DR. JEAN SUN MD
NPI 1265759716
Psychiatry & Neurology - Neurology in Little Rock, AR
About Dr. Jean Sun Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JEAN SUN MD (NPI 1265759716) is an individual neurology provider in Little Rock, Arkansas, licensed in Georgia (85729) and active in the NPI registry since April 2010. She is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Joplin, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Other Identifiers 1
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. Jean Sun 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
10Medicare enrollment records show Jean Sun reassigns Medicare billing to 10 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Little Rock, AR 72205
- Reassigned Medicare billing, Arkansas enrollment
- 2,038 clinicians in this Medicare group
Little Rock, AR 72205
- Reassigned Medicare billing, Arkansas enrollment
- 34 clinicians in this Medicare group
Jonesboro, AR 72401
- Reassigned Medicare billing, Arkansas enrollment
- 116 clinicians in this Medicare group
Tulsa, OK 74104
- Reassigned Medicare billing, Oklahoma enrollment
- 820 clinicians in this Medicare group
Mesquite, TX 75150
- Reassigned Medicare billing, Texas enrollment
- 318 clinicians in this Medicare group
Chesterfield, MO 63017
- Reassigned Medicare billing, Missouri and Nevada enrollments
- 263 clinicians in this Medicare group
Atlanta, GA 30331
- Reassigned Medicare billing, Georgia enrollment
- 771 clinicians in this Medicare group
Atlanta, GA 30303
- Reassigned Medicare billing, Georgia enrollment
- 2,681 clinicians in this Medicare group
Wyoming, MI 49519
- Reassigned Medicare billing, Nevada enrollment
Middletown, CT 06457
- Reassigned Medicare billing, Connecticut enrollment
- 178 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 6
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital Joplin
Acute Care Hospitals · Joplin, MOMercy Hospital St Louis
Acute Care Hospitals · Saint Louis, MOMercy Hospital Springfield
Acute Care Hospitals · Springfield, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 72205 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.
LITTLE ROCK, AR 72205
LITTLE ROCK, AR 72205
LITTLE ROCK, AR 72205
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 Jean Sun's NPI number?
The NPI number for Jean Sun is 1265759716. It was assigned to this individual provider in the NPPES registry on April 23, 2010.
Where is Jean Sun located?
Jean Sun practices at 4301 W Markham St # 783, Little Rock, AR 72205. The listed phone number is (501) 686-8000.
What is Jean Sun's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.
Is Jean Sun enrolled in Medicare?
Yes. Jean Sun 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 Jean Sun's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jean Sun reassigns Medicare benefits to 10 organizations: University Of Arkansas For Medical Sciences (Little Rock, AR), Arkansas Health Group (Little Rock, AR), St Bernards Hospital Inc (Jonesboro, AR), St. John Physicians, Inc. (Tulsa, OK), Regional Employee Assistance Program Inc. (Mesquite, TX) and 5 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 Jean Sun's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jean Sun accept?
Health plans from Anthem Blue Cross and Blue Shield, Arkansas Blue Cross and Blue Shield, Blue Cross and Blue Shield of Texas, Health Advantage and Octave list Jean Sun 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 Jean Sun affiliated with any hospitals?
According to CMS data, Jean Sun is affiliated with Mercy Hospital Joplin, Mercy Hospital St Louis and Mercy Hospital Springfield.
When was this NPI record last updated?
The NPPES record for Jean Sun was last updated on November 16, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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. Jean Sun, MD · NPI 1265759716
Neurology physician in Little Rock, Arkansas. Individual provider, active in the CMS NPPES registry since April 23, 2010.
## Identity
- **NPI:** 1265759716 (Entity type: Individual)
- **Enumerated:** April 23, 2010
- **Primary specialty:** Psychiatry & Neurology - Neurology · taxonomy 2084N0400X
- **State license:** 85729 (Georgia)
- **Sole proprietor:** No
## Practice location
- **Address:** 4301 W MARKHAM ST # 783, Little Rock, AR 72205-7101
- **Phone:** (501) 686-8000 · **Fax:** (501) 686-5148
## 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:** 10 organizations under Medicare reassignment (form CMS-855R): University Of Arkansas For Medical Sciences (NPI 1043372220, Little Rock, AR); Arkansas Health Group (NPI 1033471453, Little Rock, AR); St Bernards Hospital Inc (NPI 1336150374, Jonesboro, AR); St. John Physicians, Inc. (NPI 1336194406, Tulsa, OK); Regional Employee Assistance Program Inc. (NPI 1215348487, Mesquite, TX); and 5 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Illinois College Of Med, class of 2010
## Record status
- **NPPES last updated:** November 16, 2022
- **Other identifiers:** Medicaid 2047216 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1265759716) · Data from the CMS NPPES public registry.