Blackman's NPI active?
- Yes — Ronald Blackman's NPI (1154308559) is active in the NPPES registry as of the last update on 2026-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.