Dr. Sean David Chester, MD
- Medicare services, 2024
- 308
- Medicare patients, 2024
- 271
- Part D claims, 2024
- 166
- Hospital affiliations
- 1
- Medical group
- 1
- 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
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Dr. Sean David Chester is an emergency medicine physician in Washington, District of Columbia
Dr. Chester practices at The George Washington University Hospital in Washington, District of Columbia, part of Universal Health Services.
Dr. Chester's NPI, 1740676626, was assigned on April 8, 2015. Dr. Chester graduated from Vanderbilt University School of Medicine in 2015. Dr. Chester holds District of Columbia license MD047504.
- NPI
- 1740676626NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133427362
- NPI enumeration date
- April 8, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (202) 716-4605
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sean David Chester practices at The George Washington University Hospital in Washington, District of Columbia
Dr. Chester'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. Sean David Chester is affiliated with 2 sites of care and 1 medical group
Dr. Chester's primary practice is The George Washington University Hospital in Washington, District of Columbia, part of Universal Health Services. The medical group on file is The GW Medical Faculty Associates. Dmand AI also links Dr. Chester to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sean David Chester's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chester practices, 2 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 |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sean David Chester is one of 233 emergency medicine physicians in District of Columbia
Emergency medicine is Dr. Chester's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Chester is licensed in District of Columbia.
Specialties and state licenses
- Emergency medicine, District of ColumbiaPrimary
Emergency medicine physicians near Dr. Chester
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. Sean David Chester billed Medicare for 308 services in 2024
CMS data shows 308 Medicare services from Dr. Chester across 5 procedure codes in 2024, for 271 Medicare patients. Medicare paid $31,108 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chester's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2902024: 291No change
- Tests and treatments
- 2023: 232024: 1726%
Dr. Chester compared with the District of Columbia median for emergency medicine physicians, 2024
- Dr. Chester
- District of Columbia median
- Medicare services
- 308vs 17180% above
- Medicare patients
- 271vs 17059% above
- Part D claims
- 52vs 242.2 times
Medians across 211 emergency medicine physicians in District of Columbia with Dmand AI profiles that report each measure.
Dr. Chester'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. Sean David Chester treated 271 Medicare patients in 2024, average age 68
CMS counts 271 Medicare patients who saw Dr. Chester in 2024. The largest group is 65 to 74, with 95 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 68% are also on Medicaid. Their average risk score is 2.65, 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. Chester's median patient age at 61, with 51% women.
Dr. Chester's Medicare patients by age, 2024
Dr. Chester's Medicare patients by sex, 2024
- Women15658%
- Men11542%
Chronic conditions among Dr. Chester's Medicare patients, 2024
- High blood pressure75%
- High cholesterol70%
- Arthritis57%
- Diabetes53%
- Ischemic heart disease43%
- Mood disorders39%
- Chronic kidney disease37%
- COPD35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chester's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sean David Chester wrote 166 Medicare Part D claims in 2024
In 2024, Dr. Chester wrote 166 Medicare Part D claims for 96 patients. 90% of them were for generic drugs. CMS names the drug for 52 of them, across 4 drugs with 11 or more claims each, at $185 in total drug cost.
Dr. Chester's Part D claims by kind of drug, 2024
- Generic149 claims90%
- Brand-name and other17 claims10%
Dr. Chester's most prescribed drugs by claims, 2024
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. Chester's Part D claims, 2024
- Opioids11%18 of 166 claims
- Antibiotics16%26 of 166 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Sean David Chester takes part in Medicare
Dr. Chester 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. Sean David Chester graduated from Vanderbilt University School of Medicine
Dr. Chester graduated from Vanderbilt University School of Medicine in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Sean David Chester'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. Sean David Chester
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. Sean David Chester's NPI number?
Dr. Sean David Chester's NPI number is 1740676626. It was assigned on April 8, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Sean David Chester?
Dr. Sean David Chester 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. Sean David Chester practice?
Dr. Chester practices at 900 23rd St NW, Washington, DC 20037. Dr. Chester's primary practice is The George Washington University Hospital in Washington, District of Columbia, part of Universal Health Services. Dmand AI also links Dr. Chester to 1 group practice or clinic.
What is Dr. Sean David Chester's office phone number?
The practice phone on file for Dr. Chester is (202) 716-4605.
What is Dr. Sean David Chester's medical license number?
Dr. Chester holds District of Columbia license MD047504.
Which hospitals is Dr. Sean David Chester affiliated with?
Dr. Chester practices at The George Washington University Hospital in Washington, District of Columbia.
What medical group is Dr. Sean David Chester part of?
Dr. Chester is linked to The GW Medical Faculty Associates.
Does Dr. Sean David Chester accept Medicare?
Yes. CMS data shows Dr. Chester billed Medicare for 308 services in 2024, and Dr. Chester accepts Medicare assignment.
How many Medicare patients does Dr. Sean David Chester see?
CMS counts 271 Medicare patients who saw Dr. Chester in 2024, with an average age of 68.
What services does Dr. Sean David Chester bill to Medicare?
In 2024, Dr. Chester's most billed Medicare services were emergency department visit (99284), emergency department visit (99285) and emergency department visit (99283).
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Where did Dr. Sean David Chester go to medical school?
Dr. Chester graduated from Vanderbilt University School of Medicine in 2015.
What drugs does Dr. Sean David Chester prescribe most?
In 2024 Medicare Part D data, Dr. Chester's most prescribed drugs by claims were Ondansetron ODT, Prednisone and Oxycodone HCl.
How long has Dr. Sean David Chester been practicing?
Dr. Chester graduated from medical school in 2015, 11 years ago.
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