DR. RYAN SAMUEL WATERS MD
NPI 1295226553
Emergency Medicine in Little Rock, AR
About Dr. Ryan Samuel Waters Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. RYAN SAMUEL WATERS MD (NPI 1295226553) is an individual emergency medicine provider in Little Rock, Arkansas, licensed in Arkansas (E-16482) and active in the NPI registry since May 2018. He is enrolled in Medicare PECOS and is a graduate of Oregon Health Sciences University School Of Medicine (2020).
NPPES Registry Identity
Specialties & Licenses
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. Ryan Samuel Waters 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
2Medicare enrollment records show Ryan Waters reassigns Medicare billing to 2 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
Sherwood, AR 72120
- Reassigned Medicare billing, Arkansas enrollment
- 103 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 4
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 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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 Ryan Waters's NPI number?
The NPI number for Ryan Waters is 1295226553. It was assigned to this individual provider in the NPPES registry on May 22, 2018.
Where is Ryan Waters located?
Ryan Waters practices at 4301 W Markham St # 584, Little Rock, AR 72205. The listed phone number is (501) 526-2085.
What is Ryan Waters's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Ryan Waters enrolled in Medicare?
Yes. Ryan Waters 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 Ryan Waters's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ryan Waters reassigns Medicare benefits to 2 organizations: University Of Arkansas For Medical Sciences (Little Rock, AR) and Shiloh Emergency Group PLLC (Sherwood, AR). 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 Ryan Waters's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ryan Waters accept?
Health plans from Health Advantage and Octave list Ryan Waters 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 Ryan Waters was last updated on December 10, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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. Ryan Samuel Waters, MD · NPI 1295226553
Emergency Medicine physician in Little Rock, Arkansas. Individual provider, active in the CMS NPPES registry since May 22, 2018.
## Identity
- **NPI:** 1295226553 (Entity type: Individual)
- **Enumerated:** May 22, 2018
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** E-16482 (Arkansas)
- **Sole proprietor:** No
## Practice location
- **Address:** 4301 W MARKHAM ST # 584, Little Rock, AR 72205-7101
- **Phone:** (501) 526-2085 · **Fax:** (501) 526-2059
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): University Of Arkansas For Medical Sciences (NPI 1043372220, Little Rock, AR); Shiloh Emergency Group PLLC (NPI 1205458189, Sherwood, AR) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Oregon Health Sciences University School Of Medicine, class of 2020
## Record status
- **NPPES last updated:** December 10, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1295226553) · Data from the CMS NPPES public registry.