Ryan Aronin
NPI 1326486770 · Internal Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Aronin is a Internal Medicine Physician provider in Los Angeles, CA (NPI 1326486770).
Provider details
- NPI number
- 1326486770
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- A140195 (CA)
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
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
8 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,970 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,150 | $84 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 244 | $42 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 192 | $126 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 137 | $81 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Tracing93005 | 68 | $7 |
| Administration of Influenza Virus Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 78 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 355 | 113 |
| Amlodipine Besylate | 311 | 98 |
| Losartan Potassium | 194 | 60 |
| Rosuvastatin Calcium | 177 | 51 |
| Lisinopril | 135 | 41 |
| Pantoprazole Sodium | 120 | 36 |
| Levothyroxine Sodium |
Practice location
Mailing address
Additional practice locations (7)
- 4323 W Riverside DrBurbank, CA 91505-4044Phone: (881) 556-2700Fax: (818) 295-3450
- 26585 Agoura Rd Ste 330Calabasas, CA 91302-1958Phone: (818) 876-1050Fax: (818) 876-1026
- 6000 Sepulveda Blvd Ste 2660Culver City, CA 90230-6432Phone: (310) 313-0020Fax: (310) 313-0060
- 10250 Santa Monica Blvd Ste 2440Los Angeles, CA 90067-6593Phone: (310) 286-0122Fax: (310) 286-0125
- 4560 Admiralty Way Ste 100Marina Del Rey, CA 90292-5424Phone: (310) 827-3700Fax: (310) 578-5379
- 2424 Wilshire BlvdSanta Monica, CA 90403-5806Phone: (310) 828-4530Fax: (310) 453-4613
- 6344 Topanga Canyon Blvd Ste 2040Woodland Hills, CA 91367-2362Phone: (818) 610-0292Fax: (818) 610-0293
Registry dates
- Enumerated
- 2013-06-07
- Last updated
- 2019-12-06
Frequently asked questions
- What is Ryan Aronin's NPI number?
- Ryan Aronin's National Provider Identifier (NPI) is 1326486770, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Aronin's specialty?
- Ryan Aronin is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ryan Aronin located?
- Ryan Aronin's practice location on file with NPPES is 100 Ucla Medical Plz, Los Angeles, CA 90095-3075.
- What is Ryan Aronin's phone number?
- The practice phone number listed in the NPPES registry for Ryan Aronin is (310) 206-8000.
- Does Ryan Aronin accept Medicare?
- Ryan Aronin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Aronin's NPI active?
- Yes — Ryan Aronin's NPI (1326486770) is active in the NPPES registry as of the last update on 2019-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.