Doctor profile · Federal record
Dr. Ronald Winfield, MD
Psychiatry Physician (CMS: Psychiatry) · North Chelmsford, MA
- NPI 1679554927
- Accepts Medicare
- 53 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
73 Princeton St, Suite 203
North Chelmsford, MA 018631559
(978) 256-6579
fax (978) 256-1943
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- May 18, 2015
- Year of graduation
- 1973 — 53 yrs since
- Specialty taxonomy
- 2084P0800X — NUCC code
- State license (1)
- Massachusetts #36859
- Medicaid
- MA #2029693
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1679554927. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
988
Distinct HCPCS
5
Medicare allowed
$200,090
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90868 |
Treatment using magnetic field to stimulate nerve cells in brain, subsequent delivery and management | 757 | 18 | $218 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 108 | 26 | $131 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 80 | 29 | $94 | |
90867 |
Treatment using magnetic field to stimulate nerve cells in brain, initial delivery and management | 27 | 16 | $375 | |
90792 |
Psychiatric diagnostic evaluation with medical services | 16 | 16 | $209 |
In context: peer comparison
Among 1 peers in North Chelmsford Psychiatry Physician, average services per provider: 197. This provider delivers 5.0× the peer median.Open Payments
Industry payments received
All-time total
$100
Transactions
4
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Teva Pharmaceuticals USA, INC. | 2 | $61.34 | |
| Corium, LLC | 1 | $24.07 | |
| Lundbeck LLC | 1 | $14.53 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
652
Patients
60
Total drug cost
$11,140
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Lorazepam | Generic | 83 | 19 | $369 |
| Trazodone Hcl | Generic | 63 | 17 | $1,809 |
| Quetiapine Fumarate | Generic | 60 | 0 | $1,156 |
| Escitalopram Oxalate | Generic | 56 | 11 | $1,196 |
| Bupropion Hcl SR (Bupropion Hcl) | Brand | 51 | 13 | $1,279 |
| Venlafaxine Hcl ER (Venlafaxine Hcl) | Brand | 44 | 0 | $1,525 |
| Mirtazapine | Generic | 42 | 0 | $893 |
| Fluoxetine Hcl | Generic | 39 | 0 | $688 |
| Alprazolam | Generic | 35 | 0 | $103 |
| Lamotrigine | Generic | 34 | 0 | $410 |
Frequently asked questions
What is Dr. Ronald Winfield's medical specialty?
Dr. Ronald Winfield practices Psychiatry Physician in North Chelmsford, MA.
Where does Dr. Ronald Winfield practice?
Dr. Ronald Winfield practices at 73 Princeton St, North Chelmsford, MA 018631559. Office phone: 9782566579.
What is Dr. Ronald Winfield's NPI?
Dr. Ronald Winfield's National Provider Identifier (NPI) is 1679554927, issued by NPPES.
Does Dr. Ronald Winfield accept Medicare assignment?
Yes. Dr. Ronald Winfield accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ronald Winfield commonly perform?
Top Medicare-reported procedures in 2023: Treatment using magnetic field to stimulate nerve cells in brain, subsequent delivery and management (HCPCS 90868); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.