Oliver Holger Gantz, M.D.
Oliver Holger Gantz is an Otolaryngology specialist based in Thousand Oaks, CA with over 11 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Oliver Holger Gantz, M.D. has been part of the Thousand Oaks medical community since 2016 in group practice. He has been in practice for 11+ years. Among his Medicare patients, common conditions include high cholesterol, hypertension, and arthritis (per CMS data). CMS MIPS quality score: 86.27/100 (2023).
At a glance
- Uses generic medications more than 93% of reporting doctors in California
- Federal MIPS score higher than 67% of MIPS-scored doctors in California
- Virtual visits available — no app or travel required
Older · 2061dNPPES updated 2020-09-30 · verify NPI on CMS · Verify license at Medical Board of California
How Does This Doctor Compare?
Based on Medicare data, this doctor has an average quality score compared to other doctors in California, favors affordable generic drugs over brand-name ones.
MIPS Score
202386.27/100
California avg: 78.6 · US avg: 83.6
✓ Higher than most doctors nationally(+2.7 pts)
Average range among MIPS-scored doctors in CaliforniaHow the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Generic Rx
↑ Higher = better98.5%
California avg: 83.3 · US avg: 82.8
✓ Higher than most doctors nationally(+15.7 pts)
Top 7% of reporting doctors in CaliforniaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
547
Unique beneficiaries
High volumePrescription Recipients
276
Patients prescribed
Prescriptions Written
729
Total claims
Total Medicare drug cost: $26k
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 High Cholesterol, Hypertension, and Arthritis.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-1%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+7%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+1%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-7%) — less common here
Conditions affecting emotional state, including depression and bipolar disorder
Diseases involving abnormal cell growth with potential to spread to other body parts
US avg: 20.8%↑ More patients than average (+1%) — a focus area for this doctor
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↓ Fewer patients than average (-10%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$362 received from industry
1 transaction reported in 2018 ·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 2018, attributed to Oliver Holger Gantz's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Board certified · Sep 29, 2020
Self-reported via NPPES
11 years in practice
Established
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.
Taxonomy: 207Y00000X
Mailing address
5767 W Century Blvd Ste 400, Los Angeles, CA 90045-5631
Differs from practice location
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 190160
View hospital on Medicare Care CompareVirtual Otolaryngology Care With Oliver Holger Gantz
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Oliver Holger Gantz for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Thousand Oaks 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 Oliver Holger Gantz
NPI records show Dr. Gantz as active with telehealth listed in Thousand Oaks, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (805) 418-3500.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Open Payments 2018 · CMS Physician Comparator. See Data Methodology.
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Contact Oliver Holger Gantz
Practice Location
100 Moody Ct Ste 200, Thousand Oaks, CA 91360-6082
Mailing Address
5767 W Century Blvd Ste 400, Los Angeles, CA 90045-5631
This is a provider directory. Contact the office directly to schedule appointments.
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