WILLIAM MARTIN TWEETON DC
NPI 1154322972
Chiropractor in Washington, IA
About William Martin Tweeton Dc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM MARTIN TWEETON DC (NPI 1154322972) is an individual chiropractor in Washington, Iowa, licensed in Iowa (04833) and active in the NPI registry since August 2005. He is a graduate of Logan College Of Chiropractic (1982).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
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
William Martin Tweeton Dc 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 William Tweeton reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Washington, IA 52353
- Reassigned Medicare billing, Iowa enrollment
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
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.
Other Providers at the Same Location NPPES 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 William Tweeton's NPI number?
The NPI number for William Tweeton is 1154322972. It was assigned to this individual provider in the NPPES registry on August 2, 2005.
Where is William Tweeton located?
William Tweeton practices at 214 S Iowa Ave, Washington, IA 52353. The listed phone number is (319) 653-2351.
What is William Tweeton's specialty?
The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.
Is William Tweeton enrolled in Medicare?
Yes. William Tweeton 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 William Tweeton's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Tweeton reassigns Medicare benefits to Tweeton Chiropractic, Plc (Washington, 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 William Tweeton's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for William Tweeton was last updated on March 14, 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.
# William Martin Tweeton, DC · NPI 1154322972
Chiropractor provider in Washington, Iowa. Individual provider, active in the CMS NPPES registry since August 2, 2005.
## Identity
- **NPI:** 1154322972 (Entity type: Individual)
- **Enumerated:** August 2, 2005
- **Primary specialty:** Chiropractor · taxonomy 111N00000X
- **State license:** 04833 (Iowa)
- **Sole proprietor:** No
## Practice location
- **Address:** 214 S IOWA AVE, Washington, IA 52353-1753
- **Phone:** (319) 653-2351
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** Tweeton Chiropractic, Plc (NPI 1306227350, Washington, IA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Logan College Of Chiropractic, class of 1982
## Record status
- **NPPES last updated:** March 14, 2015
- **Other identifiers:** Other 442390001 (IA); Medicare PIN 44239 (IA); Medicare UPIN T01096 (IA); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1154322972) · Data from the CMS NPPES public registry.