CALVIN J HANSEN MD
NPI 1639157373
Psychiatry & Neurology - Neurology in Des Moines, IA
About Calvin J Hansen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CALVIN J HANSEN MD (NPI 1639157373) is an individual neurology provider in Des Moines, Iowa, licensed in Iowa (MD-29958) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, is affiliated with Unitypoint Health - Des Moines Iowa Methodist Medi, and is a graduate of University Of Nebraska College Of Medicine (1988).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 6
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
Calvin J Hansen 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 Calvin Hansen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Des Moines, IA 50309
- Reassigned Medicare billing, Iowa enrollment
- 545 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 2
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.
Unitypoint Health - Des Moines Iowa Methodist Medi
Acute Care Hospitals · Des Moines, IAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 50309 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.
DES MOINES, IA 50309
DES MOINES, IA 50309
DES MOINES, IA 50309
DES MOINES, IA 50309
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 Calvin Hansen's NPI number?
The NPI number for Calvin Hansen is 1639157373. It was assigned to this individual provider in the NPPES registry on January 4, 2006.
Where is Calvin Hansen located?
Calvin Hansen practices at 1221 Pleasant St Suite 300, Des Moines, IA 50309. The listed phone number is (515) 241-4200.
What is Calvin Hansen's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.
Is Calvin Hansen enrolled in Medicare?
Yes. Calvin Hansen 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 Calvin Hansen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Calvin Hansen reassigns Medicare benefits to Central Iowa Hospital Corporation (Des Moines, 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 Calvin Hansen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Calvin Hansen accept?
Health plans from Oscar Insurance Company and Wellmark Health Plan of Iowa, Inc. list Calvin Hansen 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 Calvin Hansen affiliated with any hospitals?
According to CMS data, Calvin Hansen is affiliated with Unitypoint Health - Des Moines Iowa Methodist Medi.
When was this NPI record last updated?
The NPPES record for Calvin Hansen was last updated on February 27, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Calvin J Hansen, MD · NPI 1639157373
Neurology physician in Des Moines, Iowa. Individual provider, active in the CMS NPPES registry since January 4, 2006.
## Identity
- **NPI:** 1639157373 (Entity type: Individual)
- **Enumerated:** January 4, 2006
- **Primary specialty:** Psychiatry & Neurology - Neurology · taxonomy 2084N0400X
- **State license:** MD-29958 (Iowa)
- **Sole proprietor:** No
## Practice location
- **Address:** 1221 PLEASANT ST, SUITE 300, Des Moines, IA 50309-1423
- **Phone:** (515) 241-4200 · **Fax:** (515) 241-4083
## 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:** Central Iowa Hospital Corporation (NPI 1598942872, Des Moines, IA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Nebraska College Of Medicine, class of 1988
## Record status
- **NPPES last updated:** February 27, 2015
- **Other identifiers:** Medicare UPIN E85969 (IA); Medicaid 3110445 (IA); Medicaid 1639157373 (IA); and 3 more
---
Source: [NPI Profile](https://npiprofile.com/npi/1639157373) · Data from the CMS NPPES public registry.