Ariel Malamud, MD
NPI 1518032218 · Gastroenterology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ariel Malamud, MD is a Gastroenterology Physician provider in Los Angeles, CA (NPI 1518032218).
Provider details
- NPI number
- 1518032218
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A75407 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
889 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 264 | $106 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 174 | $154 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 160 | $139 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 118 | $179 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 76 | $91 |
| Diagnostic Exam of Large Bowel Using a Flexible Endoscope |
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 |
|---|---|---|
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 228 | 215 |
| Omeprazole | 166 | 80 |
| Famotidine | 91 | 42 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes | 57 | 56 |
| Sucralfate | 42 | 13 |
| Hydrocortisone | 39 | 21 |
| Linaclotidebrand: Linzess | 33 | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$283 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 1701 E Cesar E Chavez AveSuite 510Los Angeles, CA 90033-2464Phone: (323) 987-1301Fax: (323) 987-1320
Registry dates
- Enumerated
- 2006-11-21
- Last updated
- 2020-04-08
- Certified
- 2020-04-08
Frequently asked questions
- What is Ariel Malamud's NPI number?
- Ariel Malamud's National Provider Identifier (NPI) is 1518032218, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ariel Malamud's specialty?
- Ariel Malamud is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Ariel Malamud located?
- Ariel Malamud's practice location on file with NPPES is 1513 S Grand Ave, Los Angeles, CA 90015-3070.
- What is Ariel Malamud's phone number?
- The practice phone number listed in the NPPES registry for Ariel Malamud is (213) 440-2040.
- Does Ariel Malamud accept Medicare?
- Ariel Malamud is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ariel Malamud's NPI active?
- Yes — Ariel Malamud's NPI (1518032218) is active in the NPPES registry as of the last update on 2020-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.