Provider Profile
Lynn Fitzsimmons, PhD
Unclaimed ProfileAbout Dr. Fitzsimmons
Lynn Fitzsimmons, PhD is a clinical psychologist practicing in Thiensville, WI. Lynn is also listed as specializing in psychologist. According to Medicare claims data, the services billed most often include psychotherapy, 1 hour. This provider record is associated with NPI 1629397815.
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
- (414) 861-2174
- Email not available
Practice Locations
216 GREEN BAY RD STE 108
Thiensville, WI 53092
Concerns and Conditions Addressed
Within Clinical Psychology 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
Most searched conditions
Abuse & trauma
Addiction
- Alcohol use disorder
- Drug addiction
- Gambling Addiction
- Porn addiction
- Video Game Addiction
Anxiety
- Agoraphobia
- Childhood Anxiety and Depression
Behavioral
Child & adolescent
- Child behavioral problems
- Child Not Talking at School
Cognitive
- Mild cognitive impairment
Dissociative
- Dissociative disorders
Eating & Body Image
Health & Pain
Identity
Interpersonal
Life transitions
- Divorce adjustment
- Identity crisis
Mood & Emotion
- Anger issues
- Bipolar disorder
- Illness anxiety disorder
- Panic disorder
- Postpartum depression
- Social anxiety disorder
- Specific phobias
Neurodevelopmental
- Autism
- Learning disorders
Personal Growth
Personality
- Borderline personality disorder
- Perfectionism
Self-harm & crisis
Sensory & neurological
- Concussion emotional symptoms
- Hatred of Specific Sounds
Severe mental illness
- Schizophrenia
Sleep
- Chronic Nightmares
- Insomnia
Stress & Lifestyle
Stress & lifestyle
Work & identity
Procedures & services
Most searched procedures
Assessments
- Autism screening
- Dementia Screening
- Gender Affirming Care Assessment
- Memory testing
Behavioral Interventions
- Acceptance and commitment therapy (ACT)
- Anger management
- Dialectical behavior therapy (DBT)
- Exposure and response prevention (ERP)
- Habit reversal training
- Prolonged exposure therapy
Brain-based therapies
- Neurofeedback
Child & adolescent
- Parent-child interaction therapy
- Play therapy
Crisis & safety
- Suicide safety planning
Group Programs
Individual therapy
- Behavioral activation
- Compassion-Focused Therapy
- Solution-focused brief therapy
Interpersonal
Mind-Body
Parenting & Support
Psychodynamic & Integrative
- Internal family systems (IFS)
- Interpersonal psychotherapy
- Psychodynamic psychotherapy
- Schema Therapy
Relationship & family
- Co-parenting counseling
Skill building
- Executive functioning coaching
Sleep & Health
- Insomnia Treatment (CBT-I)
- Pain Reprocessing Therapy
Specialized therapy
- Ketamine-assisted counseling
Stress & Lifestyle
- Stress Management Counseling
Testing & evaluation
- ADHD Evaluation
- Bariatric Surgery Evaluation
- Emotional Support Animal Evaluation
- Forensic psychological evaluation
- Neuropsychological Testing
- Psychoeducational Testing
Therapy formats
Trauma therapy
Procedures Most Often Billed to Medicare
114 services · 11 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy, 1 hour | Treatment | 90837 |
114 | Less often than most peers in Clinical Psychologist |
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.
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.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2009 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, 1 hour 8
Providers in WI who bill this service to Medicare most often.
Common questions
What is Dr. Fitzsimmons's specialty?
Dr. Fitzsimmons is a clinical psychologist in Thiensville, WI. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Dr. Fitzsimmons?
Dr. Fitzsimmons is listed at 216 Green Bay Rd Ste 108, Thiensville, WI 53092. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Fitzsimmons?
The number on file is (414) 861-2174. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Fitzsimmons?
Dr. Fitzsimmons's National Provider Identifier is 1629397815. 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 Dr. Fitzsimmons's medical education?
Dr. Fitzsimmons attended Other, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Fitzsimmons have?
Dr. Fitzsimmons has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Fitzsimmons known for?
According to Medicare billing data, Dr. Fitzsimmons provides treatments such as psychotherapy, 1 hour. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Fitzsimmons's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Fitzsimmons. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.