DR. EMMANUEL OBUMNEME NWADIKE M.D
NPI 1962686485
Hospitalist in Chicago, IL
About Dr. Emmanuel Obumneme Nwadike M.d NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. EMMANUEL OBUMNEME NWADIKE M.D (NPI 1962686485) is an individual hospitalist provider in Chicago, Illinois, licensed in Wisconsin (52855) and active in the NPI registry since December 2007. He is enrolled in Medicare PECOS, is affiliated with Marshfield Medical Center - Rice Lake, and maintains a secondary practice location in Rice Lake.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Secondary Practice Location 1
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. Emmanuel Obumneme Nwadike 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 Reassignments
22Medicare enrollment records show Emmanuel Nwadike reassigns Medicare billing to 22 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milwaukee, WI 53215
- Reassigned Medicare billing, Wisconsin enrollment
- 4,609 clinicians in this Medicare group
Juneau, WI 53039
- Reassigned Medicare billing, Wisconsin enrollment
- 1,447 clinicians in this Medicare group
Sheboygan, WI 53081
- Reassigned Medicare billing, Wisconsin enrollment
- 673 clinicians in this Medicare group
Portage, WI 53901
- Reassigned Medicare billing, Wisconsin enrollment
- 359 clinicians in this Medicare group
Baraboo, WI 53913
- Reassigned Medicare billing, Wisconsin enrollment
- 57 clinicians in this Medicare group
Menasha, WI 54952
- Reassigned Medicare billing, Wisconsin enrollment
- 988 clinicians in this Medicare group
Green Bay, WI 54304
- Reassigned Medicare billing, Wisconsin enrollment
- 742 clinicians in this Medicare group
Green Bay, WI 54301
- Reassigned Medicare billing, Wisconsin enrollment
- 216 clinicians in this Medicare group
Amherst, WI 54406
- Reassigned Medicare billing, Wisconsin enrollment
- 935 clinicians in this Medicare group
Plover, WI 54467
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1952890873 (Wisconsin)
- 2,476 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 5
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Marshfield Medical Center - Rice Lake
Acute Care Hospitals · Rice Lake, WIAspirus Rhinelander Hospital
Acute Care Hospitals · Rhinelander, WIAspirus Wausau Hospital
Acute Care Hospitals · Wausau, WIDivine Savior Healthcare
Acute Care Hospitals · Portage, WISt Nicholas Hospital
Acute Care Hospitals · Sheboygan, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60657 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 60657
CHICAGO, IL 60657
CHICAGO, IL 60657
CHICAGO, IL 60657
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 Emmanuel Nwadike's NPI number?
The NPI number for Emmanuel Nwadike is 1962686485. It was assigned to this individual provider in the NPPES registry on December 19, 2007. The provider is also known as Dr. Obumneme Emmanuel Nwadike M.D.
Where is Emmanuel Nwadike located?
Emmanuel Nwadike practices at 2900 N Lake Shore Dr, Chicago, IL 60657. The listed phone number is (773) 665-3000.
What is Emmanuel Nwadike's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Emmanuel Nwadike enrolled in Medicare?
Yes. Emmanuel Nwadike 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 organizations bill Medicare for Emmanuel Nwadike's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Emmanuel Nwadike reassigns Medicare benefits to 22 organizations: Aurora Medical Group, Inc. (Milwaukee, WI), Beaver Dam Community Hospitals Inc (Juneau, WI), St Nicholas Hospital-Sisters Of The Third Order Of St Francis (Sheboygan, WI), Divine Savior Healthcare, Inc. (Portage, WI), Ssm Health Care Of Wisconsin Inc (Baraboo, WI) and 17 more organizations, listed in the Medicare section above. Each 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 Emmanuel Nwadike's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Emmanuel Nwadike accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and CareSource (Common Ground Healthcare) and 2 other insurers list Emmanuel Nwadike 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 Emmanuel Nwadike affiliated with any hospitals?
According to CMS data, Emmanuel Nwadike is affiliated with Marshfield Medical Center - Rice Lake, Aspirus Rhinelander Hospital, Aspirus Wausau Hospital, Divine Savior Healthcare and St Nicholas Hospital.
When was this NPI record last updated?
The NPPES record for Emmanuel Nwadike was last updated on May 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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. Emmanuel Obumneme Nwadike, M.D · NPI 1962686485
Hospitalist physician in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since December 19, 2007.
## Identity
- **NPI:** 1962686485 (Entity type: Individual)
- **Enumerated:** December 19, 2007
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 52855 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 2900 N LAKE SHORE DR, Chicago, IL 60657-5640
- **Phone:** (773) 665-3000
## 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:** 22 organizations under Medicare reassignment (form CMS-855R): Aurora Medical Group, Inc. (NPI 1427271378, Milwaukee, WI); Beaver Dam Community Hospitals Inc (NPI 1831410521, Juneau, WI); St Nicholas Hospital-Sisters Of The Third Order Of St Francis (NPI 1275943243, Sheboygan, WI); Divine Savior Healthcare, Inc. (NPI 1124083894, Portage, WI); Ssm Health Care Of Wisconsin Inc (NPI 1730160011, Baraboo, WI); and 17 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1998
## Record status
- **NPPES last updated:** May 13, 2026
- **Other identifiers:** Medicaid 100004075 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1962686485) · Data from the CMS NPPES public registry.