Doctor profile · Federal record
Dr. James Mastrianni
Neurology Physician (CMS: Neurology) · Chicago, IL
- NPI 1821149808
- Accepts Medicare
- MIPS 87.7 / 100 · 2023
- 37 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
5841 S Maryland Ave
Chicago, IL 606371443
(888) 824-0200 - Mailing address
-
150 Harvester Dr, Suite 300
Burr Ridge, IL 605275919
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- October 24, 2022
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State license (1)
- Illinois #036099006
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821149808. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
349
Distinct HCPCS
7
Medicare allowed
$55,631
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 160 | 120 | $152 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 70 | 59 | $152 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 47 | 47 | $194 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 27 | 27 | $194 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 19 | 19 | $185 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 15 | 15 | $104 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 11 | 11 | $104 |
In context: peer comparison
Among 86 peers in this city , average services per provider: 171. This provider delivers 2.0× the peer median.Open Payments
Industry payments received
All-time total
$17
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Biogen, Inc. | 1 | $17.13 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
781
Patients
214
Total drug cost
$41,345
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Donepezil Hcl | Generic | 243 | 100 | $4,311 |
| Memantine Hcl | Generic | 144 | 44 | $8,144 |
| Sertraline Hcl | Generic | 118 | 37 | $1,403 |
| Quetiapine Fumarate | Generic | 62 | 20 | $932 |
| Rivastigmine | Generic | 57 | 13 | $17,819 |
| Trazodone Hcl | Generic | 31 | 0 | $405 |
| Memantine Hcl Er (Memantine Hcl) | Brand | 27 | 0 | $4,712 |
| Gabapentin | Generic | 23 | 0 | $117 |
| Levetiracetam | Generic | 19 | 0 | $314 |
| Escitalopram Oxalate | Generic | 13 | 0 | $209 |
Frequently asked questions
What is Dr. James Mastrianni's medical specialty?
Dr. James Mastrianni practices Neurology Physician in Chicago, IL.
Where does Dr. James Mastrianni practice?
Dr. James Mastrianni practices at 5841 S Maryland Ave, Chicago, IL 606371443. Office phone: 8888240200.
What is Dr. James Mastrianni's NPI?
Dr. James Mastrianni's National Provider Identifier (NPI) is 1821149808, issued by NPPES.
Does Dr. James Mastrianni accept Medicare assignment?
Yes. Dr. James Mastrianni accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Mastrianni commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.