Samuel Chang, M.D.
NPI 1154397826 · Sleep Medicine (Internal Medicine) Physician · Colorado Springs, CO
Samuel Chang, M.D. is a Sleep Medicine (Internal Medicine) Physician provider in Colorado Springs, CO (NPI 1154397826).
Provider details
- NPI number
- 1154397826
- Entity type
- Individual
- Primary specialty
- Sleep Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 47124 (CO)
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
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
- 2006-02-23
- Last updated
- 2013-07-15
Frequently asked questions
- What is Samuel Chang's NPI number?
- Samuel Chang's National Provider Identifier (NPI) is 1154397826, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Samuel Chang's specialty?
- Samuel Chang is listed in the NPPES registry with a primary specialty of Sleep Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Samuel Chang located?
- Samuel Chang's practice location on file with NPPES is 5835 Lehman Dr., Colorado Springs, CO 80918-3408.
- What is Samuel Chang's phone number?
- The practice phone number listed in the NPPES registry for Samuel Chang is (719) 262-9283.
- Is Samuel Chang's NPI active?
- Yes — Samuel Chang's NPI (1154397826) is active in the NPPES registry as of the last update on 2013-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.