IndividualActive
Mario Chammas, M.D.
NPI 1366643306 · Urology Physician · Denver, CO
Mario Chammas, M.D. is a Urology Physician provider in Denver, CO (NPI 1366643306).
Provider details
- NPI number
- 1366643306
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 45581 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
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
777 Bannock St
Denver, CO 80204-4507
Phone: (303) 436-6563
Fax: (303) 436-6572
Street-level locationGet directions
Mailing address
77 S Ogden St Apt 221
Denver, CO 80209-2346
Registry dates
- Enumerated
- 2007-05-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mario Chammas's NPI number?
- Mario Chammas's National Provider Identifier (NPI) is 1366643306, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mario Chammas's specialty?
- Mario Chammas is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Mario Chammas located?
- Mario Chammas's practice location on file with NPPES is 777 Bannock St, Denver, CO 80204-4507.
- What is Mario Chammas's phone number?
- The practice phone number listed in the NPPES registry for Mario Chammas is (303) 436-6563.
- Is Mario Chammas's NPI active?
- Yes — Mario Chammas's NPI (1366643306) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.