IndividualActive
Michael Ash, M.D.
NPI 1104070796 · Internal Medicine Physician · Chicago, IL
Michael Ash, M.D. is a Internal Medicine Physician provider in Chicago, IL (NPI 1104070796).
Provider details
- NPI number
- 1104070796
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036.105172 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
251 E Huron St
Feinberg 16-738
Chicago, IL 60611-2908
Phone: (816) 201-4969
Fax: (816) 571-5969
Street-level locationGet directions
Mailing address
987400 Nebraska Medical Center
Omaha, NE 68198-7400
Registry dates
- Enumerated
- 2008-11-09
- Last updated
- 2017-07-22
Frequently asked questions
- What is Michael Ash's NPI number?
- Michael Ash's National Provider Identifier (NPI) is 1104070796, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Ash's specialty?
- Michael Ash is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Ash located?
- Michael Ash's practice location on file with NPPES is 251 E Huron St, Chicago, IL 60611-2908.
- What is Michael Ash's phone number?
- The practice phone number listed in the NPPES registry for Michael Ash is (816) 201-4969.
- Is Michael Ash's NPI active?
- Yes — Michael Ash's NPI (1104070796) is active in the NPPES registry as of the last update on 2017-07-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.