William Clem, M.D.
NPI 1700862505 · Emergency Medicine Physician · Denver, CO
William Clem, M.D. is a Emergency Medicine Physician provider in Denver, CO (NPI 1700862505).
Provider details
- NPI number
- 1700862505
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 29361 (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
- 2005-12-22
- Last updated
- 2025-09-11
Frequently asked questions
- What is William Clem's NPI number?
- William Clem's National Provider Identifier (NPI) is 1700862505, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Clem's specialty?
- William Clem is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Clem located?
- William Clem's practice location on file with NPPES is 1719 E 19th Ave, Denver, CO 80218.
- What is William Clem's phone number?
- The practice phone number listed in the NPPES registry for William Clem is (303) 839-6900.
- Is William Clem's NPI active?
- Yes — William Clem's NPI (1700862505) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.