Dorothea Clayton, M.D.
Dorothea Clayton is an Internal Medicine specialist based in Oxnard, CA with over 21 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Patients across CA can see Dorothea Clayton, M.D. in person in Oxnard or via virtual visit — no travel required. A Jefferson Medical College of Thomas Jefferson University graduate since 2005, she brings 21+ years of experience. CMS Medicare data shows her patients commonly have hypertension, high cholesterol, and anxiety.
At a glance
- Prescribes opioids less than 37% of reporting doctors in California
- Uses generic medications more than 74% of reporting doctors in California
- Virtual visits available — no app or travel required
Older · 2874dNPPES updated 2018-07-11 · verify NPI on CMS · Verify license at Medical Board of California
How Does This Doctor Compare?
Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.
Opioid Rx
↓ Lower = better2.15%
California avg: 5.2 · US avg: 5.1
✓ Higher than most doctors nationally(-2.9 pts)
2.15% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better91.3%
California avg: 83.3 · US avg: 82.8
✓ Higher than most doctors nationally(+8.5 pts)
Better than 74% of reporting doctors in CaliforniaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
148
Unique beneficiaries
Standard volumePrescription Recipients
310
Patients prescribed
Prescriptions Written
3,627
Total claims
Total Medicare drug cost: $308k
Percentile rankings compared against 9,360 reporting peers in California.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Anxiety Disorders.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%↑ More patients than average (+6%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-11%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+3%) — a focus area for this doctor
Weakened bones that are more prone to fractures, common in older adults
US avg: 18.1%↑ More patients than average (+9%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↓ Fewer patients than average (-7%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$335 received from industry
15 transactions reported in 2024 ·Low tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Dorothea Clayton's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2005
Sidney Kimmel Medical College at Thomas Jefferson University
21 years in practice
Experienced
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Taxonomy: 207R00000X
Education & Training
Jefferson Medical College of Thomas Jefferson University (Class of 2005)
Mailing address
5855 Olivas Park Dr, Ventura, CA 93003-7672
Differs from practice location
Primary hospital affiliation: Psychiatric
CMS Certification Number: 194121
View hospital on Medicare Care CompareVirtual Internal Medicine Care With Dorothea Clayton
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Dorothea Clayton for blood pressure monitoring, cholesterol management, anxiety counseling — no travel to Oxnard required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Dorothea Clayton
Dr. Clayton is listed as active in the NPI registry with telehealth listed in Oxnard, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (805) 985-5505.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Dorothea Clayton
Practice Location
3641 W 5th St, Oxnard, CA 93030
Mailing Address
5855 Olivas Park Dr, Ventura, CA 93003-7672
This is a provider directory. Contact the office directly to schedule appointments.
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