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Edit this profileAt a glance
- 1653 W Congress Pkwy, Chicago, IL 60612
About Conrad Duncker
Conrad O. Duncker is a nurse practitioner — psychiatric/mental health practicing in Chicago, IL. Conrad trained at Rush Medical College of Rush University, graduating in 2018. Medicare claims data shows Conrad provided 51 services to 50 patients. The services billed most often include hospital discharge day management, 30 minutes or less and psychiatric diagnostic evaluation. This provider record is associated with NPI 1811549645.
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
- (312) 942-5000
- Email not available
Practice Locations
1653 W CONGRESS PKWY
Chicago, IL 60612
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
Addiction
Addiction & substance use
Anxiety & panic
Attention & learning
Behavioral health
Behavioral issues
Child & adolescent
Cognitive disorders
- Dementia
- Executive dysfunction
Cognitive issues
- Brain Fog and Mental Fatigue
- Dementia with behavioral symptoms
- Mild cognitive impairment
Crisis & safety
Eating disorders
Medication side effects
Mood disorders
- Bipolar disorder
- Depression
- Emotional Numbness
- Menopause Mood Swings and Anxiety
- Mood swings
- Postpartum depression
- Premenstrual dysphoric disorder
- Seasonal affective disorder
Obsessions & compulsions
Personality disorders
Psychotic disorders
Sleep
- Chronic Nightmares
- Insomnia and Sleep Problems
- Neurologic sleep disorders
Stress & lifestyle
Trauma & stress
Procedures & services
Addiction treatment
- Dual Diagnosis Addiction Treatment
- Suboxone Treatment and MAT
- Vivitrol and Naltrexone Treatment
Consultations
- Holistic Mental Health Consultation
- Transcranial Magnetic Stimulation (TMS) Consultation
Crisis care
- Urgent Psychiatric Consultation
Evaluations & paperwork
- Child Psychiatric Evaluation
- Cognitive Assessment
- Disability Mental Health Evaluation
- Gender-Affirming Mental Health Letter
- Psychiatric Clearance for Surgery
- School Accommodation Evaluation
- Treatment-Resistant Depression Evaluation
Evaluations & testing
- ADHD Testing and Diagnosis
- Adolescent Psychiatric Evaluation
- DNA drug response testing
- Emotional Support Animal (ESA) Evaluation
- FMLA and Mental Health Leave Paperwork
- Postpartum Mental Health Screening
- Psychiatric evaluation
- Second Opinion on Mental Health Diagnosis
Interventional treatments
- Ketamine Therapy Consultation
- Spravato (Esketamine) Treatment
Medication management
- Antidepressant Prescription
- Antipsychotic Medication Management
- Anxiety Medication Management
- Benzodiazepine Tapering
- Lab Work for Psychiatric Medications
- Lithium Monitoring and Blood Level Checks
- Long-Acting Antipsychotic Shot
- Medication management
- Mood Stabilizer Management
- Non-Stimulant ADHD Medication Management
- Prescription Refill Visit
- Sleep Medication Management
- Smoking Cessation Medication Visit
- Stimulant Medication Monitoring
- Switching Antidepressants
- Tapering Off Psychiatric Medication
- Tardive Dyskinesia Treatment
- Weight Management for Psychiatric Med Side Effects
Telehealth
Therapy
- Acceptance and commitment therapy (ACT)
- Anger Management Counseling
- Bereavement counseling
- Insomnia Treatment (CBT-I)
- Somatic Calming and Relaxation Training
- Suicide safety planning
Therapy & counseling
- Cognitive Behavioral Therapy (CBT)
- Couples and Family Mental Health Counseling
- Dialectical Behavior Therapy (DBT) Skills
- Exposure and Response Prevention
- Mindfulness-based stress reduction
- Prolonged exposure therapy
- Supportive psychotherapy
Procedures Most Often Billed to Medicare
51 services · 50 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychiatric diagnostic evaluation | Treatment | 90791 |
25 | As often as other peers in Psychiatric Nurse Practitioner |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
26 | As often as other 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 at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other nurse practitioners in Chicago 7
Same specialty, same city.
Trained at Rush Medical College of Rush University 8
Other providers in the same specialty who trained at the same institution.
Class of 2018 at Rush Medical College of Rush University 8
Providers who graduated from the same medical school in the same year.
Also performs Psychiatric diagnostic evaluation 8
Providers in IL who bill this service to Medicare most often.
Common questions
What kind of doctor is Conrad O. Duncker?
Conrad O. Duncker is a nurse practitioner in Chicago, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Psychiatric/Mental Health”.
NPI registry
What is Conrad O. Duncker's address?
Conrad O. Duncker is listed at 1653 W Congress Pkwy, Chicago, IL 60612. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Conrad O. Duncker?
The number on file is (312) 942-5000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Conrad O. Duncker?
Conrad O. Duncker's National Provider Identifier is 1811549645. 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
Where did Conrad O. Duncker train?
Conrad O. Duncker attended Rush Medical College of Rush University, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Conrad O. Duncker have?
Conrad O. Duncker has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
What procedures does Conrad O. Duncker perform?
According to Medicare billing data, Conrad O. Duncker provides treatments such as psychiatric diagnostic evaluation, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Conrad O. Duncker's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Conrad O. Duncker. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.