Dr. Christopher John Gallagher, MD
- Medicare services, 2016
- 567
- Industry payments
- $108
- Affiliated sites
- 1
- Medical group
- 1
- State licenses
- 2
- Practice address
- 110 Irving NW St, Washington, DC 20010
- Practice phone
- Call (202) 877-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Medstar Washington Hospital Center
Washington, District of Columbia
Find Dr. Gallagher'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. Christopher John Gallagher is a radiation oncologist in Washington, District of Columbia
Dr. Gallagher practices at Medstar Washington Hospital Center in Washington, District of Columbia.
Dr. Gallagher's NPI, 1669409587, was assigned on June 27, 2006. Dr. Gallagher holds Pennsylvania license MD042438L.
- NPI
- 1669409587NPI Registry (opens in a new tab)
- NPI enumeration date
- June 27, 2006
- NPI status
- Active
- Practice phone
- (202) 877-7000
- 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 Practice Data
Dr. Christopher John Gallagher practices at Medstar Washington Hospital Center in Washington, District of Columbia
Dr. Gallagher's primary practice is Medstar Washington Hospital Center, at 110 Irving NW St, Washington, DC 20010 in District Of Columbia County. The practice phone is (202) 877-7000.
- Medstar Washington Hospital Center110 Irving NW St, Washington, DC 20010 · District Of Columbia CountyPhone(202) 877-7000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Christopher John Gallagher is affiliated with 2 sites of care and 1 medical group
Dr. Gallagher's primary practice is Medstar Washington Hospital Center in Washington, District of Columbia. The medical group on file is Penn Medicine Lancaster General Health. Dmand AI also links Dr. Gallagher to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Christopher John Gallagher's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gallagher practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Medstar Washington Hospital Center | 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. Christopher John Gallagher is one of 27 radiation oncologists in District of Columbia
Radiation oncology is Dr. Gallagher's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dmand AI has Dr. Gallagher's licenses on file in 2 states: Pennsylvania and New Jersey.
Specialties and state licenses
- Radiation oncology, PennsylvaniaPrimary
- New Jersey license
Radiation oncologists near Dr. Gallagher
Counts of radiation oncologists 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. Christopher John Gallagher billed Medicare for 567 services in 2016
CMS data shows 567 Medicare services from Dr. Gallagher across 11 procedure codes in 2016. Medicare paid $37,742 for them.
Dr. Gallagher's Medicare services by type, 2016
- Imaging311
- Other services193
- Office and hospital visits63
Where Dr. Gallagher's Medicare services took place, 2016
- In an office214%
- In a facility54696%
Dr. Gallagher compared with the District of Columbia median for radiation oncologists, 2016
- Dr. Gallagher
- District of Columbia median
- Medicare services
- 567vs 1,36959% below
Medians across 22 radiation oncologists in District of Columbia with Dmand AI profiles that report each measure.
Dr. Gallagher's most billed Medicare procedure codes, 2016
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gallagher and other radiation oncologists in District of Columbia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher John Gallagher's patients have a median age of 78
Across all payers, Dmand AI patient panel data puts Dr. Gallagher's median patient age at 78, with 100% women.
Dr. Gallagher's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
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Dr. Christopher John Gallagher received $108 in industry payments from 2016 to 2017
CMS Open Payments shows 5 general payments to Dr. Gallagher from 5 drug and device companies from 2016 to 2017. Food and beverage make up the largest share, 100% of the total. Medtronic Vascular, Inc. paid the most, $29.
General payments to Dr. Gallagher by program year, 2016 to 2017
Companies that paid Dr. Gallagher the most, 2016 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Christopher John Gallagher'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 Data |
| 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. Christopher John Gallagher
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. Christopher John Gallagher's NPI number?
Dr. Christopher John Gallagher's NPI number is 1669409587. It was assigned on June 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher John Gallagher?
Dr. Christopher John Gallagher is a radiation oncologist in Washington, District of Columbia. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Christopher John Gallagher practice?
Dr. Gallagher practices at 110 Irving NW St, Washington, DC 20010. Dr. Gallagher's primary practice is Medstar Washington Hospital Center in Washington, District of Columbia. Dmand AI also links Dr. Gallagher to 1 group practice or clinic.
What is Dr. Christopher John Gallagher's office phone number?
The practice phone on file for Dr. Gallagher is (202) 877-7000.
What is Dr. Christopher John Gallagher's medical license number?
Dr. Gallagher holds Pennsylvania license MD042438L, one of the licenses on file in 2 states.
Which states has Dr. Christopher John Gallagher been licensed in?
Dmand AI has state licenses on file for Dr. Gallagher in Pennsylvania and New Jersey.
What medical group is Dr. Christopher John Gallagher part of?
Dr. Gallagher is linked to Penn Medicine Lancaster General Health.
Does Dr. Christopher John Gallagher accept Medicare?
Yes. CMS data shows Dr. Gallagher billed Medicare for 567 services in 2016.
What services does Dr. Christopher John Gallagher bill to Medicare?
In 2016, Dr. Gallagher's most billed Medicare services were medicare service (G6002), radiation oncology (77427) and radiation oncology (77334).
Has Dr. Christopher John Gallagher received payments from drug or device companies?
CMS Open Payments shows $108 in general payments to Dr. Gallagher from 5 companies from 2016 to 2017. The largest total came from Medtronic Vascular, Inc.
How long has Dr. Christopher John Gallagher been practicing?
Dr. Gallagher's NPI was assigned in 2006.
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