Dr. Ray A. Blackwell, MD

  • Newark, DE
  • Cardiothoracic surgeon
NPI1033200084PAC ID0143322354
Medicare services, 2024
197
Medicare patients, 2024
123
Publications
5
Clinical trials
1
Hospital affiliations
1
Practice address
200 Hygeia Dr, Newark, DE 19713
Practice phone
Call (302) 428-2522
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

CCHS Cardiac Surgery

Newark, Delaware

See all 7 affiliations

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Dr. Ray A. Blackwell is a cardiothoracic surgeon in Newark, Delaware

Dr. Blackwell practices at CCHS Cardiac Surgery in Newark, Delaware.

Dr. Blackwell's NPI, 1033200084, was assigned on September 27, 2006. Dr. Blackwell graduated from Geisel School Of Medicine At Dartmouth in 1987. Dr. Blackwell holds Delaware license C10004901.

NPI and contact details
Medicare PAC ID
0143322354
NPI enumeration date
September 27, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(302) 428-2522
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
65
Medical school graduation
1987

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Ray A. Blackwell practices at CCHS Cardiac Surgery in Newark, Delaware

Dr. Blackwell's primary practice is CCHS Cardiac Surgery, at 200 Hygeia Dr, Newark, DE 19713 in New Castle County. The practice phone is (302) 428-2522.

  • CCHS Cardiac Surgery
    200 Hygeia Dr, Newark, DE 19713 · New Castle CountyPhone(302) 428-2522

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Ray A. Blackwell is affiliated with 4 sites of care and 3 medical groups

Dr. Blackwell's primary practice is CCHS Cardiac Surgery in Newark, Delaware. Dr. Blackwell is also affiliated with Christiana Hospital. The medical group on file is Penn Medicine Lancaster General Health. Dmand AI also links Dr. Blackwell to 2 more home health agencies and 2 medical groups, each named with a free account.

See all 7 affiliations for Dr. Blackwell

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. Ray A. Blackwell's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Blackwell practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
CCHS Cardiac SurgeryAvailable with a free account
+3 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Ray A. Blackwell is one of 22 cardiothoracic surgeons in Delaware

Thoracic surgery (cardiothoracic vascular surgery) is Dr. Blackwell's primary specialty in the NPI Registry, under taxonomy code 208G00000X. Dr. Blackwell is board certified in thoracic and cardiac surgery by the American Board of Thoracic Surgery. Dmand AI has Dr. Blackwell's licenses on file in 4 states: Delaware, Pennsylvania, New York and Georgia.

Specialties and state licenses

  • Thoracic surgery (cardiothoracic vascular surgery), DelawarePrimaryLicense C10004901 · 1996 to 2027 · taxonomy 208G00000X
  • Pennsylvania license1995 to 2026
  • New York license1989 to 2016
  • Georgia license1992 to 2003

Clinical focus

Dmand AI lists heart bypass surgery and heart valve surgery among the conditions Dr. Blackwell treats.

Cardiothoracic surgeons near Dr. Blackwell

Counts of cardiothoracic surgeons with a Dmand AI profile, by place and practice. Each opens the list.

22cardiothoracic surgeons in Delaware
9cardiothoracic surgeons in Newark

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Ray A. Blackwell billed Medicare for 197 services in 2024

CMS data shows 197 Medicare services from Dr. Blackwell across 9 procedure codes in 2024, for 123 Medicare patients. Medicare paid $80,279 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024197
Medicare patients123
Paid by Medicare$80,279
Procedure codes9

Dr. Blackwell's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 852024: 10018%
Surgery
2023: 1762024: 9745%

Dr. Blackwell compared with the Delaware median for cardiothoracic surgeons, 2024

  • Dr. Blackwell
  • Delaware median
Medicare services
197vs 15329% above
Medicare patients
123vs 124Close to median

Medians across 17 cardiothoracic surgeons in Delaware with Dmand AI profiles that report each measure.

Dr. Blackwell'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.

