Michael Mcclellan, MD
NPI 1770699209 · Critical Care Medicine (Internal Medicine) Physician · Greenwood Village, CO
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Mcclellan, MD is a Critical Care Medicine (Internal Medicine) Physician provider in Greenwood Village, CO (NPI 1770699209).
Provider details
- NPI number
- 1770699209
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25798 (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
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
Mailing address
Registry dates
- Enumerated
- 2006-08-21
- Last updated
- 2019-05-10
Frequently asked questions
- What is Michael Mcclellan's NPI number?
- Michael Mcclellan's National Provider Identifier (NPI) is 1770699209, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Mcclellan's specialty?
- Michael Mcclellan is listed in the NPPES registry with a primary specialty of Critical Care Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Mcclellan located?
- Michael Mcclellan's practice location on file with NPPES is 5200 Dtc Pkwy, Greenwood Village, CO 80111-2709.
- What is Michael Mcclellan's phone number?
- The practice phone number listed in the NPPES registry for Michael Mcclellan is (303) 745-0000.
- Does Michael Mcclellan accept Medicare?
- Michael Mcclellan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Mcclellan's NPI active?
- Yes — Michael Mcclellan's NPI (1770699209) is active in the NPPES registry as of the last update on 2019-05-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.