Provider Profile
Harvey L. Gewanter, PhD
Unclaimed ProfileAbout Dr. Gewanter
Listed in the NPI registry as a psychologist — clinical, Harvey L. Gewanter, PhD practices in Baltimore, MD. According to Medicare claims data, Harvey cared for 51 Medicare patients across 154 services. The services billed most often include psychotherapy, 1 hour, administration of psychological or neuropsychological test, first 30 minutes, and evaluation of psychological test, first 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
- (410) 764-8209
- Email not available
Practice Locations
6918 RIDGE RD
Baltimore, MD 21237
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
154 services · 51 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy, 1 hour | Treatment | 90837 |
119 | Less often than most peers in Psychologist — Clinical |
| Administration of psychological or neuropsychological test, first 30 minutes | Treatment | 96136 |
12 | Less often than most peers in Psychologist — Clinical |
| Evaluation of psychological test, first hour | Treatment | 96130 |
12 | Less often than most peers in Psychologist — Clinical |
| Psychiatric diagnostic evaluation | Treatment | 90791 |
11 | 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.
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.
Other psychologists in Baltimore 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1982 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy, 1 hour 8
Providers in MD who bill this service to Medicare most often.
Common questions
What is Dr. Gewanter's specialty?
Dr. Gewanter is a psychologist in Baltimore, MD. 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 Dr. Gewanter?
Dr. Gewanter is listed at 6918 Ridge Rd, Baltimore, MD 21237. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Gewanter?
The number on file is (410) 764-8209. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Gewanter's NPI number?
Dr. Gewanter's National Provider Identifier is 1255485546. 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. Gewanter's medical education?
Dr. Gewanter attended Other, graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Gewanter been practicing?
Dr. Gewanter has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Gewanter known for?
According to Medicare billing data, Dr. Gewanter provides treatments such as psychotherapy, 1 hour and administration of psychological or neuropsychological test, first 30 minutes. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Gewanter confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Gewanter. 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.