See all procedures by Dr. Blackwell

Need commercial claims for Dr. Blackwell?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Blackwell and other cardiothoracic surgeons in Delaware.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Ray A. Blackwell treated 123 Medicare patients in 2024, average age 73

CMS counts 123 Medicare patients who saw Dr. Blackwell in 2024. The largest group is 65 to 74, with 66 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.44, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Blackwell's median patient age at 70, with 33% women.

Medicare patients, 2024123
Average age73
Average risk score1.44
Also on Medicaid11%

Dr. Blackwell's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Blackwell's Medicare patients by sex, 2024

  • Women5041%
  • Men7359%

Chronic conditions among Dr. Blackwell's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Ischemic heart disease75%
  4. Atrial fibrillation54%
  5. Diabetes49%
  6. Heart failure49%
  7. Arthritis48%
  8. Chronic kidney disease39%

Share of Medicare patients with each condition. A patient can have several.

Dr. Blackwell's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women33%
  • Men65%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Ray A. Blackwell ranks in the 87th percentile for coronary artery bypass graft (cabg) in Medicare

Dr. Blackwell accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 34 procedures of coronary artery bypass graft (cabg) by Dr. Blackwell, more than 87% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Blackwell ranks in Medicare procedure volume

Coronary artery bypass graft (CABG)
87th percentile34 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

For MedTech and pharma teams

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Dr. Ray A. Blackwell has 5 publications on record

Dmand AI links 5 papers to Dr. Blackwell. The most frequent topics are Coronary Angiography, Coronary Artery Bypass and Coronary Stenosis. Dr. Blackwell has published most often in J Trauma. Dr. Blackwell's most frequent co-authors are Michael K. Banbury, MD, Andrew J. Doorey, MD and Asim A. Mohammed, MD.

Papers5

Topics Dr. Blackwell writes about most

  • Coronary Angiography
  • Coronary Artery Bypass
  • Coronary Stenosis
  • Diagnosis, Differential
  • Ultrasonography

Dr. Blackwell's most frequent co-authors

Recent publications by Dr. Blackwell

See all 5 publications and co-authors

See who Dr. Blackwell researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Blackwell works with, so you can find a warm path to the right cardiothoracic surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Ray A. Blackwell has worked on 1 clinical trial

Dmand AI links Dr. Blackwell to 1 clinical trial. Conditions studied include Heart Valve Diseases and Heart Diseases.

Conditions in Dr. Blackwell's trials

  • Heart Valve Diseases
  • Heart Diseases

Investigators on the most trials with Dr. Blackwell

Recent clinical trials with Dr. Blackwell

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Ray A. Blackwell received $5,044 in industry payments from 2016 to 2025

CMS Open Payments shows 78 general payments to Dr. Blackwell from 15 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 62% of the total. Artivion, Inc. paid the most, $2,381.

General payments to Dr. Blackwell by program year, 2016 to 2025

General payments to Dr. Blackwell by kind, 2016 to 2025

$5Kin total
  • Food and beverage$3,14562%
  • Travel and lodging$1,89938%

Companies that paid Dr. Blackwell the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Blackwell

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Ray A. Blackwell has 3 awards and honors on record

Dmand AI lists 3 awards for Dr. Blackwell, most recently Regional Top Doctor in 2014.

Awards and honors for Dr. Blackwell

  1. 2014
    • Regional Top Doctor
  2. Undated
    • ACC Fellow
    • ACS Fellow

Source: Dmand AI Professional Profile Data

Dr. Ray A. Blackwell graduated from Geisel School Of Medicine At Dartmouth

Dr. Blackwell graduated from Geisel School Of Medicine At Dartmouth in 1987. Dr. Blackwell is a member of ACC and ACS.

