DR. OBRAD S KOKANOVIC M.D
NPI 1528358660
Internal Medicine - Cardiovascular Disease in Appleton, WI
About Dr. Obrad S Kokanovic M.d NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. OBRAD S KOKANOVIC M.D (NPI 1528358660) is an individual cardiovascular disease provider in Appleton, Wisconsin, licensed in Wisconsin (51767-020) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS, is affiliated with Decatur Memorial Hospital, and maintains a secondary practice location in Hoffman Estates.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
Other Identifiers 3
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. Obrad S Kokanovic 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
9Medicare enrollment records show Obrad Kokanovic reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Menasha, WI 54952
- Reassigned Medicare billing, Wisconsin enrollment
- 988 clinicians in this Medicare group
Manitowoc, WI 54220
- Reassigned Medicare billing, Wisconsin enrollment
- 350 clinicians in this Medicare group
Glendale, WI 53212
- Reassigned Medicare billing, Wisconsin enrollment
- 1,343 clinicians in this Medicare group
Janesville, WI 53548
- Reassigned Medicare billing, Wisconsin enrollment
- 1,155 clinicians in this Medicare group
Freeport, IL 61032
- Reassigned Medicare billing, Illinois enrollment
- 391 clinicians in this Medicare group
Freeport, IL 61032
- Reassigned Medicare billing, Illinois enrollment
- 478 clinicians in this Medicare group
Sterling, IL 61081
- Reassigned Medicare billing, Illinois enrollment
- 356 clinicians in this Medicare group
Decatur, IL 62526
- Reassigned Medicare billing, Illinois enrollment
- 166 clinicians in this Medicare group
Las Cruces, NM 88011
- Reassigned Medicare billing, New Mexico enrollment
- 155 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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Decatur Memorial Hospital
Acute Care Hospitals · Decatur, ILMountain View Regional Medical Center
Acute Care Hospitals · Las Cruces, NMHoly Family Memorial
Acute Care Hospitals · Manitowoc, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54911 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
APPLETON, WI 54911
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 Obrad Kokanovic's NPI number?
The NPI number for Obrad Kokanovic is 1528358660. It was assigned to this individual provider in the NPPES registry on April 11, 2011.
Where is Obrad Kokanovic located?
Obrad Kokanovic practices at 1818 N Meade St, Appleton, WI 54911. The listed phone number is (920) 731-8900.
What is Obrad Kokanovic's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Obrad Kokanovic enrolled in Medicare?
Yes. Obrad Kokanovic 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 Obrad Kokanovic's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Obrad Kokanovic reassigns Medicare benefits to 9 organizations: Thedacare, Incorporated (Menasha, WI), Froedtert Manitowoc Medical Group, LLC (Manitowoc, WI), Ascension Medical Group-Southeast Wisconsin Inc (Glendale, WI), Mercy Health System Corporation (Janesville, WI), Freeport Regional Health Care Foundation (Freeport, IL) and 4 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 Obrad Kokanovic's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Obrad Kokanovic accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), Dean Health Plan and HealthPartners and 2 other insurers list Obrad Kokanovic 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 Obrad Kokanovic affiliated with any hospitals?
According to CMS data, Obrad Kokanovic is affiliated with Decatur Memorial Hospital, Mountain View Regional Medical Center and Holy Family Memorial.
When was this NPI record last updated?
The NPPES record for Obrad Kokanovic was last updated on April 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Obrad S Kokanovic, M.D · NPI 1528358660
Cardiovascular Disease physician in Appleton, Wisconsin. Individual provider, active in the CMS NPPES registry since April 11, 2011.
## Identity
- **NPI:** 1528358660 (Entity type: Individual)
- **Enumerated:** April 11, 2011
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** 51767-020 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 1818 N MEADE ST, Appleton, WI 54911-3454
- **Phone:** (920) 731-8900 · **Fax:** (920) 738-5369
## 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:** 9 organizations under Medicare reassignment (form CMS-855R): Thedacare, Incorporated (NPI 1306959515, Menasha, WI); Froedtert Manitowoc Medical Group, LLC (NPI 1437829975, Manitowoc, WI); Ascension Medical Group-Southeast Wisconsin Inc (NPI 1609881077, Glendale, WI); Mercy Health System Corporation (NPI 1093768962, Janesville, WI); Freeport Regional Health Care Foundation (NPI 1457337016, Freeport, IL); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Wisconsin School Of Medicine, class of 2005
## Record status
- **NPPES last updated:** April 22, 2026
- **Other identifiers:** Other 51767-020 (WI); Other PENDING (IN); Medicaid 201215530 (IN)
---
Source: [NPI Profile](https://npiprofile.com/npi/1528358660) · Data from the CMS NPPES public registry.