Provider Profile
Sarah Messina, OTR/L
Unclaimed ProfileAbout Sarah Messina
Listed in the NPI registry as an occupational therapist, Sarah Messina, OTR/L practices in Mill Valley, CA. Sarah graduated from Mcgill University, Faculty of Medicine in 2015. According to Medicare claims data, Sarah cared for 34 Medicare patients across 210 services. The services billed most often include therapy procedure using functional activities, therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes, and evaluation for occupational therapy, typically 30 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
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
- (415) 388-5223
- Email not available
Practice Locations
619 E BLITHEDALE AVE STE B
Mill Valley, CA 94941
Conditions Supported and Services
Within Occupational Therapy 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
- Autism
- Hand injuries
- Stroke recovery
Brain and nerves
- Chemo Brain
- Concussion
- Muscle Stiffness and Spasticity
Chronic Conditions
- Joint Hypermobility
- Long COVID
- Lymphedema
Chronic pain
- Fibromyalgia and Chronic Pain
Cognitive
- Executive dysfunction
Daily Function
- Loss of Independence with Daily Tasks
General wellness
- Chronic fatigue
Hand and arm
- Cubital tunnel syndrome
- Dupuytren's contracture
- Ganglion Cyst In Hand Or Wrist
- Hand and finger fractures
- Jammed Finger
- Mallet Finger
- Thoracic outlet syndrome
- Torn Hand Tendon
Infant and pediatric
- Baby Flat Head
- Torticollis and Head Tilting
Mobility & Safety
- Balance Problems and Fall Risk
- Limb Loss and Amputation
Nerve & Joint Pain
- Carpal tunnel
- Complex Regional Pain Syndrome
- Golfer's elbow
- Hand and Wrist Arthritis
- Joint Contractures and Stiffness
- Peripheral neuropathy
- Shoulder Impingement and Rotator Cuff Pain
- Tennis elbow
- Thumb Tendinitis
- Trigger finger
- Wrist Fractures and Sprains
Neurological
- Alzheimer's disease
- Essential tremor
- Multiple sclerosis
- Parkinson's disease
- Spinal Cord Injury
- Traumatic brain injury
Pediatric and sensory
- Frequent Meltdowns and Emotional Outbursts
- Sensory overload and sensory issues
- Toe Walking In Children
Pelvic health
- Overactive Bladder and Leakage
Sensory & Development
- ADHD
- Cerebral palsy
- Clumsiness and Coordination Problems
- Developmental delay
- Difficulty Handwriting
- Down Syndrome
- Picky Eating and Food Aversion
- Pregnancy back pain
Vision
- Low Vision and Daily Vision Problems
Procedures & services
Most searched procedures
- Ergonomic assessment
- Fine motor skill rehab
- Hand therapy
Brain and nerves
- Concussion evaluation
- Interactive Metronome Therapy
Cognitive
- Executive Function Coaching
Cognitive & Vision
- Cognitive Rehabilitation Therapy
- Low Vision Therapy
Daily Function
- Adaptive Equipment Training
- Daily Living Skills Training
- Joint Protection Training
Everyday living
- Energy Conservation Training
- Sleep Routine and Sleep Hygiene Coaching
General OT
- Adult Occupational Therapy Evaluation
- Aquatic Occupational Therapy
- Telehealth Occupational Therapy
Hand and arm
- Hand and Pinch Strengthening
- Joint Mobilization for Hand and Wrist
- Paraffin Wax Bath Treatment
- Therapeutic Ultrasound for Hand and Wrist
Home & Safety
- Bathroom Safety Assessment
- Home Safety Evaluation
Infant and pediatric
- Infant Tummy Time and Positioning Coaching
Mobility & Equipment
- Assistive Computer Technology Assessment
- Fall Prevention Training
- Safe Transfer Training
- Wheelchair Evaluation and Fitting
Pain management
- Dry Needling for Arm and Shoulder Pain
Pediatric & Sensory
- Feeding Therapy
- Handwriting Therapy
- Pediatric Occupational Therapy Evaluation
- Primitive Reflex Integration
- Sensory Diet Development
- Sensory Integration Therapy
Pediatric and sensory
- Self-Regulation and Calming Strategies
- Social Skills Group Therapy
- Therapeutic Listening Program
Pelvic health
- Pelvic Floor Physical Therapy
Specialized Rehab
- Constraint-Induced Movement Therapy
- Driver Rehabilitation Evaluation
- Mirror Therapy
- Parkinson's Movement Program
- Prosthetic Training
Splints & Braces
- Custom Splint Making
- Splint Adjustment and Modification
Therapy & Rehab
- Kinesiology taping
- Lymphedema Drainage Therapy
- Neuromuscular Re-Education
- Scar Management and Desensitization
Vision and brain
- Visual Perceptual Training
Workplace Rehab
- Functional Capacity Evaluation
- Work Hardening Program
Procedures Most Often Billed to Medicare
210 services · 34 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Therapy procedure using functional activities | Treatment | 97530 |
111 | Less often than most peers in Occupational Therapist |
| Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes | Treatment | 97112 |
88 | Less often than most peers in Occupational Therapist |
| Evaluation for occupational therapy, typically 30 minutes | Treatment | 97165 |
11 | Less often than most peers in Occupational Therapist |
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 occupational therapists in Mill Valley 7
Same specialty, same city.
Class of 2015 at Mcgill University, Faculty of Medicine 4
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
Also performs Therapy procedure using functional activities 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Sarah Messina's specialty?
Sarah Messina is an occupational therapist in Mill Valley, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Sarah Messina?
Sarah Messina is listed at 619 E Blithedale Ave Ste B, Mill Valley, CA 94941. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Sarah Messina?
The number on file is (415) 388-5223. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Sarah Messina's NPI number?
Sarah Messina's National Provider Identifier is 1598501496. 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 Sarah Messina's education?
Sarah Messina attended Mcgill University, Faculty of Medicine, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How long has Sarah Messina been practicing?
Sarah Messina has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What is Sarah Messina known for?
According to Medicare billing data, Sarah Messina provides treatments such as therapy procedure using functional activities and therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Sarah Messina confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Sarah Messina. 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.