Sarah Ruth Rettinger, MD
NPI 1366691842ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Santa Monica, CA
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in Santa Monica, California, trained at Yale University School of Medicine (class of 2002). Their prescriptions cost Medicare Part D more than their services did: $1,087,057 for 1,858 claims, against $66,312 paid for services in 2024. Recordati_rare_diseases_inc. was the largest of 3 companies reporting payments in 2025, $159.54 in all, mostly food and beverage.
Overview
| NPI | 1366691842 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Sep 9, 2008 |
| Last updated in NPPES | Apr 19, 2021 |
| Certified by provider | Apr 19, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | A88064 | CA |
| Internal Medicine | 207R00000X | A88064 | CA |
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 - Endocrinology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 231 |
|---|---|
| Services billed | 1,101 across 11 procedure codes |
| Paid by Medicare | $66,312 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,858 · 4,049 30-day fills |
|---|---|
| Patients | 243 |
| Total drug cost | $1,087,057 |
| Generic share | 49% of claims |
Education and affiliations
| Medical school | Yale University School of Medicine |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Endocrinology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Providence Saint Johns Medical FoundationSanta Monica, CA · 281 clinicians
Hospital affiliations
- Cedars-Sinai Medical CenterLos Angeles, CA
- Saint John's Health CenterSanta Monica, CA
- Santa Monica - UCLA Med Ctr & Orthopaedic HospitalSanta Monica, CA
Industry payments (Open Payments)
- 2025$159.54 · 3 payments from 3 companies
- 2024$40.24 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Recordati_rare_diseases_inc. | $103.57 | 1 |
| Abbott Laboratories | $31.94 | 1 |
| Amgen Inc. | $24.03 | 1 |
What the 2025 payments were for
- Food and Beverage$159.54 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 27 endocrinologists in Santa Monica · All endocrinologists in California