  1. Medical schoolGeisel School Of Medicine At Dartmouth
  2. Board certified in thoracic and cardiac surgeryAmerican Board of Thoracic Surgery

Source: Dmand AI Professional Profile Data

Dr. Ray A. Blackwell accepts plans from 18 insurance carriers

Dr. Blackwell is in network with 18 carriers, including Aetna, HCSC and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

Plan types Dr. Blackwell accepts, by number of carriers

  1. PPO11
  2. HMO9
  3. Medicare7
  4. EPO5
  5. POS4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Ray A. Blackwell's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Ray A. Blackwell

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. Ray A. Blackwell's NPI number?

Dr. Ray A. Blackwell's NPI number is 1033200084. It was assigned on September 27, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Ray A. Blackwell?

Dr. Ray A. Blackwell is a cardiothoracic surgeon in Newark, Delaware. The primary specialty in the NPI Registry is Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (taxonomy code 208G00000X).

Where does Dr. Ray A. Blackwell practice?

Dr. Blackwell practices at 200 Hygeia Dr, Newark, DE 19713. Dr. Blackwell's primary practice is CCHS Cardiac Surgery in Newark, Delaware. Dmand AI also links Dr. Blackwell to 2 home health agencies and 2 medical groups.

What is Dr. Ray A. Blackwell's office phone number?

The practice phone on file for Dr. Blackwell is (302) 428-2522.

What is Dr. Ray A. Blackwell's medical license number?

Dr. Blackwell holds Delaware license C10004901, one of the licenses on file in 4 states.

Which states has Dr. Ray A. Blackwell been licensed in?

Dmand AI has state licenses on file for Dr. Blackwell in Delaware (1996 to 2027), Pennsylvania (1995 to 2026), New York (1989 to 2016) and Georgia (1992 to 2003).

Which hospitals is Dr. Ray A. Blackwell affiliated with?

Dr. Blackwell is affiliated with Christiana Hospital.

What medical group is Dr. Ray A. Blackwell part of?

Dr. Blackwell is linked to Penn Medicine Lancaster General Health. Dmand AI links Dr. Blackwell to 2 more medical groups.

Does Dr. Ray A. Blackwell accept Medicare?

Yes. CMS data shows Dr. Blackwell billed Medicare for 197 services in 2024, and Dr. Blackwell accepts Medicare assignment.

How many Medicare patients does Dr. Ray A. Blackwell see?

CMS counts 123 Medicare patients who saw Dr. Blackwell in 2024, with an average age of 73.

Show 8 more questionsShow fewer questions

Is Dr. Ray A. Blackwell board certified?

Yes. Dr. Blackwell is board certified in thoracic and cardiac surgery by the American Board of Thoracic Surgery.

What services does Dr. Ray A. Blackwell bill to Medicare?

In 2024, Dr. Blackwell's most billed Medicare services were surgery: heart and blood vessels (33533), surgery: heart and blood vessels (33508) and office visit, established patient (99215).

Where did Dr. Ray A. Blackwell go to medical school?

Dr. Blackwell graduated from Geisel School Of Medicine At Dartmouth in 1987.

Has Dr. Ray A. Blackwell received payments from drug or device companies?

CMS Open Payments shows $5,044 in general payments to Dr. Blackwell from 15 companies from 2016 to 2025. The largest total came from Artivion, Inc.

How long has Dr. Ray A. Blackwell been practicing?

Dr. Blackwell graduated from medical school in 1987, 39 years ago.

Does Dr. Ray A. Blackwell do research?

Dmand AI links 5 publications to Dr. Blackwell. Dr. Blackwell has worked on 1 clinical trial.

Who does Dr. Ray A. Blackwell publish with?

Dr. Blackwell's most frequent co-authors are Michael K. Banbury, MD (1 shared paper), Andrew J. Doorey, MD (1 shared paper) and Asim A. Mohammed, MD (1 shared paper).

What insurance does Dr. Ray A. Blackwell accept?

Dr. Blackwell is in network with 18 carriers, including Aetna, HCSC and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

Selling to thoracic surgery (cardiothoracic vascular surgery) practices?

See cardiothoracic surgeons in Delaware by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

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