Doctor profile · Federal record
Dr. William Merhi, DO
Interventional Cardiology Physician (CMS: Cardiovascular Disease (Cardiology)) · Grand Rapids, MI
- NPI 1386786044
- Accepts Medicare
- MIPS 93.8 / 100 · 2023
- 27 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
221 Michigan St Ne Ste 300
Grand Rapids, MI 495032537
(616) 391-9415 - Mailing address
-
100 Michigan St Ne, Mc 845
Grand Rapids, MI 495032560
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- March 14, 2022
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207RI0011X — NUCC code
- State license (1)
- Michigan #5101014174
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1386786044. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
259
Distinct HCPCS
6
Medicare allowed
$58,986
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 80 | 75 | $87 | |
33361 |
Replacement of aortic valve through the skin and femoral artery | 49 | 49 | $743 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 47 | 46 | $124 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 44 | 44 | $162 | |
94010 |
Test to measure expiratory airflow and volume | 22 | 22 | $17 | |
33370 |
Placement and subsequent removal of device to protect brain from embolism through catheter using imaging guidance | 17 | 17 | $132 |
In context: peer comparison
Among 8 peers in Grand Rapids Interventional Cardiology Physician, average services per provider: 61. This provider delivers 4.2× the peer median.Open Payments
Industry payments received
All-time total
$19,104
Transactions
55
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, INC. | 35 | $15,137.69 | |
| Edwards Lifesciences Corporation | 9 | $2,467.40 | |
| Abbott Laboratories | 10 | $1,476.19 | |
| Ancora Heart, INC. | 1 | $22.67 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
70
Patients
38
Total drug cost
$17,392
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 31 | 24 | $36 |
| Amoxicillin | Generic | 15 | 14 | $11 |
| Eliquis (Apixaban) | Brand | 12 | 0 | $8,751 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 12 | 0 | $8,594 |
Hospital affiliations
Frequently asked questions
What is Dr. William Merhi's medical specialty?
Dr. William Merhi practices Interventional Cardiology Physician in Grand Rapids, MI.
Where does Dr. William Merhi practice?
Dr. William Merhi practices at 221 Michigan St Ne Ste 300, Grand Rapids, MI 495032537. Office phone: 6163919415.
What is Dr. William Merhi's NPI?
Dr. William Merhi's National Provider Identifier (NPI) is 1386786044, issued by NPPES.
Does Dr. William Merhi accept Medicare assignment?
Yes. Dr. William Merhi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Merhi commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Replacement of aortic valve through the skin and femoral artery (HCPCS 33361); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.