Doctor profile · Federal record
Dr. Paul Mazaris, MD
Neurological Surgery Physician (CMS: Neurosurgery) · Neurological Surgery Physician · Grand Rapids, MI
- NPI 1386841187
- Accepts Medicare
- MIPS 93.8 / 100 · 2023
- 19 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
275 Michigan St Ne
Grand Rapids, MI 495032531
(616) 267-7900
fax (616) 267-7901 - Mailing address
-
100 Michigan St Ne # Mc845
Grand Rapids, MI 495032560
Credentials & registration
- NPI registered
- June 2007 — 19 yrs on file
- Profile last updated
- December 10, 2024
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 207T00000X — NUCC code
- State licenses (2)
- Michigan #4301090301 · Connecticut #052805
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1386841187. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
190
Distinct HCPCS
7
Medicare allowed
$29,464
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99203 |
New patient office or other outpatient visit, 30-44 minutes | 56 | 56 | $107 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 39 | 27 | $123 | |
76937 |
Ultrasonic guidance for blood vessel access | 23 | 19 | $14 | |
36224 |
Insertion of tube into internal neck artery for diagnosis or treatment with review by radiologist | 22 | 18 | $348 | |
99152 |
Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | 18 | 17 | $12 | |
36223 |
Insertion of tube into intracranial artery for diagnosis or treatment with review by radiologist | 16 | 15 | $218 | |
36226 |
Insertion of tube into brain artery for diagnosis or treatment with review by radiologist | 16 | 14 | $435 |
In context: peer comparison
Among 10 peers in Grand Rapids Neurological Surgery Physician, average services per provider: 26. This provider delivers 7.3× the peer median.Open Payments
Industry payments received
All-time total
$18,316
Transactions
57
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Stryker Corporation | 26 | $17,503.05 | |
| DePuy Synthes Sales INC. | 6 | $280.12 | |
| Medtronic, INC. | 16 | $152.60 | |
| Imperative Care, INC | 1 | $151.89 | |
| Aesculap, INC. | 1 | $70.44 | |
| MicroVention, INC. | 2 | $56.35 | |
| Pfizer INC. | 1 | $23.87 | |
| Neurelis, INC. | 1 | $21.08 | |
| Csl Behring | 1 | $20.00 | |
| Integra LifeSciences Corporation | 1 | $18.77 | |
| Penumbra, INC. | 1 | $17.58 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
29
Patients
17
Total drug cost
$271
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 29 | 17 | $271 |
Hospital affiliations
Frequently asked questions
What is Dr. Paul Mazaris's medical specialty?
Dr. Paul Mazaris practices Neurological Surgery Physician in Grand Rapids, MI.
Where does Dr. Paul Mazaris practice?
Dr. Paul Mazaris practices at 275 Michigan St Ne, Grand Rapids, MI 495032531. Office phone: 6162677900.
What is Dr. Paul Mazaris's NPI?
Dr. Paul Mazaris's National Provider Identifier (NPI) is 1386841187, issued by NPPES.
Does Dr. Paul Mazaris accept Medicare assignment?
Yes. Dr. Paul Mazaris accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Paul Mazaris commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99214); Ultrasonic guidance for blood vessel access (HCPCS 76937). Source: CMS Medicare Physician & Other Practitioners file.