Irol Gray, MD
NPI 1164429981 · Internal Medicine Physician · Little Rock, AR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Irol Gray, MD is a Internal Medicine Physician provider in Little Rock, AR (NPI 1164429981).
Provider details
- NPI number
- 1164429981
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- E-1831 (AR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,274 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 451 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 310 | $82 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 148 | $117 |
| Automated Urinalysis Test81003 | 132 | $2 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 132 | $115 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 68 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 135 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 404 | 86 |
| Levothyroxine Sodium | 276 | 53 |
| Amlodipine Besylate | 167 | 39 |
| Gabapentin | 145 | 25 |
| Pantoprazole Sodium | 139 | 33 |
| Omeprazole | 123 | 23 |
| Trazodone Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-07
- Last updated
- 2018-11-14
Frequently asked questions
- What is Irol Gray's NPI number?
- Irol Gray's National Provider Identifier (NPI) is 1164429981, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irol Gray's specialty?
- Irol Gray is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Irol Gray located?
- Irol Gray's practice location on file with NPPES is 500 S University Ave Ste 804, Little Rock, AR 72205-5302.
- What is Irol Gray's phone number?
- The practice phone number listed in the NPPES registry for Irol Gray is (501) 907-1710.
- Does Irol Gray accept Medicare?
- Irol Gray is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Irol Gray's NPI active?
- Yes — Irol Gray's NPI (1164429981) is active in the NPPES registry as of the last update on 2018-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.