Provider Profile
Listed in the NPI registry as a clinical psychologist, Michael J. Gilewski, PhD practices in Loma Linda, CA. Michael is also listed as specializing in psychologist. Medicare claims data shows Michael provided 873 services to 126 patients. The services billed most often include treatment of behavior impacting health, each additional 15 minutes, treatment of behavior impacting health, initial 30 minutes, and assessment of health behavior.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
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.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
11406 LOMA LINDA DR RM 105
Loma Linda, CA 92354
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.
Most searched conditions
Abuse & trauma
Addiction
Anxiety
Behavioral
Child & adolescent
Cognitive
Dissociative
Eating & Body Image
Health & Pain
Identity
Interpersonal
Life transitions
Mood & Emotion
Neurodevelopmental
Personal Growth
Personality
Self-harm & crisis
Sensory & neurological
Severe mental illness
Sleep
Stress & Lifestyle
Stress & lifestyle
Work & identity
Most searched procedures
Assessments
Behavioral Interventions
Brain-based therapies
Child & adolescent
Crisis & safety
Group Programs
Individual therapy
Interpersonal
Mind-Body
Parenting & Support
Psychodynamic & Integrative
Relationship & family
Skill building
Sleep & Health
Specialized therapy
Stress & Lifestyle
Testing & evaluation
Therapy formats
Trauma therapy
873 services · 126 patients · 3 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Treatment of behavior impacting health, each additional 15 minutes | Treatment | 96159 |
541 |
| Treatment of behavior impacting health, initial 30 minutes | Treatment | 96158 |
298 |
| Assessment of health behavior | Treatment | 96156 |
34 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Gilewski is a clinical psychologist in Loma Linda, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Gilewski is listed at 11406 Loma Linda Dr Rm 105, Loma Linda, CA 92354. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (909) 558-6220. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Gilewski's National Provider Identifier is 1811993389. 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
Dr. Gilewski attended Other, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
Dr. Gilewski has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Gilewski provides treatments such as treatment of behavior impacting health, each additional 15 minutes and treatment of behavior impacting health, initial 30 minutes. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Gilewski. 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.