Dr. Eric J. Keyser, MD
- Medicare services, 2023
- 75
- Medicare patients, 2024
- 21
- Hospital affiliations
- 4
- Industry payments
- $9,345
- Medical groups
- 4
- Practice address
- 1501 S Potomac St, Aurora, CO 80012
- Practice phone
- Call (303) 873-5511
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Keyser'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. Eric J. Keyser is a cardiothoracic surgeon in Aurora, Colorado
Dr. Keyser practices at HCA HealthONE Aurora in Aurora, Colorado, part of HCA Healthcare.
Dr. Keyser's NPI, 1083723803, was assigned on August 29, 2006. Dr. Keyser graduated from McGill University Faculty of Medicine in 1994. Dr. Keyser holds Nevada license 23873.
- NPI
- 1083723803NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527020056
- NPI enumeration date
- August 29, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (303) 873-5511
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Eric J. Keyser practices at HCA HealthONE Aurora in Aurora, Colorado
Dr. Keyser's primary practice is HCA HealthONE Aurora, at 1501 S Potomac St, Aurora, CO 80012 in Arapahoe County. The practice phone is (303) 873-5511.
- HCA HealthONE Aurora1501 S Potomac St, Aurora, CO 80012 · Arapahoe CountyPhone(303) 873-5511
Source: Dmand AI Affiliation Data
Dr. Eric J. Keyser is affiliated with 5 sites of care and 4 medical groups
Dr. Keyser's primary practice is HCA HealthONE Aurora in Aurora, Colorado, part of HCA Healthcare. Dr. Keyser is also affiliated with Halifax Health Medical Center of Daytona Beach. The medical group on file is Adventist Health Physicians Network. Dmand AI also links Dr. Keyser to 2 more hospitals, 3 medical groups and 1 group practice or clinic, 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. Eric J. Keyser's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Keyser practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| HCA HealthONE Aurora | Available with a free account |
| +4 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Eric J. Keyser is one of 77 cardiothoracic surgeons in Colorado
Thoracic surgery (cardiothoracic vascular surgery) is Dr. Keyser's primary specialty in the NPI Registry, under taxonomy code 208G00000X. Dr. Keyser is board certified in thoracic and cardiac surgery by the American Board of Thoracic Surgery. Dmand AI has Dr. Keyser's licenses on file in 7 states: Nevada, Ohio, California, Florida, North Dakota, Massachusetts and New York.
Specialties and state licenses
- Thoracic surgery (cardiothoracic vascular surgery), NevadaPrimary
- Ohio license
- California license
- Florida license
- North Dakota license
- Massachusetts license
- New York license
Clinical focus
Dmand AI lists heart bypass surgery and heart valve surgery among the conditions Dr. Keyser treats.
Cardiothoracic surgeons near Dr. Keyser
Counts of cardiothoracic surgeons 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. Eric J. Keyser billed Medicare for 75 services in 2023
CMS data shows 75 Medicare services from Dr. Keyser across 4 procedure codes in 2023, for 21 Medicare patients. Medicare paid $32,982 for them.
Dr. Keyser's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Surgery
- 2022: 492023: 458%
- Office and hospital visits
- 2022: 02023: 30
- Tests and treatments
- 2022: 162023: 0100%
Where Dr. Keyser's Medicare services took place, 2023
- In an office1317%
- In a facility6283%
Dr. Keyser compared with the Colorado median for cardiothoracic surgeons, 2023
- Dr. Keyser
- Colorado median
- Medicare services
- 75vs 817% below
- Medicare patients
- 21vs 9277% below
Medians across 68 cardiothoracic surgeons in Colorado with Dmand AI profiles that report each measure.
Dr. Keyser's most billed Medicare procedure codes, 2023
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. Keyser?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Keyser and other cardiothoracic surgeons in Colorado.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Eric J. Keyser treated 21 Medicare patients in 2024, average age 75
CMS counts 21 Medicare patients who saw Dr. Keyser in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.42, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Keyser's median patient age at 77, with 38% women.
Chronic conditions among Dr. Keyser's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Atrial fibrillation57%
- Ischemic heart disease57%
- Diabetes52%
- Heart failure52%
Share of Medicare patients with each condition. A patient can have several.
Dr. Keyser's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women38%
- Men62%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Eric J. Keyser takes part in Medicare
Dr. Keyser accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Coronary artery bypass graft (CABG): 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Eric J. Keyser received $9,345 in industry payments from 2016 to 2025
CMS Open Payments shows 108 general payments to Dr. Keyser from 21 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 65% of the total. Abbott Laboratories paid the most, $3,384.
