Aaron Richler, M.D.
NPI 1619350337ActiveIndividual· Internal Medicine· Los Alamitos, CA
Internal Medicine (M.D.) with Medicine and Nephrology Associates, practicing in Los Alamitos, California. In 2024 Medicare paid $398,532 for 772 patients, and Part D covered 2,038 of their prescriptions, 87% of them generic. Otsuka America Pharmaceutical, Inc. was the largest of 6 companies reporting payments in 2025, $140.37 in all, mostly food and beverage. Lists Coast Plaza Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1619350337 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 30, 2015 |
| Last updated in NPPES | Jul 2, 2026 |
| Certified by provider | Jul 2, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A161190 | CA |
| Internal Medicine | 207R00000X | 289590 | NY |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 772 |
|---|---|
| Services billed | 4,030 across 19 procedure codes |
| Paid by Medicare | $398,532 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,038 · 2,229 30-day fills |
|---|---|
| Patients | 153 |
| Total drug cost | $152,589 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Medicine and Nephrology AssociatesLong Beach, CA · 7 clinicians
Hospital affiliations
- Coast Plaza HospitalNorwalk, CA
- College Medical CenterLong Beach, CA
- Memorialcare Long Beach Medical CenterLong Beach, CA
- St Mary Medical CenterLong Beach, CA
- Uci Health-OrangeOrange, CA
Other facilities
- Usrc Long Beach DialysisDialysis facility · Long Beach, CA
- Agape Hospice & Palliative Care LLCHospice · Torrance, CA
- Compassionate Care Hospice, LLCHospice · Fountain Valley, CA
- Kindred Hospital ParamountLong-term care hospital · Paramount, CA
- Kindred Hospital WestminsterLong-term care hospital · Westminster, CA
- Coral Cove Post AcuteNursing home · Long Beach, CA
- Long Beach Healthcare CenterNursing home · Long Beach, CA
- Marlora Post Acute Rehab HospNursing home · Long Beach, CA
- The Beach Post-AcuteNursing home · Long Beach, CA
Industry payments (Open Payments)
- 2025$140.37 · 6 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka America Pharmaceutical, Inc. | $33.77 | 1 |
| Amgen Inc. | $29.96 | 1 |
| Novartis Pharmaceuticals Corporation | $29.29 | 1 |
| Neurocrine Biosciences, Inc. | $16.99 | 1 |
| Alexion Pharmaceuticals, Inc. | $16.51 | 1 |
What the 2025 payments were for
- Food and Beverage$140.37 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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