DR. PATRICK DEAN MILLIKAN M.D.
NPI 1598022121
Orthopaedic Surgery - Adult Reconstructive Orthopaedic Surgery in Indianapolis, IN
About Dr. Patrick Dean Millikan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. PATRICK DEAN MILLIKAN M.D. (NPI 1598022121) is an individual adult reconstructive orthopaedic surgery provider in Indianapolis, Indiana, licensed in Indiana (01080066A) and active in the NPI registry since April 2012. He is enrolled in Medicare PECOS, is affiliated with Indiana University Health, and maintains a secondary practice location in Indianapolis.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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. Patrick Dean Millikan 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 Patrick Millikan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Indianapolis, IN 46278
- Reassigned Medicare billing, Indiana enrollment
- 348 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 18
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Indiana University Health
Acute Care Hospitals · Indianapolis, INAscension St Vincent Carmel
Acute Care Hospitals · Carmel, INOrthoindy Hospital
Acute Care Hospitals · Indianapolis, INMedicare 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.
Reported Quality Measures
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.
INDIANAPOLIS, IN 46278
INDIANAPOLIS, IN 46278
INDIANAPOLIS, IN 46278
INDIANAPOLIS, IN 46278
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 Patrick Millikan's NPI number?
The NPI number for Patrick Millikan is 1598022121. It was assigned to this individual provider in the NPPES registry on April 20, 2012.
Where is Patrick Millikan located?
Patrick Millikan practices at 8450 Northwest Blvd, Indianapolis, IN 46278. The listed phone number is (317) 802-2000.
What is Patrick Millikan's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Adult Reconstructive Orthopaedic Surgery, with taxonomy code 207XS0114X.
Is Patrick Millikan enrolled in Medicare?
Yes. Patrick Millikan 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 Patrick Millikan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Patrick Millikan reassigns Medicare benefits to Orthopaedics-Indianapolis, Inc (Indianapolis, IN). 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 Patrick Millikan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Patrick Millikan accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and Anthem Blue Cross and Blue Shield list Patrick Millikan 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 Patrick Millikan affiliated with any hospitals?
According to CMS data, Patrick Millikan is affiliated with Indiana University Health, Ascension St Vincent Carmel and Orthoindy Hospital.
When was this NPI record last updated?
The NPPES record for Patrick Millikan was last updated on May 8, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.