Robert Ward Hagar, M.D.
Robert Ward Hagar is an Internal Medicine specialist based in Oakland, CA with over 43 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Patients across CA can see Robert Ward Hagar, M.D. in person in Oakland or via virtual visit — no travel required. Trained at University of Virginia School of Medicine (class of 1983), he has been practicing for over 43 years. CMS Medicare data shows his patients commonly have hypertension, kidney disease, and asthma. CMS MIPS quality score: 75/100 (2023).
At a glance
- Uses generic medications more than 78% of reporting doctors in California
- Federal MIPS score higher than 21% of MIPS-scored doctors in California
- Virtual visits available — no app or travel required
Older · 6894dNPPES updated 2007-07-08 · verify NPI on CMS · Verify license at Medical Board of California
How Does This Doctor Compare?
Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.
MIPS Score
202375/100
California avg: 78.6 · US avg: 83.6
⚠ Lower than most doctors nationally(-8.6 pts)
How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Opioid Rx
↓ Lower = better40.64%
California avg: 5.2 · US avg: 5.1
⚠ Lower than most doctors nationally(+35.5 pts)
40.64% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better92%
California avg: 83.3 · US avg: 82.8
✓ Higher than most doctors nationally(+9.2 pts)
Better than 78% of reporting doctors in CaliforniaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
32
Unique beneficiaries
Boutique practicePrescription Recipients
25
Patients prescribed
Prescriptions Written
187
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 Hypertension, Chronic Kidney Disease, and Asthma.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-32%) — less common here
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+8%) — a focus area for this doctor
A condition causing airway inflammation, wheezing, and difficulty breathing
US avg: 13.3%↑ More patients than average (+21%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$2.5k received from industry
7 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 Robert Ward Hagar's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1983
University of Virginia School of Medicine
43 years in practice
Senior practitioner
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
University of Virginia School of Medicine (Class of 1983)
Mailing address
5528 Pacheco Blvd #a, Pacheco, CA 94553-5126
Differs from practice location
Primary hospital affiliation: Critical Access Hospitals
CMS Certification Number: 261302
View hospital on Medicare Care CompareVirtual Internal Medicine Care With Robert Ward Hagar
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Robert Ward Hagar for blood pressure monitoring, kidney care follow-ups, asthma reviews — no travel to Oakland 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 Robert Ward Hagar
NPI records show Dr. Hagar as active with telehealth listed in Oakland, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (510) 428-3885.
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 Robert Ward Hagar
Practice Location
747 52nd St, Oakland, CA 94609-1809
Mailing Address
5528 Pacheco Blvd #a, Pacheco, CA 94553-5126
This is a provider directory. Contact the office directly to schedule appointments.
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