Dennis Um, M.D.
NPI 1487918165 · Student in an Organized Health Care Education/Training Program · Chicago, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis Um, M.D. is a Student in an Organized Health Care Education/Training Program provider in Chicago, IL (NPI 1487918165).
Provider details
- NPI number
- 1487918165
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2012-06-27
- Last updated
- 2014-02-13
Frequently asked questions
- What is Dennis Um's NPI number?
- Dennis Um's National Provider Identifier (NPI) is 1487918165, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Um's specialty?
- Dennis Um is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Dennis Um located?
- Dennis Um's practice location on file with NPPES is 1127 N Oakley Blvd, Chicago, IL 60622-3507.
- What is Dennis Um's phone number?
- The practice phone number listed in the NPPES registry for Dennis Um is (312) 770-2040.
- Does Dennis Um accept Medicare?
- Dennis Um is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dennis Um's NPI active?
- Yes — Dennis Um's NPI (1487918165) is active in the NPPES registry as of the last update on 2014-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.