Provider Profile
Margaret E. Woltjer, PhD
Unclaimed ProfileAbout Dr. Woltjer
Margaret E. Woltjer, PhD is a psychologist — clinical practicing in Grand Rapids, MI. According to Medicare claims data, the services billed most often include psychotherapy, 1 hour.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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) 285-9600
- Email not available
Practice Locations
2020 RAYBROOK ST SE SUITE 203
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
- Child behavioral problems
- Child Not Talking at School
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
- Concussion emotional symptoms
- Hatred of Specific Sounds
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
- 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
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
99 services · 13 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy, 1 hour | Treatment | 90837 |
99 | Less often than most peers in Psychologist — Clinical |
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 psychologists at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 — 32 related providers in 4 groups
Other psychologists in Grand Rapids 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1992 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy, 1 hour 8
Providers in MI who bill this service to Medicare most often.
Common questions
What is Margaret E. Woltjer's specialty?
Margaret E. Woltjer is a psychologist in Grand Rapids, MI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychologist — Clinical”.
NPI registry
Where can I find Margaret E. Woltjer?
Margaret E. Woltjer is listed at 2020 Raybrook St Se Suite 203, Grand Rapids, MI 49546. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Margaret E. Woltjer?
The number on file is (616) 285-9600. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Margaret E. Woltjer?
Margaret E. Woltjer's National Provider Identifier is 1710031851. 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 Margaret E. Woltjer's education?
Margaret E. Woltjer attended Other, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Margaret E. Woltjer have?
Margaret E. Woltjer has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
What is Margaret E. Woltjer known for?
According to Medicare billing data, Margaret E. Woltjer provides treatments such as psychotherapy, 1 hour. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Margaret E. Woltjer's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Margaret E. Woltjer. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.