Glendon Markollari
NPI 1821984626 · Urology Physician · Columbia, MO
Enrolled with Medicare as Order and Referring Only - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Glendon Markollari is a Urology Physician provider in Columbia, MO (NPI 1821984626).
Provider details
- NPI number
- 1821984626
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- 2025022530 (MO)
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
1 yr 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
- 2025-06-17
- Last updated
- 2025-06-17
- Certified
- 2025-06-17
Frequently asked questions
- What is Glendon Markollari's NPI number?
- Glendon Markollari's National Provider Identifier (NPI) is 1821984626, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Glendon Markollari's specialty?
- Glendon Markollari is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Glendon Markollari located?
- Glendon Markollari's practice location on file with NPPES is 1 Hospital Dr, Columbia, MO 65212-1000.
- What is Glendon Markollari's phone number?
- The practice phone number listed in the NPPES registry for Glendon Markollari is (573) 882-1771.
- Does Glendon Markollari accept Medicare?
- Glendon Markollari is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Glendon Markollari's NPI active?
- Yes — Glendon Markollari's NPI (1821984626) is active in the NPPES registry as of the last update on 2025-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.