Dr. David Christopher Zarkowsky, MD
- Medicare services, 2024
- 58
- Medicare patients, 2024
- 24
- Part D claims, 2024
- 124
- Hospital affiliations
- 2
- Medical group
- 1
- Practice address
- 1701 North George Mason Drive, Arlington, VA 22205
- Practice phone
- Call (703) 558-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. David Christopher Zarkowsky is an internist in Arlington, Virginia
Dr. Zarkowsky practices at VHC Health in Arlington, Virginia, part of VHC Health.
Dr. Zarkowsky's NPI, 1477972016, was assigned on April 10, 2014. Dr. Zarkowsky graduated from Wake Forest University School of Medicine in 2014. Dr. Zarkowsky holds Virginia license 0101262036.
- NPI
- 1477972016NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113224379
- NPI enumeration date
- April 10, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (703) 558-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Christopher Zarkowsky practices at VHC Health in Arlington, Virginia
Dr. Zarkowsky's primary practice is VHC Health, at 1701 North George Mason Drive, Arlington, VA 22205 in Arlington County. The practice phone is (703) 558-5000.
- VHC Health1701 North George Mason Drive, Arlington, VA 22205 · Arlington CountyPhone(703) 558-5000
Source: Dmand AI Affiliation Data
Dr. David Christopher Zarkowsky is affiliated with 3 sites of care and 1 medical group
Dr. Zarkowsky's primary practice is VHC Health in Arlington, Virginia, part of VHC Health. The medical group on file is Mid-Atlantic Permanente Medical Group. Dmand AI also links Dr. Zarkowsky to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David Christopher Zarkowsky's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zarkowsky practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| VHC Health | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Christopher Zarkowsky is one of 3,339 internists in Virginia
Internal medicine is Dr. Zarkowsky's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Zarkowsky is licensed in Virginia.
Specialties and state licenses
- Internal medicine, VirginiaPrimary
Internists near Dr. Zarkowsky
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. David Christopher Zarkowsky billed Medicare for 58 services in 2024
CMS data shows 58 Medicare services from Dr. Zarkowsky across 1 procedure code in 2024, for 24 Medicare patients. Medicare paid $5,836 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Zarkowsky's Medicare services by type, 2020 to 2024
- 2020
- 2024
- Office and hospital visits
- 2020: 532024: 589%
Dr. Zarkowsky compared with the Virginia median for internists, 2024
- Dr. Zarkowsky
- Virginia median
- Medicare services
- 58vs 60790% below
- Medicare patients
- 24vs 24690% below
- Part D claims
- 29vs 22487% below
Medians across 3,182 internists in Virginia with Dmand AI profiles that report each measure.
Dr. Zarkowsky's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Christopher Zarkowsky treated 24 Medicare patients in 2024, average age 74
CMS counts 24 Medicare patients who saw Dr. Zarkowsky in 2024. The largest group is 75 to 84, with 13 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.15, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Zarkowsky's median patient age at 66, with 51% women.
Dr. Zarkowsky's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Zarkowsky's Medicare patients by sex, 2024
- Women1250%
- Men1250%
Chronic conditions among Dr. Zarkowsky's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Diabetes58%
- Ischemic heart disease50%
- Chronic kidney disease46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zarkowsky's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Christopher Zarkowsky wrote 124 Medicare Part D claims in 2024
In 2024, Dr. Zarkowsky wrote 124 Medicare Part D claims for 64 patients. 90% of them were for generic drugs. CMS names the drug for 29 of them, across 2 drugs with 11 or more claims each, at $352 in total drug cost. In 2020, CMS named 17 claims across 1 drug.
Dr. Zarkowsky's Part D claims by kind of drug, 2024
- Generic111 claims90%
- Brand-name and other13 claims10%
Dr. Zarkowsky's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Zarkowsky's Part D claims, 2024
- Opioids12%15 of 124 claims
- Antibiotics15%19 of 124 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2020 to 2023
- 2020
- 2023
- Claims for drugs CMS names
- 2020: 172023: 2971%
Drugs named by CMS: 2 in 2023, 1 in 2020.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. David Christopher Zarkowsky takes part in Medicare
Dr. Zarkowsky accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. David Christopher Zarkowsky graduated from Wake Forest University School of Medicine
Dr. Zarkowsky graduated from Wake Forest University School of Medicine in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David Christopher Zarkowsky's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. David Christopher Zarkowsky
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. David Christopher Zarkowsky's NPI number?
Dr. David Christopher Zarkowsky's NPI number is 1477972016. It was assigned on April 10, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. David Christopher Zarkowsky?
Dr. David Christopher Zarkowsky is an internist in Arlington, Virginia. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. David Christopher Zarkowsky practice?
Dr. Zarkowsky practices at 1701 North George Mason Drive, Arlington, VA 22205. Dr. Zarkowsky's primary practice is VHC Health in Arlington, Virginia, part of VHC Health. Dmand AI also links Dr. Zarkowsky to 1 hospital and 1 group practice or clinic.
What is Dr. David Christopher Zarkowsky's office phone number?
The practice phone on file for Dr. Zarkowsky is (703) 558-5000.
What is Dr. David Christopher Zarkowsky's medical license number?
Dr. Zarkowsky holds Virginia license 0101262036.
Which hospitals is Dr. David Christopher Zarkowsky affiliated with?
Dr. Zarkowsky practices at VHC Health in Arlington, Virginia. Dmand AI links Dr. Zarkowsky to 1 more hospital.
What medical group is Dr. David Christopher Zarkowsky part of?
Dr. Zarkowsky is linked to Mid-Atlantic Permanente Medical Group.
Does Dr. David Christopher Zarkowsky accept Medicare?
Yes. CMS data shows Dr. Zarkowsky billed Medicare for 58 services in 2024, and Dr. Zarkowsky accepts Medicare assignment.
How many Medicare patients does Dr. David Christopher Zarkowsky see?
CMS counts 24 Medicare patients who saw Dr. Zarkowsky in 2024, with an average age of 74.
What services does Dr. David Christopher Zarkowsky bill to Medicare?
In 2024, Dr. Zarkowsky's most billed Medicare services were hospital inpatient care (99233).
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Where did Dr. David Christopher Zarkowsky go to medical school?
Dr. Zarkowsky graduated from Wake Forest University School of Medicine in 2014.
What drugs does Dr. David Christopher Zarkowsky prescribe most?
In 2023 Medicare Part D data, Dr. Zarkowsky's most prescribed drugs by claims were Clopidogrel and Oxycodone HCl.
How long has Dr. David Christopher Zarkowsky been practicing?
Dr. Zarkowsky graduated from medical school in 2014, 12 years ago.
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