Ronald G Connolly MD
NPI 1679641153 · Rheumatology Physician · Walnut Creek, CA
Ronald G Connolly MD is a Rheumatology Physician organization in Walnut Creek, CA (NPI 1679641153).
Provider details
- NPI number
- 1679641153
- Entity type
- Organization
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Ronald Connolly, Owner(925) 974-7000
- License
- G13521 (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
19 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
- 2006-12-01
- Last updated
- 2007-11-07
Frequently asked questions
- What is Ronald G Connolly MD's NPI number?
- Ronald G Connolly MD's National Provider Identifier (NPI) is 1679641153, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ronald G Connolly MD?
- Ronald G Connolly MD is classified in the NPPES registry as Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald G Connolly MD located?
- Ronald G Connolly MD's practice location on file with NPPES is 1776 Ygnacio Valley Road, Walnut Creek, CA 94598.
- What is Ronald G Connolly MD's phone number?
- The practice phone number listed in the NPPES registry for Ronald G Connolly MD is (925) 974-7000.
- Who is the authorized official for Ronald G Connolly MD?
- The authorized official listed on Ronald G Connolly MD's NPPES record is Ronald Connolly, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ronald G Connolly MD's NPI active?
- Yes — Ronald G Connolly MD's NPI (1679641153) is active in the NPPES registry as of the last update on 2007-11-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.