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Edit this profileAt a glance
- 703 N A St, Oxnard, CA 93030
About Dr. Walters
John R. Walters, MD is a healthcare provider in Oxnard, CA specializing in internal medicine. John trained at University of Southern California Keck School of Medicine, graduating in 1976. John is also listed as specializing in critical care medicine and pulmonary disease. Medicare claims data shows John provided 320 services to 189 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, telephone medical discussion with physician, 21-30 minutes, and advance care planning, first 30 minutes. This provider record is associated with NPI 1013907203.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (805) 485-2340
- Email not available
Practice Locations
703 N A ST
Oxnard, CA 93030
Conditions Commonly Evaluated or Treated
Within Internal Medicine 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
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
- AFib
Digestive
Heart & Circulation
- Heart disease
Infections
- Impetigo
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive and evaluation
- Medication management
- Post-hospital transitional care
Screening and diagnostic testing
- EKG
- Spirometry
Bones & Joints
Brain and nerves
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
Exams & Consultations
- Pre-Op Clearance Exam
Heart & Circulation
- Blood Pressure Check
- Heart monitor
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
Lab tests
- Urinalysis
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
Minor procedures
- Ingrown toenail removal
- Suture removal
Office procedures
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Pain management
Preventive & Routine Care
Screenings & Diagnostics
- Bone Density Scan Referral
- Diabetes Screening and A1C Test
Sexual health
- STI Testing
Procedures Most Often Billed to Medicare
320 services · 189 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
217 | As often as other peers in Internal Medicine |
| Telephone medical discussion with physician, 21-30 minutes | Office visit | 99443 |
45 | More often than most peers in Internal Medicine |
| Advance care planning, first 30 minutes | Office visit | 99497 |
20 | Less often than most peers in Internal Medicine |
| Annual depression screening, 5 to 15 minutes | Billing code | G0444 |
19 | Less often than most peers in Internal Medicine |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
19 | Less often than most peers in Internal Medicine |
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 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other internists in Oxnard 8
Same specialty, same city.
Trained at University of Southern California Keck School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1976 at University of Southern California Keck School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Walters?
Dr. Walters is an internist in Oxnard, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
What is Dr. Walters's address?
Dr. Walters is listed at 703 N A St, Oxnard, CA 93030. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Walters?
The number on file is (805) 485-2340. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Walters?
Dr. Walters's National Provider Identifier is 1013907203. 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 Dr. Walters train?
Dr. Walters attended University of Southern California Keck School of Medicine, graduating in 1976. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Walters have?
Dr. Walters has 50 years experience. Calculated from a graduation year of 1976, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Walters perform?
According to Medicare billing data, Dr. Walters 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
Is Dr. Walters's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Walters. If this is you, claiming it is free.
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