Dr. Christopher Gordon Greenman, MD
- Medicare services, 2024
- 311
- Medicare patients, 2024
- 188
- Part D claims, 2024
- 18
- Hospital affiliations
- 3
- Industry payments
- $2,025
- Practice address
- 747 Broadway, Seattle, WA 98122
- Practice phone
- Call (206) 386-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Swedish Medical Center -First Hill
Seattle, Washington
Find Dr. Greenman'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 Gordon Greenman is an interventional cardiologist in Seattle, Washington
Dr. Greenman practices at Swedish Medical Center -First Hill in Seattle, Washington.
Dr. Greenman's NPI, 1588812689, was assigned on September 3, 2008. Dr. Greenman graduated from University of Rochester School of Medicine and Dentistry in 2008. Dr. Greenman holds Washington license MD60285495.
- NPI
- 1588812689NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628248531
- NPI enumeration date
- September 3, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (206) 386-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher Gordon Greenman practices at Swedish Medical Center -First Hill in Seattle, Washington
Dr. Greenman's primary practice is Swedish Medical Center -First Hill, at 747 Broadway, Seattle, WA 98122 in King County. The practice phone is (206) 386-6000.
- Swedish Medical Center -First Hill747 Broadway, Seattle, WA 98122 · King CountyPhone(206) 386-6000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Christopher Gordon Greenman is affiliated with 8 sites of care and 6 medical groups
Dr. Greenman's primary practice is Swedish Medical Center -First Hill in Seattle, Washington. Dr. Greenman is also affiliated with Swedish First Hill Campus. The medical group on file is Swedish Health Services. Dmand AI also links Dr. Greenman to 2 more hospitals, 5 medical groups and 4 group practices and clinics, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Christopher Gordon Greenman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Greenman practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Swedish Medical Center -First Hill | Available with a free account |
| +7 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher Gordon Greenman is one of 124 interventional cardiologists in Washington
Interventional cardiology is Dr. Greenman's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dmand AI has Dr. Greenman's licenses on file in 2 states: Washington and Oregon.
Specialties and state licenses
- Interventional cardiology, WashingtonPrimary
- Internal medicine, Oregon
Interventional cardiologists near Dr. Greenman
Counts of interventional cardiologists 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 Gordon Greenman billed Medicare for 311 services in 2024
CMS data shows 311 Medicare services from Dr. Greenman across 7 procedure codes in 2024, for 188 Medicare patients. Medicare paid $30,036 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Greenman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3432024: 24628%
- Tests and treatments
- 2023: 02024: 65
Dr. Greenman compared with the Washington median for interventional cardiologists, 2024
- Dr. Greenman
- Washington median
- Medicare services
- 311vs 1,10772% below
- Medicare patients
- 188vs 59168% below
- Part D claims
- 41vs 1,59697% below
Medians across 125 interventional cardiologists in Washington with Dmand AI profiles that report each measure.
Dr. Greenman'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. Christopher Gordon Greenman treated 188 Medicare patients in 2024, average age 79
CMS counts 188 Medicare patients who saw Dr. Greenman in 2024. The largest group is 75 to 84, with 80 patients. 75% of them have heart failure, and 75% have high blood pressure. 18% are also on Medicaid. Their average risk score is 2.86, 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. Greenman's median patient age at 72, with 44% women.
Dr. Greenman's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Greenman's Medicare patients by sex, 2024
- Women8646%
- Men10254%
Chronic conditions among Dr. Greenman's Medicare patients, 2024
- Heart failure75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Atrial fibrillation71%
- Chronic kidney disease60%
- Arthritis53%
- Diabetes43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Greenman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women44%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher Gordon Greenman wrote 18 Medicare Part D claims in 2024
In 2024, Dr. Greenman wrote 18 Medicare Part D claims. 78% of them were for generic drugs. They cover 3 drugs, with $240 in total drug cost. In 2020, CMS named 153 claims across 9 drugs.
