Russell Tarr, MD
NPI 1831203157 · Emergency Medicine Physician · Little Rock, AR
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Russell Tarr, MD is a Emergency Medicine Physician provider in Little Rock, AR (NPI 1831203157).
Provider details
- NPI number
- 1831203157
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- E-4882 (AR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Benztropine Mesylate | 79 | 16 |
| Olanzapine | 49 | — |
| Quetiapine Fumarate | 47 | — |
| Risperidone | 47 | — |
| Paliperidone Palmitatebrand: Invega Sustenna | 46 | — |
| Lithium Carbonate | 41 | — |
| Haloperidol | 32 | — |
| Haloperidol Decanoate |
Practice location
Mailing address
Additional practice locations (1)
- 4601 Woodlawn DrLittle Rock, AR 72205-3860Phone: (501) 664-0769Fax: (501) 960-8987
Registry dates
- Enumerated
- 2006-08-17
- Last updated
- 2019-11-26
Frequently asked questions
- What is Russell Tarr's NPI number?
- Russell Tarr's National Provider Identifier (NPI) is 1831203157, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Russell Tarr's specialty?
- Russell Tarr is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Russell Tarr located?
- Russell Tarr's practice location on file with NPPES is 16221 St Vincent Way, Little Rock, AR 72223.
- What is Russell Tarr's phone number?
- The practice phone number listed in the NPPES registry for Russell Tarr is (501) 552-8150.
- Does Russell Tarr accept Medicare?
- Russell Tarr is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Russell Tarr's NPI active?
- Yes — Russell Tarr's NPI (1831203157) is active in the NPPES registry as of the last update on 2019-11-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.