Dr. Hannah E. Gassie, MD
- Part D claims, 2020
- 17
- Hospital affiliations
- 2
- Industry payments
- $451
- Medical group
- 1
- State license
- 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
Find Dr. Gassie'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. Hannah E. Gassie is a general surgeon in Arlington, Virginia
Dr. Gassie practices at VHC Health in Arlington, Virginia, part of VHC Health.
Dr. Gassie's NPI, 1073172581, was assigned on June 8, 2019. Dr. Gassie graduated from Saint Louis University School of Medicine in 2019. Dr. Gassie holds Pennsylvania license MT218545.
- NPI
- 1073172581NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183951239
- NPI enumeration date
- June 8, 2019
- 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
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Hannah E. Gassie practices at VHC Health in Arlington, Virginia
Dr. Gassie'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. Hannah E. Gassie is affiliated with 2 sites of care and 1 medical group
Dr. Gassie's primary practice is VHC Health in Arlington, Virginia, part of VHC Health. The medical group on file is VHC Health Maternal Fetal Medicine - Arlington. Dmand AI also links Dr. Gassie to 1 more hospital, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Hannah E. Gassie's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gassie practices, 2 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 |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across VHC Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Hannah E. Gassie is one of 739 general surgeons in Virginia
Surgery is Dr. Gassie's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Gassie is licensed in Pennsylvania.
Specialties and state licenses
- Surgery, PennsylvaniaPrimary
General surgeons near Dr. Gassie
Counts of general surgeons 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. Hannah E. Gassie's patients have a median age of 58
Across all payers, Dmand AI patient panel data puts Dr. Gassie's median patient age at 58, with 51% women.
Dr. Gassie's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women51%
- Men48%
Source: Dmand AI Patient Panel Data
Dr. Hannah E. Gassie wrote 17 Medicare Part D claims in 2020
In 2020, Dr. Gassie wrote 17 Medicare Part D claims. They cover 1 drug, with $77 in total drug cost.
Dr. Gassie's most prescribed drugs by claims, 2020
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Hannah E. Gassie takes part in Medicare
Dr. Gassie accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Hannah E. Gassie received $451 in industry payments from 2020 to 2025
CMS Open Payments shows 5 general payments to Dr. Gassie from 3 drug and device companies from 2020 to 2025. Food and beverage make up the largest share, 100% of the total. Davol Inc. paid the most, $364.
General payments to Dr. Gassie by program year, 2020 to 2025
Companies that paid Dr. Gassie the most, 2020 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Hannah E. Gassie graduated from Saint Louis University School of Medicine
Dr. Gassie graduated from Saint Louis University School of Medicine in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Hannah E. Gassie'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. Hannah E. Gassie
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. Hannah E. Gassie's NPI number?
Dr. Hannah E. Gassie's NPI number is 1073172581. It was assigned on June 8, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Hannah E. Gassie?
Dr. Hannah E. Gassie is a general surgeon in Arlington, Virginia. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Hannah E. Gassie practice?
Dr. Gassie practices at 1701 North George Mason Drive, Arlington, VA 22205. Dr. Gassie's primary practice is VHC Health in Arlington, Virginia, part of VHC Health. Dmand AI also links Dr. Gassie to 1 hospital.
What is Dr. Hannah E. Gassie's office phone number?
The practice phone on file for Dr. Gassie is (703) 558-5000.
What is Dr. Hannah E. Gassie's medical license number?
Dr. Gassie holds Pennsylvania license MT218545.
Which hospitals is Dr. Hannah E. Gassie affiliated with?
Dr. Gassie practices at VHC Health in Arlington, Virginia. Dmand AI links Dr. Gassie to 1 more hospital.
What medical group is Dr. Hannah E. Gassie part of?
Dr. Gassie is linked to VHC Health Maternal Fetal Medicine - Arlington.
Does Dr. Hannah E. Gassie accept Medicare?
Yes. CMS lists Dr. Gassie as accepting Medicare assignment.
Where did Dr. Hannah E. Gassie go to medical school?
Dr. Gassie graduated from Saint Louis University School of Medicine in 2019.
What drugs does Dr. Hannah E. Gassie prescribe most?
In 2020 Medicare Part D data, Dr. Gassie's most prescribed drugs by claims were Clopidogrel.
Has Dr. Hannah E. Gassie received payments from drug or device companies?
CMS Open Payments shows $451 in general payments to Dr. Gassie from 3 companies from 2020 to 2025. The largest total came from Davol Inc.
How long has Dr. Hannah E. Gassie been practicing?
Dr. Gassie graduated from medical school in 2019, 7 years ago.
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