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Edit this profileAt a glance
- 4100 Lake Dr Se, Ste 305, Grand Rapids, MI 49546
About Dr. Willmarth
Eric Willmarth, PhD is a clinical psychologist based in Grand Rapids, MI. Eric is a 1999 graduate of Oregon Health Sciences University School of Medicine. Eric is also listed as specializing in psychologist — clinical. Medicare claims data shows Eric provided 185 services to 185 patients. The services billed most often include evaluation of psychological test, first hour and psychiatric diagnostic evaluation. The provider's National Provider Identifier (NPI) is 1275638041.
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
- (616) 285-1377
- Email not available
Practice Locations
4100 LAKE DR SE STE 305
Grand Rapids, MI 49546
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
Anxiety
Behavioral
Child & adolescent
Cognitive
Dissociative
Eating & Body Image
Health & Pain
Identity
Interpersonal
Life transitions
Mood & Emotion
- Anger issues
- Bipolar disorder
- Illness anxiety disorder
- Panic disorder
- Postpartum depression
- Social anxiety disorder
- Specific phobias
Neurodevelopmental
Personal Growth
Personality
Self-harm & crisis
Sensory & neurological
Severe mental illness
Sleep
Stress & Lifestyle
Stress & lifestyle
Work & identity
Procedures & services
Most searched procedures
Assessments
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
Child & adolescent
Crisis & safety
Group Programs
Individual therapy
Interpersonal
Mind-Body
Parenting & Support
Psychodynamic & Integrative
- Internal family systems (IFS)
- Interpersonal psychotherapy
- Psychodynamic psychotherapy
- Schema Therapy
Relationship & family
Skill building
Sleep & Health
Specialized therapy
Stress & Lifestyle
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
185 services · 185 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Evaluation of psychological test, first hour | Treatment | 96130 |
93 | More often than most peers in Clinical Psychologist |
| Psychiatric diagnostic evaluation | Treatment | 90791 |
92 | More 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.
Other clinical psychologists at this location 1
Same specialty, same street address — most likely the same department or group.
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.
Other clinical psychologists in Grand Rapids 8
Same specialty, same city.
More connections — 17 related providers in 3 groups
Trained at Oregon Health Sciences University School of Medicine 1
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Oregon Health Sciences University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Evaluation of psychological test, first hour 8
Providers in MI who bill this service to Medicare most often.
Common questions
What does Dr. Willmarth specialize in?
Dr. Willmarth is a clinical psychologist in Grand Rapids, MI. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Willmarth located?
Dr. Willmarth is listed at 4100 Lake Dr Se Ste 305, Grand Rapids, MI 49546. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Willmarth's phone number?
The number on file is (616) 285-1377. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Willmarth?
Dr. Willmarth's National Provider Identifier is 1275638041. 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 Dr. Willmarth go to medical school?
Dr. Willmarth attended Oregon Health Sciences University School of Medicine, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Willmarth have?
Dr. Willmarth has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Willmarth do most often?
According to Medicare billing data, Dr. Willmarth provides treatments such as evaluation of psychological test, first hour and psychiatric diagnostic evaluation. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Willmarth's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Willmarth. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.