DR. LUKE JOHN CARLSON MD
NPI 1457092165
Internal Medicine in Mason City, IA
About Dr. Luke John Carlson Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. LUKE JOHN CARLSON MD (NPI 1457092165) is an individual internal medicine provider in Mason City, Iowa, licensed in North Carolina (2025-01405) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS, is affiliated with Mercyone North Iowa Medical Center, and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses 2
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. Luke John Carlson 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 Reassignments
7Medicare enrollment records show Luke Carlson reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Cedar Rapids, IA 52403
- Reassigned Medicare billing, Iowa enrollment
- 153 clinicians in this Medicare group
Somerset, PA 15501
- Reassigned Medicare billing, Pennsylvania enrollment
- Medicare enrollment name: Hospitalist Medicine Physicians Of Pennsylvania PC
- 274 clinicians in this Medicare group
Westminster, MD 21157
- Reassigned Medicare billing, Maryland enrollment
- 729 clinicians in this Medicare group
Scottsdale, AZ 85254
- Reassigned Medicare billing, Pennsylvania enrollment
- 383 clinicians in this Medicare group
Scottsdale, AZ 85254
- Reassigned Medicare billing, South Carolina enrollment
- 209 clinicians in this Medicare group
Scottsdale, AZ 85254
- Reassigned Medicare billing, Iowa enrollment
- 62 clinicians in this Medicare group
Scottsdale, AZ 85254
- Reassigned Medicare billing, North Carolina enrollment
- 278 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.
Mercyone North Iowa Medical Center
Acute Care Hospitals · Mason City, IAOttumwa Regional Health Center
Acute Care Hospitals · Ottumwa, IACarroll Hospital Center
Acute Care Hospitals · Westminster, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 50401 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 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MASON CITY, IA 50401
MASON CITY, IA 50401
MASON CITY, IA 50401
MASON CITY, IA 50401
MASON CITY, IA 50401
MASON CITY, IA 50401
MASON CITY, IA 50401
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 Luke Carlson's NPI number?
The NPI number for Luke Carlson is 1457092165. It was assigned to this individual provider in the NPPES registry on April 5, 2022.
Where is Luke Carlson located?
Luke Carlson practices at 1010 4th St SW Ste 305, Mason City, IA 50401. The listed phone number is (641) 428-5700.
What is Luke Carlson's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Luke Carlson enrolled in Medicare?
Yes. Luke Carlson 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 Luke Carlson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Luke Carlson reassigns Medicare benefits to 7 organizations: Cogent Healthcare Of Iowa, PC (Cedar Rapids, IA), Hospitalist Medicine Physicians Of Pennsylvania, P.C. (Somerset, PA), Emergency Medicine Associates P.A., P.C. (Westminster, MD), Apogee Medical Group Of Pennsylvania PC (Scottsdale, AZ), Apogee Medical Group South Carolina (Scottsdale, AZ) and 2 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 Luke Carlson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Luke Carlson accept?
Health plans from Cigna Healthcare and Wellmark Health Plan of Iowa, Inc. list Luke Carlson 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 Luke Carlson affiliated with any hospitals?
According to CMS data, Luke Carlson is affiliated with Mercyone North Iowa Medical Center, Ottumwa Regional Health Center and Carroll Hospital Center.
When was this NPI record last updated?
The NPPES record for Luke Carlson was last updated on July 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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. Luke John Carlson, MD · NPI 1457092165
Internal Medicine physician in Mason City, Iowa. Individual provider, active in the CMS NPPES registry since April 5, 2022.
## Identity
- **NPI:** 1457092165 (Entity type: Individual)
- **Enumerated:** April 5, 2022
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 2025-01405 (North Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 1010 4TH ST SW STE 305, Mason City, IA 50401-2801
- **Phone:** (641) 428-5700
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): Cogent Healthcare Of Iowa, PC (NPI 1982654497, Cedar Rapids, IA); Hospitalist Medicine Physicians Of Pennsylvania, P.C. (NPI 1639464308, Somerset, PA); Emergency Medicine Associates P.A., P.C. (NPI 1003771320, Westminster, MD); Apogee Medical Group Of Pennsylvania PC (NPI 1568633535, Scottsdale, AZ); Apogee Medical Group South Carolina (NPI 1619028545, Scottsdale, AZ); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** July 15, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1457092165) · Data from the CMS NPPES public registry.