Mark Malloy, MD
NPI 1811921455 · Internal Medicine Physician · North Little Rock, AR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Malloy, MD is a Internal Medicine Physician provider in North Little Rock, AR (NPI 1811921455).
Provider details
- NPI number
- 1811921455
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C-5547 (AR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
319 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 255 | $7 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 64 | $63 |
Typical Medicare-allowed amounts for these services range $7–$63 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 58 | 29 |
| Amlodipine Besylate | 32 | 18 |
| Levothyroxine Sodium | 30 | 14 |
| Hydrochlorothiazide | 27 | 14 |
| Omeprazole | 26 | 14 |
| Metformin Hcl | 26 | 13 |
| Losartan Potassium |
Practice location
Mailing address
Additional practice locations (2)
- 909 Unity RdCrossett, AR 71635-9444Phone: (870) 364-9111Fax: (870) 364-5581
- 1125 N College AveFayetteville, AR 72703-1908Phone: (479) 713-8000Fax: (479) 713-8719
Registry dates
- Enumerated
- 2006-07-10
- Last updated
- 2025-02-05
- Certified
- 2025-02-05
Frequently asked questions
- What is Mark Malloy's NPI number?
- Mark Malloy's National Provider Identifier (NPI) is 1811921455, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Malloy's specialty?
- Mark Malloy is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Malloy located?
- Mark Malloy's practice location on file with NPPES is 6929 Jfk Blvd Ste 108, North Little Rock, AR 72116-5312.
- What is Mark Malloy's phone number?
- The practice phone number listed in the NPPES registry for Mark Malloy is (501) 235-8295.
- Does Mark Malloy accept Medicare?
- Mark Malloy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Malloy's NPI active?
- Yes — Mark Malloy's NPI (1811921455) is active in the NPPES registry as of the last update on 2025-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.