DR. BENJAMIN JAMES MILLER MD
NPI 1427284512
Orthopaedic Surgery in Iowa City, IA
About Dr. Benjamin James Miller Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BENJAMIN JAMES MILLER MD (NPI 1427284512) is an individual orthopaedic surgery provider in Iowa City, Iowa, licensed in Iowa (MD-38853) and active in the NPI registry since June 2009. He is enrolled in Medicare PECOS, is affiliated with University Of Iowa Health Care Medical Center Down, and maintains 4 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 4
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. Benjamin James Miller Md 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 Benjamin Miller reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Iowa City, IA 52242
- Reassigned Medicare billing, Iowa enrollment
- 2,190 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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Iowa Health Care Medical Center Down
Acute Care Hospitals · Iowa City, IAGenesis Medical Center-Davenport
Acute Care Hospitals · Davenport, IAUniversity Of Iowa Hospital & Clinics
Acute Care Hospitals · Iowa City, IAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 52242 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.
IOWA CITY, IA 52242
IOWA CITY, IA 52242
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 Benjamin Miller's NPI number?
The NPI number for Benjamin Miller is 1427284512. It was assigned to this individual provider in the NPPES registry on June 3, 2009.
Where is Benjamin Miller located?
Benjamin Miller practices at 200 Hawkins Dr, Iowa City, IA 52242. The listed phone number is (319) 384-5535.
What is Benjamin Miller's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Benjamin Miller enrolled in Medicare?
Yes. Benjamin Miller 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 Benjamin Miller's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Benjamin Miller reassigns Medicare benefits to State University Of Iowa (Iowa City, IA). 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 Benjamin Miller's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Benjamin Miller accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and Oscar Insurance Company and 2 other insurers list Benjamin Miller 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 Benjamin Miller affiliated with any hospitals?
According to CMS data, Benjamin Miller is affiliated with University Of Iowa Health Care Medical Center Down, Genesis Medical Center-Davenport and University Of Iowa Hospital & Clinics.
When was this NPI record last updated?
The NPPES record for Benjamin Miller was last updated on October 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 days 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. Benjamin James Miller, MD · NPI 1427284512
Orthopaedic Surgery physician in Iowa City, Iowa. Individual provider, active in the CMS NPPES registry since June 3, 2009.
## Identity
- **NPI:** 1427284512 (Entity type: Individual)
- **Enumerated:** June 3, 2009
- **Primary specialty:** Orthopaedic Surgery · taxonomy 207X00000X
- **State license:** MD-38853 (Iowa)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 HAWKINS DR, Iowa City, IA 52242-1007
- **Phone:** (319) 384-5535 · **Fax:** (319) 353-6754
## 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:** State University Of Iowa (NPI 1114905387, Iowa City, IA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Iowa, Rj & L Carver College Of Medicine, class of 2003
## Record status
- **NPPES last updated:** October 15, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1427284512) · Data from the CMS NPPES public registry.