Provider Profile
John W. Sondag, L.M.H.C.
Unclaimed ProfileAbout John Sondag
Listed in the NPI registry as a mental health counselor, John W. Sondag, L.M.H.C. practices in Denison, IA. According to Medicare claims data, the services billed most often include psychotherapy, 45 minutes and psychiatric diagnostic evaluation.
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
- (712) 263-3172
- Email not available
Practice Locations
20 N 14TH ST
Denison, IA 51442
Concerns and Conditions Addressed
Within Mental Health 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
- ADHD
- Anxiety
- Depression
- Grief
- OCD
- Relationship issues
- Trauma
Abuse & relationships
- Emotional abuse recovery
Addiction
- Screen Addiction
Addiction & Substance Use
- Alcohol use disorder
- Drug addiction
- Gambling disorder
- Porn addiction
Anxiety
- Agoraphobia
- Illness anxiety disorder
Behavioral
- Hoarding
- Oppositional defiant disorder
- Self-harm
- Skin picking and hair pulling
Children & teens
- Child Not Talking at School
- School refusal
- Teen Behavioral Issues
Eating & Body Image
- Body image issues
- Eating disorders
Health & chronic care
- Chronic Illness Coping
Life transitions
- Divorce adjustment
- Empty Nest Syndrome
- Midlife Crisis
Maternal mental health
- Postpartum depression
Mood
- Seasonal affective disorder
Mood & Emotion
- Anger issues
- Bipolar disorder
- Dissociative disorders
- Loneliness
- Low self-esteem
- Mood swings
- Panic disorder
- Social anxiety disorder
- Specific phobias
- Suicidal thoughts
Obsessive-compulsive
- Intrusive Thoughts
Personality & Identity
- Borderline personality disorder
- Codependency
- Gender dysphoria
Personality & stress
- Perfectionism
Relationships
- Attachment Issues
- Infidelity
Sensory
- Hatred of Specific Sounds
Sleep
- Insomnia
Stress & Life Events
- Adjustment disorder
- Burnout
- Caregiver burnout
- Chronic stress
- Imposter syndrome
- Somatic symptom disorder
Trauma
- Childhood Emotional Neglect
Procedures & services
Most searched procedures
- Cognitive behavioral therapy
- Couples counseling
- EMDR
- Family therapy
- Psychological testing
- Therapy
Addiction care
- Relapse prevention planning
Assessment & Evaluation
- Comprehensive psychiatric evaluation
- Crisis intervention
Behavioral Therapy
- Acceptance and commitment therapy (ACT)
- Behavioral activation
- Dialectical behavior therapy (DBT)
- Exposure and response prevention (ERP)
Children & family
- Parent-child interaction therapy
- Teen Counseling
Counseling & Coaching
- Addiction counseling
- Anger management
- Christian counseling
- Co-parenting counseling
- Online counseling
- Parent coaching
- Premarital counseling
- Sex therapy
- Stress management training
- Walk and talk counseling
Couples & marriage
- Divorce Mediation and Counseling
- Emotionally focused therapy
- Gottman method
Experiential therapy
- Animal-Assisted Therapy
- Equine-assisted therapy
Grief & loss
- Bereavement counseling
Identity & lifestyle
- LGBTQ+ Affirming Counseling
Life & career
- Career Counseling
Maternal care
- Postpartum Counseling
Mind-Body & Somatic
- Biofeedback
- Hypnotherapy
- Mindfulness-based stress reduction
- Neurofeedback
- Somatic experiencing
Psychotherapy
- Compassion-Focused Therapy
- Interpersonal psychotherapy
- Narrative therapy
- Schema Therapy
Specialized Modality
- Art therapy
- Brainspotting
- Internal family systems (IFS)
- Ketamine-assisted counseling
- Music therapy
- Play therapy
- Psychodynamic psychotherapy
- Solution-focused brief therapy
Support & Group
- Support groups
Trauma treatments
- Active release technique
- Cognitive processing therapy
- Prolonged exposure therapy
Procedures Most Often Billed to Medicare
65 services · 23 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy, 45 minutes | Treatment | 90834 |
54 | |
| Psychiatric diagnostic evaluation | Treatment | 90791 |
11 |
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 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 3
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other mental health counselors in Denison 2
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 1990 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy, 45 minutes 8
Providers in IA who bill this service to Medicare most often.
Common questions
What is John W. Sondag's specialty?
John W. Sondag is a mental health counselor in Denison, IA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find John W. Sondag?
John W. Sondag is listed at 20 N 14Th St, Denison, IA 51442. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact John W. Sondag?
The number on file is (712) 263-3172. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is John W. Sondag's NPI number?
John W. Sondag's National Provider Identifier is 1912125360. 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 John W. Sondag's education?
John W. Sondag attended Other, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How long has John W. Sondag been practicing?
John W. Sondag has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
What is John W. Sondag known for?
According to Medicare billing data, John W. Sondag provides treatments such as psychotherapy, 45 minutes and psychiatric diagnostic evaluation. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has John W. Sondag confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John W. Sondag. 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.