Charlotte Ng, M.D.
NPI 1245490937ActiveIndividual· Internal Medicine, Cardiovascular Disease· Grand Blanc, MI
Internal Medicine, Cardiovascular Disease (M.D.) with Avocare Health Services and 1 other group, practicing in Grand Blanc, Michigan. Their prescriptions cost Medicare Part D more than their services did: $971,793 for 3,481 claims, against $154,888 paid for services in 2024. Abiomed was the largest of 21 companies reporting payments in 2025, $2,951 in all, mostly food and beverage. Lists Ascension Genesys Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1245490937 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 16, 2008 |
| Last updated in NPPES | Oct 6, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 4301097235 | MI |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 39609 | IA |
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 - Cardiovascular Disease (Cardiology) (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 656 |
|---|---|
| Services billed | 2,441 across 63 procedure codes |
| Paid by Medicare | $154,888 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,481 · 8,042 30-day fills |
|---|---|
| Patients | 446 |
| Total drug cost | $971,793 |
| Generic share | 75% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Avocare Health ServicesDearborn, MI · 8 clinicians
- Cardiovascular Care Associates PLCGrand Blanc, MI · 3 clinicians
Hospital affiliations
- Ascension Genesys HospitalGrand Blanc, MI
- Henry Ford Health HospitalDetroit, MI
Industry payments (Open Payments)
- 2025$2,951 · 118 payments from 21 companies
- 2024$3,720 · 137 payments from 25 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abiomed | $1,266 | 56 |
| Stryker Corporation | $363.06 | 6 |
| Abbott Laboratories | $290.03 | 7 |
| Novo Nordisk Inc | $136.93 | 5 |
| Novartis Pharmaceuticals Corporation | $118.02 | 6 |
What the 2025 payments were for
- Food and Beverage$2,951 · 118 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 20 cardiologists in Grand Blanc · All cardiologists in Michigan