Doctor profile · Federal record

Dr. Charlotte Ng, M.D.

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Cardiovascular Disease Physician · Grand Blanc, MI

  • NPI 1245490937
  • Accepts Medicare
  • MIPS 92.7 / 100 · 2023
  • 22 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9450 S Saginaw RD Ste E
Grand Blanc, MI 484398206
(810) 428-6227
fax (810) 771-7410

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
October 6, 2018
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State licenses (2)
Michigan #4301097235 · Iowa #39609

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245490937. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,248
Distinct HCPCS
10
Medicare allowed
$164,813
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 402 317 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 310 196 $123
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 276 207 $14
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 236 98 $78
Q9950 Injection, sulfur hexafluoride lipid microspheres, per ml 230 46 $18
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 114 104 $170
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 103 99 $184
J2785 Injection, regadenoson, 0.1 mg 100 25 $56
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 84 83 $67
A9500 Technetium tc-99m sestamibi, diagnostic, per study dose 50 25 $184

In context: peer comparison

Among 5 peers in this city , average services per provider: 100. This provider delivers 22× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,546
Transactions
123
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABIOMED 40 $1,086.83
Abbott Laboratories 8 $604.76
Novartis Pharmaceuticals Corporation 9 $255.92
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 12 $250.41
Boehringer Ingelheim Pharmaceuticals, Inc. 9 $187.43
PFIZER INC. 9 $179.08
Merck Sharp & Dohme LLC 8 $143.88
Alnylam Pharmaceuticals Inc. 6 $101.30
Kiniksa Pharmaceuticals International, plc 4 $95.33
Inari Medical, Inc. 1 $93.47
Boston Scientific Corporation 3 $78.22
Amgen Inc. 5 $71.16
Janssen Pharmaceuticals, Inc 4 $68.51
Kestra Medical Technology Services, Inc. 3 $67.56
Actelion Pharmaceuticals US, Inc. 2 $37.74

By nature of payment

Food and Beverage
$3,313
Education
$233

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,354
Patients
676
Total drug cost
$641,515
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 322 97 $7,694
Eliquis (Apixaban) Brand 272 71 $283,034
Metoprolol Succinate Generic 260 72 $6,912
Carvedilol Generic 200 54 $3,568
Metoprolol Tartrate Generic 192 62 $1,737
Losartan Potassium Generic 168 52 $3,918
Xarelto (Rivaroxaban) Brand 132 32 $158,440
Lisinopril Generic 130 38 $1,364
Entresto (Sacubitril/Valsartan) Brand 124 29 $166,271
Furosemide Generic 115 35 $800

Frequently asked questions

Auto-generated from federal data
What is Dr. Charlotte Ng's medical specialty?
Dr. Charlotte Ng practices Cardiovascular Disease Physician in Grand Blanc, MI.
Where does Dr. Charlotte Ng practice?
Dr. Charlotte Ng practices at 9450 S Saginaw RD Ste E, Grand Blanc, MI 484398206. Office phone: 8104286227.
What is Dr. Charlotte Ng's NPI?
Dr. Charlotte Ng's National Provider Identifier (NPI) is 1245490937, issued by NPPES.
Does Dr. Charlotte Ng accept Medicare assignment?
Yes. Dr. Charlotte Ng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charlotte Ng commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.