Doctor profile · Federal record
Dr. Zeyad Sako, MD
Medical Oncology Physician (CMS: Medical Oncology) · Grand Rapids, MI
- NPI 1588016448
- Accepts Medicare
- MIPS 93.8 / 100 · 2023
- 13 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
145 Michigan St Ne Ste 5200
Grand Rapids, MI 495032565
(616) 486-6700 - Mailing address
-
100 Michigan St Ne # Mc845
Grand Rapids, MI 495032560
Credentials & registration
- NPI registered
- July 2016 — 10 yrs on file
- Profile last updated
- August 15, 2022
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207RX0202X — NUCC code
- State license (1)
- Michigan #4301117480
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1588016448. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
438
Distinct HCPCS
6
Medicare allowed
$54,948
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 147 | 72 | $94 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 122 | 63 | $135 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 83 | 46 | $163 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 40 | 40 | $168 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 24 | 12 | $76 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 22 | 21 | $122 |
In context: peer comparison
Among 3 peers in Grand Rapids Medical Oncology Physician, average services per provider: 56. This provider delivers 7.8× the peer median.Open Payments
Industry payments received
All-time total
$1,331
Transactions
10
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 1 | $525.00 | |
| Ipsen Biopharmaceuticals, INC | 2 | $177.97 | |
| Regeneron Pharmaceuticals, INC. | 1 | $171.78 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $124.99 | |
| Regeneron Healthcare Solutions, INC. | 1 | $124.99 | |
| Sanofi-Aventis U.S. LLC | 1 | $99.99 | |
| Incyte Corporation | 1 | $59.12 | |
| Abbvie INC. | 1 | $28.97 | |
| Merck Sharp & Dohme LLC | 1 | $18.09 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
356
Patients
121
Total drug cost
$628,144
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prochlorperazine Maleate | Generic | 134 | 69 | $1,813 |
| Anastrozole | Generic | 62 | 19 | $923 |
| Dexamethasone | Generic | 37 | 16 | $401 |
| Olanzapine | Generic | 25 | 17 | $106 |
| Letrozole | Generic | 17 | 0 | $330 |
| Sunitinib Malate | Generic | 15 | 0 | $47,231 |
| Braftovi (Encorafenib) | Brand | 14 | 0 | $220,441 |
| Levothyroxine Sodium | Generic | 14 | 0 | $233 |
| Mektovi (Binimetinib) | Brand | 14 | 0 | $154,895 |
| Ondansetron Hcl | Generic | 12 | 0 | $129 |
Hospital affiliations
Frequently asked questions
What is Dr. Zeyad Sako's medical specialty?
Dr. Zeyad Sako practices Medical Oncology Physician in Grand Rapids, MI.
Where does Dr. Zeyad Sako practice?
Dr. Zeyad Sako practices at 145 Michigan St Ne Ste 5200, Grand Rapids, MI 495032565. Office phone: 6164866700.
What is Dr. Zeyad Sako's NPI?
Dr. Zeyad Sako's National Provider Identifier (NPI) is 1588016448, issued by NPPES.
Does Dr. Zeyad Sako accept Medicare assignment?
Yes. Dr. Zeyad Sako accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zeyad Sako commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.