Lindsay Chong, M.D.
NPI 1205150448ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Concord, CA
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) in Concord, California, trained at Northwestern University Feinberg Medical School (class of 2008). Their prescriptions cost Medicare Part D more than their services did: $1,310,522 for 2,382 claims, against $159,010 paid for services in 2024. Novo Nordisk Inc was the largest of 14 companies reporting payments in 2025, $1,425 in all, mostly food and beverage.
Overview
| NPI | 1205150448 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 17, 2010 |
| Last updated in NPPES | Oct 9, 2026 |
| Certified by provider | Oct 9, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | A111994 | 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 | 415 |
|---|---|
| Services billed | 4,293 across 21 procedure codes |
| Paid by Medicare | $159,010 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,382 · 6,456 30-day fills |
|---|---|
| Patients | 385 |
| Total drug cost | $1,310,522 |
| Generic share | 46% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- John Muir Physician NetworkPleasant Hill, CA · 494 clinicians
Hospital affiliations
- John Muir Medical Center - Concord CampusConcord, CA
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA
Industry payments (Open Payments)
- 2025$1,425 · 54 payments from 14 companies
- 2024$713.02 · 33 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $318.71 | 12 |
| Dexcom, Inc. | $234.59 | 3 |
| Amgen Inc. | $202.46 | 12 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $99.64 | 4 |
| Lilly USA, LLC | $94.59 | 4 |
What the 2025 payments were for
- Food and Beverage$1,425 · 54 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other endocrinologists in Concord
- 1538499934
- 1699159939
- 1902068562
- 1285130096
- 1447506142
- 1992099154
- 1366460594