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Edit this profileAt a glance
- 9030 Route 108, Suite A, Columbia, MD 21045
About Gregory Harris
Listed in the NPI registry as a professional counselor, Gregory Harris practices in Columbia, MD. Medicare claims data shows Gregory provided 553 services to 144 patients. The services billed most often include psychotherapy, 45 minutes, psychotherapy, 30 minutes, and psychiatric diagnostic evaluation. NPI 1710352471 identifies this record in the national registry.
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
- (410) 740-1901
- Email not available
Practice Locations
9030 ROUTE 108 SUITE A
Columbia, MD 21045
Concerns and Conditions Addressed
Within Professional Counselor 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 & Habits
Addictions & Habits
Anxiety & Fears
Behavioral Health
Eating & Body Image
Grief & Loss
Life Stages & Transitions
Life Transitions
Mood & Emotional Health
Mood & Hormones
Personality & Identity
- Borderline personality disorder
- Childhood Emotional Neglect
- Codependency
- Gender dysphoria
- Perfectionism
Relationships
Sleep
Stress & Burnout
Work & Career
Procedures & services
Most searched procedures
Behavioral Techniques
- Anger management
- Crisis intervention
- Exposure and Response Prevention
- Habit reversal training
- Motivational interviewing
- Relapse prevention planning
Behavioral Therapy
Coaching & Skill Building
Counseling Formats
- Child Counseling
- Christian counseling
- Co-parenting counseling
- Group psychotherapy
- Online counseling
- Premarital counseling
- Sex therapy
- Teen Counseling
- Walk and Talk Therapy
Creative Arts Therapies
Evaluations
Experiential Therapies
- Animal-Assisted Therapy
- Dance And Movement Therapy
- Equine-assisted therapy
- Sand tray therapy
- Walk and talk counseling
Integrative Therapies
Psychotherapy
Relationship Counseling
Somatic & Body-Based
- Biofeedback
- Breathwork Sessions
- Emotional Freedom Technique
- Guided Imagery
- Neurofeedback
- Somatic experiencing
Specialized Counseling
Specialized Modalities
- Acceptance and commitment therapy
- Brainspotting
- Dialectical Behavior Therapy
- Hypnotherapy
- Internal family systems (IFS)
- Interpersonal psychotherapy
- Narrative therapy
- Psychodynamic psychotherapy
- Solution-focused brief therapy
Trauma Therapies
Procedures Most Often Billed to Medicare
553 services · 144 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy, 45 minutes | Treatment | 90834 |
428 | More than most peers in Professional Counselor |
| Psychotherapy, 30 minutes | Treatment | 90832 |
89 | As often as other peers in Professional Counselor |
| Psychiatric diagnostic evaluation | Treatment | 90791 |
36 | More often than most peers in Professional Counselor |
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.
Other professional counselors in Columbia 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2013 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy, 45 minutes 8
Providers in MD who bill this service to Medicare most often.
Common questions
What does Gregory Harris specialize in?
Gregory Harris is a professional counselor in Columbia, MD. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Gregory Harris located?
Gregory Harris is listed at 9030 Route 108 Suite A, Columbia, MD 21045. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Gregory Harris's phone number?
The number on file is (410) 740-1901. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Gregory Harris?
Gregory Harris's National Provider Identifier is 1710352471. 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 Gregory Harris train?
Gregory Harris attended Other, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Gregory Harris have?
Gregory Harris has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What does Gregory Harris do most often?
According to Medicare billing data, Gregory Harris provides treatments such as psychotherapy, 45 minutes and psychotherapy, 30 minutes. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Gregory Harris's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Gregory Harris. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.