IndividualActive
Hiroaki Hayashi, M.D.
NPI 1487090007 · Internal Medicine Physician · Chicago, IL
Hiroaki Hayashi, M.D. is a Internal Medicine Physician provider in Chicago, IL (NPI 1487090007).
Provider details
- NPI number
- 1487090007
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 125-063142 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(77/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
1653 W Congress Pkwy
Chicago, IL 60612-3833
Phone: (312) 563-2875
Approximate (ZIP-level) locationGet directions
Mailing address
1653 W Congress Pkwy
Chicago, IL 60612-3833
Registry dates
- Enumerated
- 2013-05-22
- Last updated
- 2013-08-15
Frequently asked questions
- What is Hiroaki Hayashi's NPI number?
- Hiroaki Hayashi's National Provider Identifier (NPI) is 1487090007, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hiroaki Hayashi's specialty?
- Hiroaki Hayashi is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hiroaki Hayashi located?
- Hiroaki Hayashi's practice location on file with NPPES is 1653 W Congress Pkwy, Chicago, IL 60612-3833.
- What is Hiroaki Hayashi's phone number?
- The practice phone number listed in the NPPES registry for Hiroaki Hayashi is (312) 563-2875.
- Is Hiroaki Hayashi's NPI active?
- Yes — Hiroaki Hayashi's NPI (1487090007) is active in the NPPES registry as of the last update on 2013-08-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.