Provider Profile
Diana L. Theiss, PhD, LISW-S
Unclaimed ProfileAbout Dr. Theiss
Listed in the NPI registry as a clinical social worker, Diana L. Theiss, PhD, LISW-S practices in Sylvania, OH. Diana is also listed as specializing in social worker. 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.
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
- (419) 276-3556
- Email not available
Practice Locations
5800 MONROE ST STE A1
Sylvania, OH 43560
Concerns and Conditions Addressed
Within Clinical Social Worker 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
- ADHD
- Anxiety
- Depression
- Grief
- OCD
- Relationship issues
- Trauma
Abuse & safety
- Childhood abuse recovery
- Domestic violence recovery
- Emotional abuse recovery
Abuse & Trauma
- Religious trauma
Anxiety & Phobias
- Agoraphobia
- Social anxiety disorder
Behavioral health
- Anger issues
- Hoarding
- Self-harm
- Skin picking and hair pulling
Child & adolescent
- Oppositional defiant disorder
Child & Adolescent
- School refusal
Crisis & safety
- Suicidal thoughts
Dissociative Disorders
- Dissociation and depersonalization
Eating & body image
- Binge eating
- Body image issues
- Eating disorders
Family & Relationships
- Adult Child of an Alcoholic
Grief & Loss
- Pet loss grief
Health & Medical Adjustment
- Chronic Illness Coping
Health & wellness
- Illness anxiety disorder
Identity & sexuality
- Gender dysphoria
- LGBTQ+ issues
Intimacy & Sex
- Sexual Dysfunction and Low Libido
Life Changes
- Caregiver stress for aging parents
- Midlife Crisis
Life transitions
- Adjustment disorder
- Caregiver burnout
- Divorce adjustment
Mood & Depression
- Seasonal affective disorder
Mood & emotional health
- Bipolar disorder
- Burnout
- Chronic stress
- Loneliness
- Low self-esteem
- Panic disorder
- Specific phobias
Neurodevelopmental
- Autism
Neurodivergence
- Executive dysfunction
Perinatal Mental Health
- Infertility and pregnancy loss
- Primary progressive aphasia
Personality disorders
- Borderline personality disorder
Relationships & family
- Codependency
- Infidelity
- Parenting stress
Reproductive mental health
- Postpartum depression
Sleep
- Insomnia
Substance use
- Alcohol use disorder
- Drug addiction
- Gambling disorder
Work & Identity
- Imposter syndrome
- Workplace bullying and harassment
Procedures & services
Most searched procedures
- Cognitive behavioral therapy
- Couples counseling
- EMDR
- Family therapy
- Psychological testing
- Therapy
Addiction & Recovery
- Harm reduction therapy
Addiction services
- Addiction counseling
- Motivational interviewing
- Relapse prevention planning
Alternative Modalities
- Animal-Assisted Therapy
- Walk and Talk Therapy
Behavioral therapies
- Acceptance and commitment therapy
- Anger management
- Dialectical behavior therapy (DBT)
- Exposure and response prevention (ERP)
- Habit reversal training
- Prolonged exposure therapy
- Sleep counseling
- Social skills training
Behavioral Therapies
- Behavioral activation therapy
Care coordination
- Clinical case management
Child & adolescent
- Play therapy
Cognitive therapies
- Cognitive processing therapy
Creative & Expressive
- Expressive arts therapy
- Sand tray therapy
Crisis services
- Crisis intervention
Evaluations & Assessments
- Biopsychosocial intake assessment
Evaluations & letters
- Emotional support animal assessment
- Gender-affirming surgery evaluation
Expressive therapies
- Art therapy
Family Therapy
- Adoption-competent counseling
- Coparenting Counseling
Group interventions
- Support groups
Group Programs
- DBT skills training group
- Group psychotherapy
Health Psychology
- Gut-directed hypnotherapy and behavioral therapy
Individual Therapy
- Gestalt therapy
- Schema Therapy
Insight therapies
- Interpersonal psychotherapy
- Psychodynamic psychotherapy
Integrative therapies
- Internal family systems (IFS)
- Narrative therapy
Legal & evaluations
- Court-ordered evaluation
Mind-body therapies
- Biofeedback
- Mindfulness-based stress reduction
- Somatic experiencing
- Stress management coaching
Parenting support
- Parent coaching
Relationship services
- Premarital counseling
Relationship Therapy
- Discernment counseling
- Emotionally focused therapy
- Gottman method
Remote care
- Online counseling
Short-term interventions
- Solution-focused brief therapy
Specialized interventions
- Brainspotting
- Hypnotherapy
Support services
- Bereavement counseling
Trauma Treatments
- Childhood Trauma Therapy (TF-CBT)
- Psychedelic integration therapy
Procedures Most Often Billed to Medicare
172 services · 15 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy, 1 hour | Treatment | 90837 |
172 | As often as other peers in Clinical Social Worker |
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 social workers at this location 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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 — 30 related providers in 4 groups
Other clinical social workers in Sylvania 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2010 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy, 1 hour 7
Providers in OH who bill this service to Medicare most often.
Common questions
What does Diana L. Theiss, PhD specialize in?
Diana L. Theiss, PhD is a clinical social worker in Sylvania, OH. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Diana L. Theiss, PhD located?
Diana L. Theiss, PhD is listed at 5800 Monroe St Ste A1, Sylvania, OH 43560. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Diana L. Theiss, PhD's phone number?
The number on file is (419) 276-3556. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Diana L. Theiss, PhD?
Diana L. Theiss, PhD's National Provider Identifier is 1265722813. 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 Diana L. Theiss, PhD train?
Diana L. Theiss, PhD attended Other, graduating in 2010. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Diana L. Theiss, PhD have?
Diana L. Theiss, PhD has 16 years experience. Calculated from a graduation year of 2010, reported in the CMS National Downloadable File.
CMS public data
What does Diana L. Theiss, PhD do most often?
According to Medicare billing data, Diana L. Theiss, PhD provides treatments such as psychotherapy, 1 hour. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Diana L. Theiss, PhD's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Diana L. Theiss, PhD. 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.