DR. KEIKI HINAMI M.D.
NPI 1437136785
Internal Medicine in Chicago, IL
About Dr. Keiki Hinami M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. KEIKI HINAMI M.D. (NPI 1437136785) is an individual internal medicine provider in Chicago, Illinois, licensed in Illinois (3615663) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS, is affiliated with John H Stroger Jr Hospital, and is a graduate of State University Of New York At Stony Brook, School Of Medicine (2002).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Keiki Hinami M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Keiki Hinami reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 1,047 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
John H Stroger Jr Hospital
Acute Care Hospitals · Chicago, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60637 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHICAGO, IL 60637
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Keiki Hinami's NPI number?
The NPI number for Keiki Hinami is 1437136785. It was assigned to this individual provider in the NPPES registry on December 28, 2005.
Where is Keiki Hinami located?
Keiki Hinami practices at 5841 S Maryland Ave Mc 3051, Room S600 D, Chicago, IL 60637. The listed phone number is (773) 702-5178.
What is Keiki Hinami's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Keiki Hinami enrolled in Medicare?
Yes. Keiki Hinami is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Keiki Hinami's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Keiki Hinami reassigns Medicare benefits to Cook County (Chicago, IL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Keiki Hinami's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Keiki Hinami accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Keiki Hinami as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Keiki Hinami affiliated with any hospitals?
According to CMS data, Keiki Hinami is affiliated with John H Stroger Jr Hospital.
When was this NPI record last updated?
The NPPES record for Keiki Hinami was last updated on April 26, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Keiki Hinami, M.D. · NPI 1437136785
Internal Medicine physician in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since December 28, 2005.
## Identity
- **NPI:** 1437136785 (Entity type: Individual)
- **Enumerated:** December 28, 2005
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 3615663 (Illinois)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 5841 S MARYLAND AVE, MC 3051, ROOM S600 D, Chicago, IL 60637-1447
- **Phone:** (773) 702-5178 · **Fax:** (773) 702-1295
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Cook County (NPI 1497874325, Chicago, IL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of New York At Stony Brook, School Of Medicine, class of 2002
## Record status
- **NPPES last updated:** April 26, 2021
- **Other identifiers:** Medicaid 295466400 (MN)
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Source: [NPI Profile](https://npiprofile.com/npi/1437136785) · Data from the CMS NPPES public registry.