Joseph An, D.O.
Joseph An is a Hematology & Oncology specialist based in Portsmouth, VA with over 15 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Joseph an, D.O. has been part of the Portsmouth medical community since 2011 in independent practice. He has been in practice for 15+ years. Among his Medicare patients, common conditions include hypertension, high cholesterol, and arthritis (per CMS data). CMS MIPS quality score: 94.11/100 (2023).
At a glance
- Uses generic medications more than 43% of reporting doctors in Virginia
- Federal MIPS score higher than 79% of MIPS-scored doctors in Virginia
- Virtual visits available — no app or travel required
Older · 1440dNPPES updated 2022-06-13 · verify NPI on CMS · Verify license at Virginia Board of Medicine
Contact & Location
Practice Location
620 John Paul Jones Cir, Portsmouth, VA 23708-2111
How Does This Doctor Compare?
Based on Medicare data, this doctor scores better than 79% of doctors in Virginia on federal quality measures, favors affordable generic drugs over brand-name ones.
MIPS Score
202394.11/100
Virginia avg: 82.9 · US avg: 83.6
✓ Higher than most doctors nationally(+10.5 pts)
Better than 79% of MIPS-scored doctors in VirginiaHow the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Opioid Rx
↓ Lower = better11.09%
Virginia avg: 4.2 · US avg: 5.1
⚠ Lower than most doctors nationally(+6 pts)
11.09% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better87.7%
Virginia avg: 84.1 · US avg: 82.8
✓ Higher than most doctors nationally(+4.9 pts)
Typical range among reporting doctors in VirginiaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
227
Unique beneficiaries
Standard volumePrescription Recipients
170
Patients prescribed
Prescriptions Written
1,145
Total claims
Total Medicare drug cost: $1.55M
Percentile rankings compared against 2,357 reporting peers in Virginia.
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 Arthritis.
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 (+2%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-1%) — less common here
Diseases involving abnormal cell growth with potential to spread to other body parts
US avg: 20.8%↑ More patients than average (+23%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ 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%↑ More patients than average (+2%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-2%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$149 received from industry
7 transactions 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 Joseph an's NPI.
Patient Reviews
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Board certified · Jun 12, 2022
Self-reported via NPPES
15 years in practice
Experienced
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Taxonomy: 207RH0003X
Mailing address
2005 Beringer Rd Apt 103, Suffolk, VA 23435-0148
Differs from practice location
Virtual Hematology & Oncology Care With Joseph an
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Joseph an for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Portsmouth 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 Joseph an
NPI records show Dr. An as active with telehealth listed in Portsmouth, VA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (757) 953-1043.
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 Joseph an
Practice Location
620 John Paul Jones Cir, Portsmouth, VA 23708-2111
Mailing Address
2005 Beringer Rd Apt 103, Suffolk, VA 23435-0148
This is a provider directory. Contact the office directly to schedule appointments.
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