Andrew Ziller
NPI 1528046638 · Emergency Medicine Physician · Denver, CO
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Ziller is a Emergency Medicine Physician provider in Denver, CO (NPI 1528046638).
Provider details
- NPI number
- 1528046638
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 29691 (CO)
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
- 2006-01-09
- Last updated
- 2015-07-14
Frequently asked questions
- What is Andrew Ziller's NPI number?
- Andrew Ziller's National Provider Identifier (NPI) is 1528046638, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Ziller's specialty?
- Andrew Ziller is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Ziller located?
- Andrew Ziller's practice location on file with NPPES is 4567 E. 9th Avenue, Denver, CO 80220-5337.
- What is Andrew Ziller's phone number?
- The practice phone number listed in the NPPES registry for Andrew Ziller is (303) 320-2455.
- Does Andrew Ziller accept Medicare?
- Andrew Ziller is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Ziller's NPI active?
- Yes — Andrew Ziller's NPI (1528046638) is active in the NPPES registry as of the last update on 2015-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.