Doctor profile · Federal record
Dr. John Dahunsi, DNP
Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Olney, MD
- NPI 1386378735
- Accepts Medicare
- 4 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
17709 Queen Elizabeth Dr
Olney, MD 208322137
(301) 305-9738 - Additional location
-
1003 W 7Th St Ste 200
Frederick, MD 217014106
(301) 245-6300 - Additional location
-
3460 Olney Laytonsville RD Ste 212
Olney, MD 208323701
(301) 982-3437 - Additional location
-
7474 Greenway Center Dr Ste 202
Greenbelt, MD 207703504
(240) 304-6071
fax (845) 231-6078
Show 1 more location
Credentials & registration
- NPI registered
- July 2022 — 4 yrs on file
- Profile last updated
- July 10, 2023
- Year of graduation
- 2022 — 4 yrs since
- Specialty taxonomy
- 363LP0808X — NUCC code
- State license (1)
- Maryland #R201599
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1386378735. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
315
Distinct HCPCS
4
Medicare allowed
$26,951
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90833 |
Psychotherapy with evaluation and management visit, 30 minutes | 145 | 32 | $63 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 117 | 29 | $86 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 29 | 17 | $119 | |
90792 |
Psychiatric diagnostic evaluation with medical services | 24 | 23 | $181 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 450. This provider delivers 0.7× the peer median.Open Payments
Industry payments received
All-time total
$1,276
Transactions
54
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Pharmaceuticals, Inc | 8 | $273.82 | |
| Supernus Pharmaceuticals, Inc. | 13 | $260.31 | |
| ABBVIE INC. | 11 | $195.44 | |
| Corium, LLC | 6 | $188.37 | |
| Neurocrine Biosciences, Inc. | 4 | $96.43 | |
| Lundbeck LLC | 3 | $68.25 | |
| Teva Pharmaceuticals USA, Inc. | 2 | $39.25 | |
| Neos Therapeutics, LP | 2 | $38.19 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $32.06 | |
| Axsome Therapeutics, Inc. | 1 | $27.01 | |
| Otsuka America Pharmaceutical, Inc. | 1 | $23.76 | |
| Vertical Pharmaceuticals, LLC | 1 | $17.20 | |
| Noven Therapeutics, LLC | 1 | $16.17 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
119
Patients
0
Total drug cost
$2,514
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Sertraline Hcl | Generic | 25 | 0 | $196 |
| Lamotrigine | Generic | 18 | 0 | $222 |
| Bupropion Xl (Bupropion Hcl) | Brand | 17 | 0 | $370 |
| Gabapentin | Generic | 13 | 0 | $181 |
| Clonazepam | Generic | 12 | 0 | $19 |
| Divalproex Sodium | Generic | 12 | 0 | $853 |
| Hydroxyzine Hcl | Generic | 11 | 0 | $300 |
| Methylphenidate Hcl | Generic | 11 | 0 | $373 |
Frequently asked questions
What is Dr. John Dahunsi's medical specialty?
Dr. John Dahunsi practices Psychiatric/Mental Health Nurse Practitioner in Olney, MD.
Where does Dr. John Dahunsi practice?
Dr. John Dahunsi practices at 17709 Queen Elizabeth Dr, Olney, MD 208322137. Office phone: 3013059738.
What is Dr. John Dahunsi's NPI?
Dr. John Dahunsi's National Provider Identifier (NPI) is 1386378735, issued by NPPES.
Does Dr. John Dahunsi accept Medicare assignment?
Yes. Dr. John Dahunsi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Dahunsi commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy with evaluation and management visit (HCPCS 90833); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.