DR. EMILY RUTH HOLTHOFF MD, PHD
NPI 1093211773
Internal Medicine in Little Rock, AR
About Dr. Emily Ruth Holthoff Md, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. EMILY RUTH HOLTHOFF MD, PHD (NPI 1093211773) is an individual internal medicine provider in Little Rock, Arkansas, licensed in Arkansas (E-15350) and active in the NPI registry since April 2018. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 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. Emily Ruth Holthoff Md, Phd 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 Emily Holthoff reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Little Rock, AR 72223
- Reassigned Medicare billing, Arkansas enrollment
- 2,038 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 10
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 72223 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LITTLE ROCK, AR 72223
LITTLE ROCK, AR 72223
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 Emily Holthoff's NPI number?
The NPI number for Emily Holthoff is 1093211773. It was assigned to this individual provider in the NPPES registry on April 2, 2018.
Where is Emily Holthoff located?
Emily Holthoff practices at 1811 Rahling Rd, Little Rock, AR 72223. The listed phone number is (501) 214-2360.
What is Emily Holthoff's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Emily Holthoff enrolled in Medicare?
Yes. Emily Holthoff 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 Emily Holthoff's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Emily Holthoff reassigns Medicare benefits to University Of Arkansas For Medical Sciences (Little Rock, 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 Emily Holthoff's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Emily Holthoff 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 Emily Holthoff 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 Emily Holthoff was last updated on November 3, 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. Emily Ruth Holthoff, MD, PHD · NPI 1093211773
Internal Medicine physician in Little Rock, Arkansas. Individual provider, active in the CMS NPPES registry since April 2, 2018.
## Identity
- **NPI:** 1093211773 (Entity type: Individual)
- **Enumerated:** April 2, 2018
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** E-15350 (Arkansas)
- **Sole proprietor:** No
## Practice location
- **Address:** 1811 RAHLING RD, Little Rock, AR 72223-4677
- **Phone:** (501) 214-2360 · **Fax:** (501) 214-2356
## 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:** University Of Arkansas For Medical Sciences (NPI 1124791181, Little Rock, AR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** November 3, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1093211773) · Data from the CMS NPPES public registry.