DR. PRESTON B HOWERTON DO
NPI 1023004652
Internal Medicine in Marshall, MO
About Dr. Preston B Howerton Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. PRESTON B HOWERTON DO (NPI 1023004652) is an individual internal medicine provider in Marshall, Missouri, licensed in Missouri (2005029307) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Fitzgibbon Hospital, and is a graduate of Other (2004).
NPPES Registry Identity
Specialties & Licenses 3
Other Identifiers 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. Preston B Howerton Do 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 Preston Howerton reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Marshall, MO 65340
- Reassigned Medicare billing, Missouri enrollment
- 70 clinicians in this Medicare group
Marshall, MO 65340
- Reassigned Medicare billing, Missouri enrollment
- 7 clinicians in this Medicare group
Marshall, MO 65340
- Reassigned Medicare billing, Missouri enrollment
- 17 clinicians in this Medicare group
Waverly, MO 64096
- Reassigned Medicare billing, Missouri enrollment
- 16 clinicians in this Medicare group
Lees Summit, MO 64064
- Reassigned Medicare billing, Missouri enrollment
- 68 clinicians in this Medicare group
Lees Summit, MO 64082
- Reassigned Medicare billing, Missouri enrollment
- 5 clinicians in this Medicare group
Nevada, MO 64772
- Reassigned Medicare billing, Missouri enrollment
- 115 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Fitzgibbon Hospital
Acute Care Hospitals · Marshall, MOLafayette Regional Health Center
Critical Access Hospitals · Lexington, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 65340 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 3
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.
MARSHALL, MO 65340
MARSHALL, MO 65340
MARSHALL, MO 65340
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 Preston Howerton's NPI number?
The NPI number for Preston Howerton is 1023004652. It was assigned to this individual provider in the NPPES registry on September 20, 2005.
Where is Preston Howerton located?
Preston Howerton practices at 2305 South 65 Highway, Marshall, MO 65340. The listed phone number is (660) 886-7431.
What is Preston Howerton's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Preston Howerton enrolled in Medicare?
Yes. Preston Howerton 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 Preston Howerton's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Preston Howerton reassigns Medicare benefits to 7 organizations: John Fitzgibbon Memorial Hospital Inc (Marshall, MO), Urgent Care Of Saline County, LLC (Marshall, MO), State Of Missouri (Marshall, MO), Hcc Network (Waverly, MO), Emergent Care Plus, LLC (Lees Summit, MO) 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 Preston Howerton's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Preston Howerton accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 5 other insurers list Preston Howerton 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 Preston Howerton affiliated with any hospitals?
According to CMS data, Preston Howerton is affiliated with Fitzgibbon Hospital and Lafayette Regional Health Center.
When was this NPI record last updated?
The NPPES record for Preston Howerton was last updated on March 5, 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.
# Dr. Preston B Howerton, DO · NPI 1023004652
Internal Medicine physician in Marshall, Missouri. Individual provider, active in the CMS NPPES registry since September 20, 2005.
## Identity
- **NPI:** 1023004652 (Entity type: Individual)
- **Enumerated:** September 20, 2005
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 2005029307 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 2305 SOUTH 65 HIGHWAY, Marshall, MO 65340-3702
- **Phone:** (660) 886-7431 · **Fax:** (660) 831-3361
## 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): John Fitzgibbon Memorial Hospital Inc (NPI 1073748786, Marshall, MO); Urgent Care Of Saline County, LLC (NPI 1699647131, Marshall, MO); State Of Missouri (NPI 1275073280, Marshall, MO); Hcc Network (NPI 1174960769, Waverly, MO); Emergent Care Plus, LLC (NPI 1396923181, Lees Summit, MO); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2004
## Record status
- **NPPES last updated:** March 5, 2024
- **Other identifiers:** Other 38325012 (MO); Medicaid 207294208 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1023004652) · Data from the CMS NPPES public registry.