DR. MICHAEL HAMILTON SIFFORD M.D.
NPI 1538243720
Internal Medicine - Gastroenterology in Jonesboro, AR
About Dr. Michael Hamilton Sifford M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MICHAEL HAMILTON SIFFORD M.D. (NPI 1538243720) is an individual gastroenterology provider in Jonesboro, Arkansas, licensed in Arkansas (E5204) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Arkansas College Of Medicine (2000).
NPPES Registry Identity
Specialties & Licenses 2
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. Michael Hamilton Sifford M.d. 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 Michael Sifford reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Jonesboro, AR 72401
- Reassigned Medicare billing, Arkansas enrollment
- 251 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 20
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 72401 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
JONESBORO, AR 72401
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 Michael Sifford's NPI number?
The NPI number for Michael Sifford is 1538243720. It was assigned to this individual provider in the NPPES registry on October 24, 2006.
Where is Michael Sifford located?
Michael Sifford practices at 1000 East Matthews Suite E, Jonesboro, AR 72401. The listed phone number is (870) 336-0472.
What is Michael Sifford's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Michael Sifford enrolled in Medicare?
Yes. Michael Sifford 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 Michael Sifford's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Sifford reassigns Medicare benefits to St Bernards Physician Clinics Inc (Jonesboro, AR). 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 Michael Sifford's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Sifford accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Michael Sifford 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.
When was this NPI record last updated?
The NPPES record for Michael Sifford was last updated on February 24, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.