Dr. Greenman's Part D claims by kind of drug, 2024
- Generic14 claims78%
- Brand-name and other4 claims22%
Dr. Greenman's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 1532021: 4173%
Drugs named by CMS: 3 in 2021, 9 in 2020.
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. Christopher Gordon Greenman takes part in Medicare
Dr. Greenman 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. Christopher Gordon Greenman received $2,025 in industry payments from 2016 to 2022
CMS Open Payments shows 30 general payments to Dr. Greenman from 8 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 66% of the total. Abbott Laboratories paid the most, $1,435.
General payments to Dr. Greenman by program year, 2016 to 2022
General payments to Dr. Greenman by kind, 2016 to 2022
- Food and beverage$1,34666%
- Travel and lodging$67934%
Companies that paid Dr. Greenman the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christopher Gordon Greenman graduated from University of Rochester School of Medicine and Dentistry
Dr. Greenman graduated from University of Rochester School of Medicine and Dentistry in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Christopher Gordon Greenman'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 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) |
| 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. Christopher Gordon Greenman
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What is Dr. Christopher Gordon Greenman's NPI number?
Dr. Christopher Gordon Greenman's NPI number is 1588812689. It was assigned on September 3, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Gordon Greenman?
Dr. Christopher Gordon Greenman is an interventional cardiologist in Seattle, Washington. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).
Where does Dr. Christopher Gordon Greenman practice?
Dr. Greenman practices at 747 Broadway, Seattle, WA 98122. Dr. Greenman's primary practice is Swedish Medical Center -First Hill in Seattle, Washington. Dmand AI also links Dr. Greenman to 2 hospitals, 5 medical groups and 4 group practices and clinics.
What is Dr. Christopher Gordon Greenman's office phone number?
The practice phone on file for Dr. Greenman is (206) 386-6000.
What is Dr. Christopher Gordon Greenman's medical license number?
Dr. Greenman holds Washington license MD60285495, one of the licenses on file in 2 states.
Which states has Dr. Christopher Gordon Greenman been licensed in?
Dmand AI has state licenses on file for Dr. Greenman in Washington and Oregon.
Which hospitals is Dr. Christopher Gordon Greenman affiliated with?
Dr. Greenman is affiliated with Swedish First Hill Campus. Dmand AI links Dr. Greenman to 2 more hospitals.
What medical group is Dr. Christopher Gordon Greenman part of?
Dr. Greenman is linked to Swedish Health Services. Dmand AI links Dr. Greenman to 5 more medical groups.
Does Dr. Christopher Gordon Greenman accept Medicare?
Yes. CMS data shows Dr. Greenman billed Medicare for 311 services in 2024, and Dr. Greenman accepts Medicare assignment.
How many Medicare patients does Dr. Christopher Gordon Greenman see?
CMS counts 188 Medicare patients who saw Dr. Greenman in 2024, with an average age of 79.
Show 5 more questionsShow fewer questions
What services does Dr. Christopher Gordon Greenman bill to Medicare?
In 2024, Dr. Greenman's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and hospital inpatient care (99222).
Where did Dr. Christopher Gordon Greenman go to medical school?
Dr. Greenman graduated from University of Rochester School of Medicine and Dentistry in 2008.
What drugs does Dr. Christopher Gordon Greenman prescribe most?
In 2021 Medicare Part D data, Dr. Greenman's most prescribed drugs by claims were Lisinopril, Isosorbide Mononitrate ER and Clopidogrel.
Has Dr. Christopher Gordon Greenman received payments from drug or device companies?
CMS Open Payments shows $2,025 in general payments to Dr. Greenman from 8 companies from 2016 to 2022. The largest total came from Abbott Laboratories.
How long has Dr. Christopher Gordon Greenman been practicing?
Dr. Greenman graduated from medical school in 2008, 18 years ago.
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