Ronald Valdivieso, MD
NPI 1659481422 · Anesthesiology Physician · Denver, CO
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Valdivieso, MD is a Anesthesiology Physician provider in Denver, CO (NPI 1659481422).
Provider details
- NPI number
- 1659481422
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 39746 (CO)
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
- 2006-08-30
- Last updated
- 2021-06-14
- Certified
- 2021-06-14
Frequently asked questions
- What is Ronald Valdivieso's NPI number?
- Ronald Valdivieso's National Provider Identifier (NPI) is 1659481422, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Valdivieso's specialty?
- Ronald Valdivieso is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Valdivieso located?
- Ronald Valdivieso's practice location on file with NPPES is 2045 Franklin St, Denver, CO 80205-5437.
- What is Ronald Valdivieso's phone number?
- The practice phone number listed in the NPPES registry for Ronald Valdivieso is (303) 338-4545.
- Does Ronald Valdivieso accept Medicare?
- Ronald Valdivieso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Valdivieso's NPI active?
- Yes — Ronald Valdivieso's NPI (1659481422) is active in the NPPES registry as of the last update on 2021-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.