General payments to Dr. Keyser by program year, 2016 to 2025
General payments to Dr. Keyser by kind, 2016 to 2025
- Food and beverage$6,04065%
- Travel and lodging$2,90531%
- Education speaker fees$4004%
Companies that paid Dr. Keyser the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Eric J. Keyser has 1 award and honors on record
Dmand AI lists 1 award for Dr. Keyser.
Awards and honors for Dr. Keyser
- Undated
- ACC Fellow
Source: Dmand AI Professional Profile Data
Dr. Eric J. Keyser graduated from McGill University Faculty of Medicine
Dr. Keyser graduated from McGill University Faculty of Medicine in 1994. Dr. Keyser is a member of ACC, ACS, AHA, AMA, International College of Angiology and International Society of Minimally Invasive Cardiac Surgeons.
- Medical school
- Board certified in thoracic and cardiac surgery
Source: Dmand AI Professional Profile Data
Dr. Eric J. Keyser accepts plans from 19 insurance carriers
Dr. Keyser is in network with 19 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Humana
- Blue Cross Blue Shield of Massachusetts
- +11 more carriersWith a free account
Plan types Dr. Keyser accepts, by number of carriers
- PPO12
- Medicare10
- HMO8
- POS6
- EPO5
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Eric J. Keyser'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Eric J. Keyser
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. Eric J. Keyser's NPI number?
Dr. Eric J. Keyser's NPI number is 1083723803. It was assigned on August 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Eric J. Keyser?
Dr. Eric J. Keyser is a cardiothoracic surgeon in Aurora, Colorado. The primary specialty in the NPI Registry is Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (taxonomy code 208G00000X).
Where does Dr. Eric J. Keyser practice?
Dr. Keyser practices at 1501 S Potomac St, Aurora, CO 80012. Dr. Keyser's primary practice is HCA HealthONE Aurora in Aurora, Colorado, part of HCA Healthcare. Dmand AI also links Dr. Keyser to 2 hospitals, 3 medical groups and 1 group practice or clinic.
What is Dr. Eric J. Keyser's office phone number?
The practice phone on file for Dr. Keyser is (303) 873-5511.
What is Dr. Eric J. Keyser's medical license number?
Dr. Keyser holds Nevada license 23873, one of the licenses on file in 7 states.
Which states has Dr. Eric J. Keyser been licensed in?
Dmand AI has state licenses on file for Dr. Keyser in Nevada (2023 to 2027), Ohio, California (2001 to 2026), Florida (2013 to 2019), North Dakota (2004 to 2017), Massachusetts (2007 to 2016) and New York (2007 to 2014).
Which hospitals is Dr. Eric J. Keyser affiliated with?
Dr. Keyser practices at HCA HealthONE Aurora in Aurora, Colorado. Dr. Keyser is also affiliated with Halifax Health Medical Center of Daytona Beach. Dmand AI links Dr. Keyser to 2 more hospitals.
What medical group is Dr. Eric J. Keyser part of?
Dr. Keyser is linked to Adventist Health Physicians Network. Dmand AI links Dr. Keyser to 3 more medical groups.
Does Dr. Eric J. Keyser accept Medicare?
Yes. CMS data shows Dr. Keyser billed Medicare for 75 services in 2023, and Dr. Keyser accepts Medicare assignment.
How many Medicare patients does Dr. Eric J. Keyser see?
CMS counts 21 Medicare patients who saw Dr. Keyser in 2024, with an average age of 75.
Show 6 more questionsShow fewer questions
Is Dr. Eric J. Keyser board certified?
Yes. Dr. Keyser is board certified in thoracic and cardiac surgery by the American Board of Thoracic Surgery.
What services does Dr. Eric J. Keyser bill to Medicare?
In 2023, Dr. Keyser's most billed Medicare services were surgery: heart and blood vessels (33533), surgery: heart and blood vessels (33508) and hospital inpatient care (99223).
Where did Dr. Eric J. Keyser go to medical school?
Dr. Keyser graduated from McGill University Faculty of Medicine in 1994.
Has Dr. Eric J. Keyser received payments from drug or device companies?
CMS Open Payments shows $9,345 in general payments to Dr. Keyser from 21 companies from 2016 to 2025. The largest total came from Abbott Laboratories.
How long has Dr. Eric J. Keyser been practicing?
Dr. Keyser graduated from medical school in 1994, 32 years ago.
What insurance does Dr. Eric J. Keyser accept?
Dr. Keyser is in network with 19 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
Selling to thoracic surgery (cardiothoracic vascular surgery) practices?
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