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Edit this profileWhere to find John Dahunsi, DNP
- Olney location main office
17709 Queen Elizabeth Dr, Olney, MD 20832 - Greenbelt location
7474 Greenway Center Dr Ste 202, Greenbelt, MD 20770 - Frederick location
1003 W 7th St Ste 200, Frederick, MD 21701 - Olney location
3460 Olney Laytonsville Rd Ste 212, Olney, MD 20832
About Dr. Dahunsi
Listed in the NPI registry as a nurse practitioner — psychiatric/mental health, John Dahunsi, DNP practices in Olney, MD. Medicare claims data shows John provided 542 services to 108 patients. The services billed most often include psychotherapy with evaluation and management visit, 30 minutes, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1386378735 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (301) 305-9738
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
17709 QUEEN ELIZABETH DR
Olney, MD 20832
7474 Greenway Center Dr Ste 202
Greenbelt, MD 20770
1003 W 7th St Ste 200
Frederick, MD 21701
3460 Olney Laytonsville Rd Ste 212
Olney, MD 20832
Conditions and Services Within This Provider's Scope
Within Nurse Practitioner - Psychiatric/Mental Health generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Cognitive issues
- Brain Fog and Mental Fatigue
- Dementia with behavioral symptoms
- Mild cognitive impairment
Mood disorders
- Emotional Numbness
- Menopause Mood Swings and Anxiety
- Bipolar disorder
- Depression
- Mood swings
- Postpartum depression
- Premenstrual dysphoric disorder
- Seasonal affective disorder
Sleep
- Neurologic sleep disorders
- Chronic Nightmares
- Insomnia and Sleep Problems
Addiction
Addiction & substance use
Anxiety & panic
Attention & learning
Behavioral health
Behavioral issues
Child & adolescent
- Oppositional defiant disorder
- Severe Temper Tantrums and Meltdowns
Cognitive disorders
- Dementia
- Executive dysfunction
Crisis & safety
Eating disorders
- Anorexia nervosa
- Binge eating
- Eating disorders
Medication side effects
- Involuntary Twitches from Meds
Obsessions & compulsions
Personality disorders
Psychotic disorders
- Delusional disorder
- Hearing Voices and Hallucinations
- Schizoaffective disorder
- Schizophrenia
Stress & lifestyle
Trauma & stress
Procedures & services
Addiction treatment
- Dual Diagnosis Addiction Treatment
- Vivitrol and Naltrexone Treatment
- Suboxone Treatment and MAT
Consultations
- Holistic Mental Health Consultation
- Transcranial Magnetic Stimulation (TMS) Consultation
Crisis care
- Urgent Psychiatric Consultation
Evaluations & paperwork
- Child Psychiatric Evaluation
- Disability Mental Health Evaluation
- Gender-Affirming Mental Health Letter
- Psychiatric Clearance for Surgery
- School Accommodation Evaluation
- Treatment-Resistant Depression Evaluation
- Cognitive Assessment
Evaluations & testing
- ADHD Testing and Diagnosis
- Adolescent Psychiatric Evaluation
- Emotional Support Animal (ESA) Evaluation
- FMLA and Mental Health Leave Paperwork
- Postpartum Mental Health Screening
- Second Opinion on Mental Health Diagnosis
- DNA drug response testing
- Psychiatric evaluation
Interventional treatments
- Ketamine Therapy Consultation
- Spravato (Esketamine) Treatment
Medication management
- Antidepressant Prescription
- Antipsychotic Medication Management
- Anxiety Medication Management
- Benzodiazepine Tapering
- Lithium Monitoring and Blood Level Checks
- Long-Acting Antipsychotic Shot
- Non-Stimulant ADHD Medication Management
- Prescription Refill Visit
- Smoking Cessation Medication Visit
- Stimulant Medication Monitoring
- Switching Antidepressants
- Tardive Dyskinesia Treatment
- Weight Management for Psychiatric Med Side Effects
- Lab Work for Psychiatric Medications
- Medication management
- Mood Stabilizer Management
- Sleep Medication Management
- Tapering Off Psychiatric Medication
Therapy
- Somatic Calming and Relaxation Training
- Acceptance and commitment therapy (ACT)
- Anger Management Counseling
- Bereavement counseling
- Insomnia Treatment (CBT-I)
- Suicide safety planning
Therapy & counseling
- Couples and Family Mental Health Counseling
- Dialectical Behavior Therapy (DBT) Skills
- Cognitive Behavioral Therapy (CBT)
- Exposure and Response Prevention
- Mindfulness-based stress reduction
- Prolonged exposure therapy
- Supportive psychotherapy
Telehealth
- Telepsychiatry
Procedures Most Often Billed to Medicare
542 services · 108 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy with evaluation and management visit, 30 minutes | Treatment | 90833 |
270 | More than most peers in Psychiatric Nurse Practitioner |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
167 | More often than most peers in Psychiatric Nurse Practitioner |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
105 | More often than most peers in Psychiatric Nurse Practitioner |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other nurse practitioners in Olney 2
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2022 at Other 8
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
Also performs Psychotherapy with evaluation and management visit, 30 minutes 8
Providers in MD who bill this service to Medicare most often.
Common questions
What is John Dahunsi's specialty?
John Dahunsi is a nurse practitioner in Olney, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Psychiatric/Mental Health”.
NPI registry
Where can I find John Dahunsi?
John Dahunsi is listed at 17709 Queen Elizabeth Dr, Olney, MD 20832. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact John Dahunsi?
The number on file is (301) 305-9738. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for John Dahunsi?
John Dahunsi's National Provider Identifier is 1386378735. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is John Dahunsi's education?
John Dahunsi attended Other, graduating in 2022. This comes from the CMS National Downloadable File.
CMS public data
How much experience does John Dahunsi have?
John Dahunsi has 4 years experience. Calculated from a graduation year of 2022, reported in the CMS National Downloadable File.
CMS public data
What is John Dahunsi known for?
According to Medicare billing data, John Dahunsi provides treatments such as psychotherapy with evaluation and management visit, 30 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is John Dahunsi's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by John Dahunsi. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.