Natalie Marshall, M.D.
Medical Oncology Internal Medicine
Natalie Marshall is a Medical Oncology Internal Medicine specialist based in Berkeley, CA with over 34 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
With over 34 years in internal medicine, Natalie Marshall, M.D. is a long-established medical oncology internal medicine specialist in Berkeley. She graduated from University of Texas Medical Branch at Galveston in 1992 and has 34+ years of clinical experience. Among her Medicare patients, common conditions include cancer, high cholesterol, and hypertension (per CMS data).
At a glance
- Prescribes opioids less than 42% of reporting doctors in California
- Uses generic medications more than 45% of reporting doctors in California
- Virtual visits available — no app or travel required
Older · 2049dNPPES updated 2020-10-12 · verify NPI on CMS · Verify license at Medical Board of California
Contact & Location
Practice Location
3100 San Pablo Ave. Suite 430, Berkeley, CA 94702
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 = better1.67%
California avg: 5.2 · US avg: 5.1
✓ Higher than most doctors nationally(-3.4 pts)
Typical range among reporting doctors in California1.67% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better86.9%
California avg: 83.3 · US avg: 82.8
✓ Higher than most doctors nationally(+4.1 pts)
Typical range among reporting doctors in CaliforniaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
420
Unique beneficiaries
Standard volumePrescription Recipients
236
Patients prescribed
Prescriptions Written
896
Total claims
Total Medicare drug cost: $1.35M
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 Cancer, High Cholesterol, and Hypertension.
Diseases involving abnormal cell growth with potential to spread to other body parts
US avg: 20.8%↑ More patients than average (+54%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-6%) — less common here
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-14%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-6%) — less common here
Weakened bones that are more prone to fractures, common in older adults
US avg: 18.1%↑ More patients than average (+20%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-14%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$2.5k received from industry
151 transactions reported in 2018 ·Moderate 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 2018, attributed to Natalie Marshall's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1992
University of Texas Medical Branch
Board certified · Oct 11, 2020
Self-reported via NPPES
34 years in practice
Senior practitioner
Medical oncologists diagnose and treat cancer using chemotherapy, immunotherapy, targeted therapy, and hormone therapy. They coordinate care with surgical oncologists and radiation oncologists for comprehensive cancer treatment.
Taxonomy: 207RX0202X
Education & Training
University of Texas Medical Branch at Galveston (Class of 1992)
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 190026
View hospital on Medicare Care CompareVirtual Medical Oncology Care With Natalie Marshall
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Natalie Marshall for follow-up consultations, cholesterol management, blood pressure monitoring — no travel to Berkeley 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 Natalie Marshall
NPI records show Dr. Marshall as active with telehealth listed in Berkeley, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (510) 420-8000.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2018 · CMS Physician Comparator. See Data Methodology.
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Contact Natalie Marshall
Practice Location
3100 San Pablo Ave. Suite 430, Berkeley, CA 94702
Mailing Address
3100 San Pablo Ave. Suite 430, Berkeley, CA 94702
This is a provider directory. Contact the office directly to schedule appointments.
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