Doctor profile · Federal record

Dr. James Mazgaj, M.D.

Psychiatry Physician (CMS: Psychiatry) · Florence, SC

  • NPI 1912039108
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
125 E Cheves St
Florence, SC 295062526
(843) 317-4089
fax (843) 317-4096

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
South Carolina #219905
Medicaid
SC #376241

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912039108. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,295
Distinct HCPCS
10
Medicare allowed
$184,915
HCPCS Description Services Patients Avg allowed
96372 Injection of drug or substance under skin or into muscle 721 99 $13
90837 Psychotherapy, 1 hour 709 66 $141
90791 Psychiatric diagnostic evaluation 294 116 $151
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 219 98 $21
99213 Established patient office or other outpatient visit, 20-29 minutes 84 52 $62
90832 Psychotherapy, 30 minutes 74 42 $72
99214 Established patient office or other outpatient visit, 30-39 minutes 71 45 $92
90834 Psychotherapy, 45 minutes 68 31 $96
J1631 Injection, haloperidol decanoate, per 50 mg 40 12 $8
90792 Psychiatric diagnostic evaluation with medical services 15 15 $166

In context: peer comparison

Among 3 peers in Florence Psychiatry Physician, average services per provider: 174. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$881
Transactions
36
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 14 $447.30
Alkermes, INC. 5 $154.13
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 6 $99.91
Indivior INC. 4 $57.80
Otsuka America Pharmaceutical, INC. 3 $48.85
Janssen Pharmaceuticals, INC 2 $34.11
E.R. Squibb & Sons, L.L.C. 1 $20.26
Teva Pharmaceuticals USA, INC. 1 $18.68

By nature of payment

Food and Beverage
$881

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,736
Patients
436
Total drug cost
$396,856
Drug Type Claims Patients Total cost
Trazodone Hcl Generic 214 62 $2,792
Quetiapine Fumarate Generic 207 54 $3,663
Benztropine Mesylate Generic 191 68 $2,795
Risperidone Generic 138 36 $1,479
Invega Sustenna (Paliperidone Palmitate) Brand 126 19 $345,819
Bupropion Xl (Bupropion Hcl) Brand 103 25 $1,626
Sertraline Hcl Generic 91 28 $805
Aripiprazole Generic 90 26 $18,655
Haloperidol Decanoate Generic 88 13 $4,745
Buspirone Hcl Generic 86 22 $1,551

Frequently asked questions

Auto-generated from federal data
What is Dr. James Mazgaj's medical specialty?
Dr. James Mazgaj practices Psychiatry Physician in Florence, SC.
Where does Dr. James Mazgaj practice?
Dr. James Mazgaj practices at 125 E Cheves St, Florence, SC 295062526. Office phone: 8433174089.
What is Dr. James Mazgaj's NPI?
Dr. James Mazgaj's National Provider Identifier (NPI) is 1912039108, issued by NPPES.
Does Dr. James Mazgaj accept Medicare assignment?
Yes. Dr. James Mazgaj accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Mazgaj commonly perform?
Top Medicare-reported procedures in 2023: Injection of drug or substance under skin or into muscle (HCPCS 96372); Psychotherapy (HCPCS 90837); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.