Dr. Mark Kassab, DO
- Part D claims, 2024
- 14
- Hospital affiliations
- 1
- Industry payments
- $22
- State license
- 1
- Year NPI issued
- 2022
- Practice address
- 3300 Gallows Rd, Falls Church, VA 22046
- Practice phone
- Call (703) 698-3659
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Inova Fairfax Hospital - Unit
Acute Care Hospital-Unit · Falls Church, Virginia
Find Dr. Kassab's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Mark Kassab is an OB-GYN in Falls Church, Virginia
Dr. Kassab practices at Inova Fairfax Hospital - Unit in Falls Church, Virginia.
Dr. Kassab's NPI, 1447981956, was assigned on June 23, 2022. Dr. Kassab holds Virginia license 0116036801.
- NPI
- 1447981956NPI Registry (opens in a new tab)
- NPI enumeration date
- June 23, 2022
- NPI status
- Active
- Practice phone
- (703) 698-3659
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Mark Kassab practices at Inova Fairfax Hospital - Unit in Falls Church, Virginia
Dr. Kassab's primary practice is Inova Fairfax Hospital - Unit, at 3300 Gallows Rd, Falls Church, VA 22046 in Falls Church City. The practice phone is (703) 698-3659.
- Inova Fairfax Hospital - Unit3300 Gallows Rd, Falls Church, VA 22046 · Falls Church CityPhone(703) 698-3659
Source: Dmand AI Affiliation Data
Dr. Mark Kassab is affiliated with 1 site of care
Dr. Kassab's primary practice is Inova Fairfax Hospital - Unit in Falls Church, Virginia.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mark Kassab's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kassab practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Inova Fairfax Hospital - Unit | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Kassab is one of 1,063 OB-GYNs in Virginia
Obstetrics and gynecology is Dr. Kassab's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Kassab is licensed in Virginia.
Specialties and state licenses
- Obstetrics and gynecology, VirginiaPrimary
OB-GYNs near Dr. Kassab
Counts of OB-GYNs 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. Mark Kassab's patients have a median age of 33
Across all payers, Dmand AI patient panel data puts Dr. Kassab's median patient age at 33, with 100% women.
Dr. Kassab's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 33
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Mark Kassab wrote 14 Medicare Part D claims in 2024
In 2024, Dr. Kassab wrote 14 Medicare Part D claims. 79% of them were for generic drugs.
Dr. Kassab's Part D claims by kind of drug, 2024
- Generic11 claims79%
- Brand-name and other3 claims21%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Mark Kassab received $22 in industry payments in 2023
CMS Open Payments shows 1 general payment to Dr. Kassab from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. CooperSurgical, Inc. paid the most, $22.
Companies that paid Dr. Kassab the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Mark Kassab'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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Mark Kassab
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. Mark Kassab's NPI number?
Dr. Mark Kassab's NPI number is 1447981956. It was assigned on June 23, 2022, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Kassab?
Dr. Mark Kassab is an OB-GYN in Falls Church, Virginia. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Mark Kassab practice?
Dr. Kassab practices at 3300 Gallows Rd, Falls Church, VA 22046. Dr. Kassab's primary practice is Inova Fairfax Hospital - Unit in Falls Church, Virginia.
What is Dr. Mark Kassab's office phone number?
The practice phone on file for Dr. Kassab is (703) 698-3659.
What is Dr. Mark Kassab's medical license number?
Dr. Kassab holds Virginia license 0116036801.
Has Dr. Mark Kassab received payments from drug or device companies?
CMS Open Payments shows $22 in general payments to Dr. Kassab from 1 company from 2023 to 2023. The largest total came from CooperSurgical, Inc.
How long has Dr. Mark Kassab been practicing?
Dr. Kassab's NPI was assigned in 2022.
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