Doctor profile · Federal record
Dr. Gregory Niedzwiecki, PA-C
Physician Assistant · Intermediate Emergency Medical Technician · Lansing, MI
- NPI 1720305592
- 16 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1215 E Michigan Ave, C/O Emergency Department
Lansing, MI 489121811
(517) 364-1000
Credentials & registration
- NPI registered
- May 2010 — 16 yrs on file
- Profile last updated
- December 18, 2014
- Specialty taxonomy
- 363A00000X — NUCC code
- State licenses (2)
- Michigan #5601005718 · Michigan #3202006021
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1720305592. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
115
Distinct HCPCS
3
Medicare allowed
$16,052
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 58 | 58 | $147 | |
99284 |
Emergency department visit with moderate level of medical decision making | 33 | 33 | $101 | |
99291 |
Critical care, first 30-74 minutes | 24 | 24 | $176 |
In context: peer comparison
Among 38 peers in Lansing Physician Assistant, average services per provider: 59. This provider delivers 1.9× the peer median.Open Payments
Industry payments received
All-time total
$32
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Ucb, INC. | 1 | $31.63 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
34
Patients
33
Total drug cost
$170
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 18 | 18 | $136 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 16 | 15 | $34 |
Frequently asked questions
What is Dr. Gregory Niedzwiecki's medical specialty?
Dr. Gregory Niedzwiecki practices Physician Assistant in Lansing, MI.
Where does Dr. Gregory Niedzwiecki practice?
Dr. Gregory Niedzwiecki practices at 1215 E Michigan Ave, Lansing, MI 489121811. Office phone: 5173641000.
What is Dr. Gregory Niedzwiecki's NPI?
Dr. Gregory Niedzwiecki's National Provider Identifier (NPI) is 1720305592, issued by NPPES.
What procedures does Dr. Gregory Niedzwiecki commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.