Provider Profile
Rachel S. Krellenstein
Unclaimed ProfileAbout Rachel Krellenstein
Rachel S. Krellenstein is a mental health counselor based in San Mateo, CA. Rachel is also listed as specializing in clinical 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
- (650) 458-0026
- Email not available
Practice Locations
1108 S EL CAMINO REAL
San Mateo, CA 94402
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
170 services · 12 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy, 1 hour | Treatment | 90837 |
170 | More often than most peers in Mental Health 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.
Other mental health counselors at this location 1
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 — 31 related providers in 4 groups
Other mental health counselors in San Mateo 8
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 7
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy, 1 hour 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Rachel S. Krellenstein?
Rachel S. Krellenstein is a mental health counselor in San Mateo, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Rachel S. Krellenstein's address?
Rachel S. Krellenstein is listed at 1108 S El Camino Real, San Mateo, CA 94402. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Rachel S. Krellenstein?
The number on file is (650) 458-0026. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Rachel S. Krellenstein's NPI number?
Rachel S. Krellenstein's National Provider Identifier is 1245465236. 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 Rachel S. Krellenstein train?
Rachel S. Krellenstein attended Other, graduating in 2010. This comes from the CMS National Downloadable File.
CMS public data
How long has Rachel S. Krellenstein been practicing?
Rachel S. Krellenstein has 16 years experience. Calculated from a graduation year of 2010, reported in the CMS National Downloadable File.
CMS public data
What procedures does Rachel S. Krellenstein perform?
According to Medicare billing data, Rachel S. Krellenstein provides treatments such as psychotherapy, 1 hour. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Rachel S. Krellenstein confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Rachel S. Krellenstein. 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.