Katherine Anne Murphy, MD
Gastroenterology Physician · Washington, DC
Katherine Anne Murphy, MD is a gastroenterology physician with a practice address in Washington, District of Columbia, and NPI 1568023604, issued on Jun 27, 2019. Check the license (District of Columbia MD210002283, as entered in NPPES) on the District of Columbia Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Katherine Anne Murphy
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- MD210002283 DC
Self-reported in NPPES; status is on the state search - Practice location
- 110 Irving St NW, Washington, DC 20010
- Phone
- (202) 877-7000
- Enumerated
- Jun 27, 2019
- Record last updated
- Jun 24, 2025
- Medicare enrollment
- Enrolled (PECOS I20251015001584); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 89 in District of Columbia → Look up another NPI →
Also registered at 110 Irving St NW
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katherine Anne Murphy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersDistrict of Columbia Board of Medicine
Search for license MD210002283Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average gastroenterology physician in 2024
72 Medicare Part D claims for 45 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Omeprazole17 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $393.15
3 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Scientific Affairs, LLC. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Medstar Medical Group II LLCWashington, DC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Anne Murphy among 89 gastroenterology physician records in District of Columbia
Katherine Anne Murphy, MD is one of 89 gastroenterology physician records with a practice address in District of Columbia. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 96% of them.
- NPI issued2019 · 96% of these records are older, 1% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2019 · median 2004 among the 57 with a school on file
- Record last updated2025 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in District of Columbia
There are 89 gastroenterology physician records in District of Columbia.
All 89 in District of Columbia → Every provider in Washington → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Ghassan Alzayer, MDWashington, DC 200101396144804
- Nikiya Asamoah-Clark, M.D.Washington, DC 200101336464478
- Roshan Bashir, M.D.Washington, DC 200101104838515
- Michele Fischer, MDWashington, DC 200101063975118
- Lauren George, M.D.Washington, DC 200101023384948
- Michael Gold, MDWashington, DC 200101710938253
- Javad Khalilzadeh, MDWashington, DC 200101376528026
- Timothy Koch, M.D.Washington, DC 200101104801729
Common questions
What is Katherine Anne Murphy, MD's NPI number?
Katherine Anne Murphy, MD's National Provider Identifier (NPI) is 1568023604, issued on Jun 27, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Anne Murphy, MD located?
The NPPES record lists a practice address at 110 Irving St NW, Washington, DC, 20010. Phone: (202) 877-7000. Providers update this record themselves, so call before visiting.
How can I verify Katherine Anne Murphy, MD's license?
NPPES lists District of Columbia license number MD210002283, as entered by the provider. Search the District of Columbia Board of Medicine at https://dchealth.dc.gov/bomed. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Katherine Anne Murphy, MD prescribe under Medicare Part D?
In 2024, Katherine Anne Murphy, MD had 72 Medicare Part D claims for 45 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.