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Philip Guzelian, MD
NPI 1619067394 · Gastroenterology Physician · Denver, CO
Philip Guzelian, MD is a Gastroenterology Physician provider in Denver, CO (NPI 1619067394).
Provider details
- NPI number
- 1619067394
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 32325 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 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
1055 Clermont St
Denver, CO 80220-3808
Phone: (303) 493-7000
Street-level locationGet directions
Mailing address
13611 E Colfax Ave
Aurora, CO 80045-5701
Registry dates
- Enumerated
- 2006-10-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is Philip Guzelian's NPI number?
- Philip Guzelian's National Provider Identifier (NPI) is 1619067394, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Philip Guzelian's specialty?
- Philip Guzelian is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Philip Guzelian located?
- Philip Guzelian's practice location on file with NPPES is 1055 Clermont St, Denver, CO 80220-3808.
- What is Philip Guzelian's phone number?
- The practice phone number listed in the NPPES registry for Philip Guzelian is (303) 493-7000.
- Is Philip Guzelian's NPI active?
- Yes — Philip Guzelian's NPI (1619067394) 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.