Dr. Elizabeth Swain Rempfer, MD
- Medicare services, 2024
- 186
- Medicare patients, 2024
- 189
- Part D claims, 2024
- 32
- Hospital affiliations
- 3
- Industry payments
- $20
- Practice address
- 900 23rd St NW, Washington, DC 20037
- Practice phone
- Call (202) 716-4605
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Rempfer'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. Elizabeth Swain Rempfer is an emergency medicine physician in Washington, District of Columbia
Dr. Rempfer practices at The George Washington University Hospital in Washington, District of Columbia, part of Universal Health Services.
Dr. Rempfer's NPI, 1093344954, was assigned on April 3, 2020. Dr. Rempfer holds Maryland license D0100253.
- NPI
- 1093344954NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274066766
- NPI enumeration date
- April 3, 2020
- NPI status
- Active
- Practice phone
- (202) 716-4605
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Elizabeth Swain Rempfer practices at The George Washington University Hospital in Washington, District of Columbia
Dr. Rempfer's primary practice is The George Washington University Hospital, at 900 23rd St NW, Washington, DC 20037 in The District County. The practice phone is (202) 716-4605.
- The George Washington University Hospital900 23rd St NW, Washington, DC 20037 · The District CountyPhone(202) 716-4605
Source: Dmand AI Affiliation Data
Dr. Elizabeth Swain Rempfer is affiliated with 3 sites of care and 2 medical groups
Dr. Rempfer's primary practice is The George Washington University Hospital in Washington, District of Columbia, part of Universal Health Services. Dr. Rempfer is also affiliated with Adventist HealthCare Shady Grove Medical Center. The medical group on file is Emergency Medicine Physicians (EMP). Dmand AI also links Dr. Rempfer to 1 more hospital and 1 medical group, 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. Elizabeth Swain Rempfer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rempfer practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The George Washington University Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Elizabeth Swain Rempfer is one of 233 emergency medicine physicians in District of Columbia
Emergency medicine is Dr. Rempfer's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Rempfer is licensed in Maryland.
Specialties and state licenses
- Emergency medicine, MarylandPrimary
Emergency medicine physicians near Dr. Rempfer
Counts of emergency medicine physicians 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. Elizabeth Swain Rempfer billed Medicare for 186 services in 2024
CMS data shows 186 Medicare services from Dr. Rempfer across 2 procedure codes in 2024, for 189 Medicare patients. Medicare paid $29,499 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Rempfer compared with the District of Columbia median for emergency medicine physicians, 2024
- Dr. Rempfer
- District of Columbia median
- Medicare services
- 186vs 1719% above
- Medicare patients
- 189vs 17011% above
Medians across 211 emergency medicine physicians in District of Columbia with Dmand AI profiles that report each measure.
Dr. Rempfer'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.
Need commercial claims for Dr. Rempfer?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Rempfer and other emergency medicine physicians in District of Columbia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Elizabeth Swain Rempfer treated 189 Medicare patients in 2024, average age 77
CMS counts 189 Medicare patients who saw Dr. Rempfer in 2024. The largest group is 75 to 84, with 72 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 1.96, 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. Rempfer's median patient age at 43, with 60% women.
Dr. Rempfer's Medicare patients by age, 2024
Dr. Rempfer's Medicare patients by sex, 2024
- Women10656%
- Men8344%
Chronic conditions among Dr. Rempfer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Anxiety46%
- Chronic kidney disease46%
- Mood disorders46%
- Diabetes43%
- Depression42%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rempfer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Elizabeth Swain Rempfer wrote 32 Medicare Part D claims in 2024
In 2024, Dr. Rempfer wrote 32 Medicare Part D claims for 22 patients. 97% of them were for generic drugs.
Dr. Rempfer's Part D claims by kind of drug, 2024
- Generic31 claims97%
- Brand-name and other1 claims3%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Elizabeth Swain Rempfer received $20 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Rempfer from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $20.
Companies that paid Dr. Rempfer the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Elizabeth Swain Rempfer'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 (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. Elizabeth Swain Rempfer
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. Elizabeth Swain Rempfer's NPI number?
Dr. Elizabeth Swain Rempfer's NPI number is 1093344954. It was assigned on April 3, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Elizabeth Swain Rempfer?
Dr. Elizabeth Swain Rempfer is an emergency medicine physician in Washington, District of Columbia. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Elizabeth Swain Rempfer practice?
Dr. Rempfer practices at 900 23rd St NW, Washington, DC 20037. Dr. Rempfer's primary practice is The George Washington University Hospital in Washington, District of Columbia, part of Universal Health Services. Dmand AI also links Dr. Rempfer to 1 hospital and 1 medical group.
What is Dr. Elizabeth Swain Rempfer's office phone number?
The practice phone on file for Dr. Rempfer is (202) 716-4605.
What is Dr. Elizabeth Swain Rempfer's medical license number?
Dr. Rempfer holds Maryland license D0100253.
Which hospitals is Dr. Elizabeth Swain Rempfer affiliated with?
Dr. Rempfer practices at The George Washington University Hospital in Washington, District of Columbia. Dr. Rempfer is also affiliated with Adventist HealthCare Shady Grove Medical Center. Dmand AI links Dr. Rempfer to 1 more hospital.
What medical group is Dr. Elizabeth Swain Rempfer part of?
Dr. Rempfer is linked to Emergency Medicine Physicians (EMP). Dmand AI links Dr. Rempfer to 1 more medical group.
Does Dr. Elizabeth Swain Rempfer accept Medicare?
Yes. CMS data shows Dr. Rempfer billed Medicare for 186 services in 2024.
How many Medicare patients does Dr. Elizabeth Swain Rempfer see?
CMS counts 189 Medicare patients who saw Dr. Rempfer in 2024, with an average age of 77.
What services does Dr. Elizabeth Swain Rempfer bill to Medicare?
In 2024, Dr. Rempfer's most billed Medicare services were emergency department visit (99285) and critical care (99291).
Has Dr. Elizabeth Swain Rempfer received payments from drug or device companies?
CMS Open Payments shows $20 in general payments to Dr. Rempfer from 1 company from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Elizabeth Swain Rempfer been practicing?
Dr. Rempfer graduated from medical school in 2020, 6 years ago.
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