Clifford Costello, D.O.
NPI 1417483959 · Pediatrics Physician · Denver, CO
Enrolled with Medicare as Order and Referring Only - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clifford Costello, D.O. is a Pediatrics Physician provider in Denver, CO (NPI 1417483959).
Provider details
- NPI number
- 1417483959
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- DR0063863 (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
9 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
- 2017-05-03
- Last updated
- 2023-12-13
- Certified
- 2023-12-13
Frequently asked questions
- What is Clifford Costello's NPI number?
- Clifford Costello's National Provider Identifier (NPI) is 1417483959, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clifford Costello's specialty?
- Clifford Costello is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Clifford Costello located?
- Clifford Costello's practice location on file with NPPES is 1830 N Franklin St Ste 500, Denver, CO 80218-1169.
- What is Clifford Costello's phone number?
- The practice phone number listed in the NPPES registry for Clifford Costello is (303) 825-8584.
- Does Clifford Costello accept Medicare?
- Clifford Costello is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clifford Costello's NPI active?
- Yes — Clifford Costello's NPI (1417483959) is active in the NPPES registry as of the last update on 2023-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.