Provider Profile
Karen Messier, NP-C
Unclaimed ProfileAbout Karen Messier
Karen Messier, NP-C is a nurse practitioner — gerontology practicing in Ocala, FL. According to Medicare claims data, Karen cared for 177 Medicare patients across 181 services. The services billed most often include initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes, initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes, and advance care planning, first 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
- (352) 291-5881
- Email not available
Practice Locations
3231 SW 34TH AVE
Ocala, FL 34474
Conditions and Services Within This Provider's Scope
Within Nurse Practitioner - Gerontology 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
Back & Spine
- Sciatica
- Spinal stenosis
Bladder & Urinary
- Enlarged prostate
- Urinary incontinence in women
- UTI
Brain & Memory
- Agitation and Sundowning
- Delirium
- Dementia
- Memory loss
- Parkinson's disease
Brain & Nerves
- Dizziness and vertigo
- Shaky Hands and Tremors
- Stroke Aftercare
Breathing & Lungs
- Shortness of breath
Digestive & Gut
- Acid reflux
- Fecal incontinence
- Poor Appetite In Seniors
Digestive Health
- Constipation
- Swallowing difficulties
Endocrine & Hormones
- Underactive Thyroid
Endocrine & Metabolic
- Diabetes
General Health
- Elderly Frailty
General Senior Health
- Anemia of chronic disease
- Managing multiple medications
- Severe dehydration
- Short stature and growth concerns
- Unexplained Weight Loss
Heart & Circulation
- AFib
- Congestive heart failure
- High blood pressure
- High cholesterol
- Poor Circulation and Swollen Legs
Infections
- Seasonal Flu and Viruses
- Shingles
Joints & Bones
- Arthritis
- Gout
- Osteoporosis
Kidney & Urinary
- Chronic kidney disease
Lung & Respiratory
- Community-acquired pneumonia
- COPD
Mental Health
- Senior Depression
Mobility & Balance
- Frequent falls
- Orthostatic hypotension
Nerves & Sensation
- Foot Numbness and Tingling
Pain
- Chronic pain
Sensory
- Hearing loss
Skin
- Dry Itchy Skin in Elderly
- Unexplained Bruising
Skin & Wounds
- Non-Healing Wounds
- Thinning and Tearing Skin
Sleep
- Insomnia
- Sleep apnea
Procedures & services
Bladder & Urinary
- Incontinence Evaluation
Brain & Memory
- Cognitive and memory screening
Care Planning
- Advance Care Planning
- Caregiver Support and Counseling
- Comfort care transition
- Hospice Care Evaluation
Diagnostic Tests
- Heart Monitor Referral
General Health
- Pre-surgery medical clearance
General Senior Health
- Post-hospital transitional care
- Senior Nutrition Evaluation
Heart & Circulation
- Blood Pressure Check
Home & Facility Care
- Home Doctor Visit
- Senior Living Medical Care
In-Office Treatments
- Nebulizer Breathing Treatment
Lab & Monitoring
- Complete Blood Count
- Hemoglobin A1c Test
Lab Tests & Screening
- Cholesterol screening
- Comprehensive Metabolic Panel
- Thyroid Blood Test
- Urinalysis
Medication Management
- Tapering Off Psychiatric Medication
Mental Health
- Depression screening
Minor Procedures
- Bladder Catheter Placement and Care
- Earwax removal
Mobility & Safety
- Fall risk assessment
- Home Safety Evaluation
- Senior Driving Safety Evaluation
- Walker and Wheelchair Prescription
Pain Management
- Knee Joint Injections
Preventive Care
- Bone Density Scan Referral
- Chronic disease management
- Diabetic Foot Care
- Medicare annual wellness visit
Referrals & Care Coordination
- At-Home Sleep Study Order
- Hearing Test Referral
- Home Health Care Referral
- Occupational Therapy Referral
- Speech and Swallowing Therapy Referral
Referrals & Coordination
- Physical Therapy Referral
Specialized Care
- Nursing Home Admission Exam
Vaccines & Injections
- COVID-19 Booster
- Flu shot
- Routine Vaccines
- RSV vaccine
- Tetanus Booster Shot
- Vitamin B12 Injection
Vaccines & Prevention
- Pneumonia shot
Wound Care
- Bedsore and Wound Dressing
- Skin Tear Treatment
Procedures Most Often Billed to Medicare
181 services · 177 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
150 | More than most peers in Nurse Practitioner — Gerontology |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
20 | Less often than most peers in Nurse Practitioner — Gerontology |
| Advance care planning, first 30 minutes | Office visit | 99497 |
11 | Less often than most peers in Nurse Practitioner — Gerontology |
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 nurse practitioners at this location 2
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 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 22 related providers in 3 groups
Other nurse practitioners in Ocala 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2015 at Other 7
Providers who graduated from the same medical school in the same year.
Common questions
What does Karen Messier specialize in?
Karen Messier is a nurse practitioner in Ocala, FL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Gerontology”.
NPI registry
Where is Karen Messier located?
Karen Messier is listed at 3231 Sw 34Th Ave, Ocala, FL 34474. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Karen Messier's phone number?
The number on file is (352) 291-5881. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Karen Messier's NPI number?
Karen Messier's National Provider Identifier is 1295110732. 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 Karen Messier train?
Karen Messier attended Other, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How long has Karen Messier been practicing?
Karen Messier has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What does Karen Messier do most often?
According to Medicare billing data, Karen Messier the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Karen Messier confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Karen Messier. 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.