Dr. Ravi Karra, MD, MHS
- Medicare services, 2024
- 4,732
- Medicare patients, 2024
- 3,402
- Part D claims, 2024
- 1,694
- Publications
- 48
- Clinical trials
- 2
- Practice address
- 2301 Erwin Rd, Durham, NC 27705
- Practice phone
- Call (919) 684-8111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Karra's professional email, personal email and mobile number
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Dr. Ravi Karra is a cardiologist in Durham, North Carolina
Dr. Karra practices at Duke University Hospital in Durham, North Carolina, part of Duke University.
Dr. Karra's NPI, 1952457178, was assigned on January 29, 2007. Dr. Karra graduated from Duke University School of Medicine in 2005. Dr. Karra holds North Carolina license 2008-00564.
- NPI
- 1952457178NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9032266341
- NPI enumeration date
- January 29, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (919) 684-8111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ravi Karra practices at Duke University Hospital in Durham, North Carolina
Dr. Karra's primary practice is Duke University Hospital, at 2301 Erwin Rd, Durham, NC 27705 in Durham County. The practice phone is (919) 684-8111.
- Duke University Hospital2301 Erwin Rd, Durham, NC 27705 · Durham CountyPhone(919) 684-8111
Source: Dmand AI Affiliation Data
Dr. Ravi Karra is affiliated with 7 sites of care and 2 medical groups
Dr. Karra's primary practice is Duke University Hospital in Durham, North Carolina, part of Duke University. Dr. Karra is also affiliated with Duke Regional Hospital. The medical group on file is Duke Health Integrated Practice. Dmand AI also links Dr. Karra to 3 more hospitals, 2 group practices and clinics and 1 medical group, 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. Ravi Karra's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Karra practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Duke University Hospital | Available with a free account |
| +6 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Duke University and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ravi Karra is one of 726 cardiologists in North Carolina
Cardiovascular disease is Dr. Karra's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dmand AI has Dr. Karra's licenses on file in 2 states: North Carolina and Massachusetts.
Specialties and state licenses
- Cardiovascular disease, North CarolinaPrimary
- Internal medicine, Massachusetts
Cardiologists near Dr. Karra
Counts of 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. Ravi Karra billed Medicare for 4,732 services in 2024
CMS data shows 4,732 Medicare services from Dr. Karra across 15 procedure codes in 2024, for 3,402 Medicare patients. Medicare paid $57,594 for them.
Dr. Karra's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 3,9582024: 4,2728%
- Office and hospital visits
- 2023: 3372024: 3421%
- Other services
- 2023: 302024: 118293%
Where Dr. Karra's Medicare services took place, 2024
- In an office1,37129%
- In a facility3,36171%
Dr. Karra compared with the North Carolina median for cardiologists, 2024
- Dr. Karra
- North Carolina median
- Medicare services
- 4,732vs 1,7102.8 times
- Medicare patients
- 3,402vs 7534.5 times
- Part D claims
- 1,524vs 1,87919% below
Medians across 724 cardiologists in North Carolina with Dmand AI profiles that report each measure.
Dr. Karra'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Karra and other cardiologists in North Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ravi Karra treated 3,402 Medicare patients in 2024, average age 74
CMS counts 3,402 Medicare patients who saw Dr. Karra in 2024. The largest group is 65 to 74, with 1,381 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.92, 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. Karra's median patient age at 71, with 53% women.
Dr. Karra's Medicare patients by age, 2024
Dr. Karra's Medicare patients by sex, 2024
- Women1,69450%
- Men1,70850%
Chronic conditions among Dr. Karra's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Atrial fibrillation44%
- Ischemic heart disease41%
- Heart failure39%
- Chronic kidney disease38%
- Diabetes34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Karra's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ravi Karra wrote 1,694 Medicare Part D claims in 2024
In 2024, Dr. Karra wrote 1,694 Medicare Part D claims for 140 patients. 62% of them were for generic drugs. CMS names the drug for 1,524 of them, across 21 drugs with 11 or more claims each, at $1,218,921 in total drug cost. In 2023, CMS named 1,479 claims across 25 drugs.
Dr. Karra's Part D claims by kind of drug, 2024
- Generic1,045 claims62%
- Brand-name649 claims38%
Dr. Karra's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Karra's Part D claims, 2024
- Antibiotics1%15 of 1,694 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,4792024: 1,5243%
Drugs named by CMS: 21 in 2024, 25 in 2023.
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
Dr. Ravi Karra offers telehealth to Medicare patients
Dr. Karra accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Karra as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Ravi Karra has 48 publications on record
Dmand AI links 48 papers to Dr. Karra, published from 2012 to 2025. 2020 was the busiest year, with 6. The most frequent topics are Myocytes, Cardiac, Zebrafish and Heart. Dr. Karra has published most often in J Card Fail. Dr. Karra's most frequent co-authors are Albert Carl Henry, MD, Michel Georges Khouri, MD and Han Woong Kim, MD.
Dr. Karra's papers by year, 2016 to 2025
Topics Dr. Karra writes about most
- Myocytes, Cardiac
- Zebrafish
- Heart
- Heart Failure
- Regeneration
- Cell Proliferation
- Stroke Volume
- Zebrafish Proteins
Dr. Karra's most frequent co-authors
- Albert Carl Henry, MD3 shared papers
- Michel Georges Khouri, MD3 shared papers
- Han Woong Kim, MD3 shared papers
Recent publications by Dr. Karra
J Card Fail
See who Dr. Karra researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Karra works with, so you can find a warm path to the right cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ravi Karra has worked on 2 clinical trials
Dmand AI links Dr. Karra to 2 clinical trials. Conditions studied include Cardiomyopathy, Dilated, Cardiomyopathy, Familial Restrictive, 3 and Laminopathies. Bristol-Myers Squibb sponsors the most, 2.
Clinical trials with Dr. Karra by phase
- NonePhase 1: no trials
- 1Phase 1/2: 1 trial
- 1Phase 2: 1 trial
- NonePhase 3: no trials
- NonePhase 4: no trials
Conditions in Dr. Karra's trials
- Cardiomyopathy, Dilated
- Cardiomyopathy, Familial Restrictive, 3
- Laminopathies
Investigators on the most trials with Dr. Karra
- Anjali T. Owens, MD2 shared trials
- David Robert Fermin, MD1 shared trial
- Dinesh K. Gupta, MD1 shared trial
Recent clinical trials with Dr. Karra
v4 Study Evaluating the Safety, Tolerability and Preliminary Pharmacokinetics and Pharmacodynamics of MYK-491 (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Ravi Karra received $143,678 in industry payments from 2018 to 2025
CMS Open Payments shows 178 general payments to Dr. Karra from 6 drug and device companies from 2018 to 2025. Speaker and faculty fees make up the largest share, 73% of the total. Alnylam Pharmaceuticals Inc. paid the most, $141,975.
General payments to Dr. Karra by program year, 2018 to 2025
General payments to Dr. Karra by kind, 2018 to 2025
- Speaker and faculty fees$104,69673%
- Consulting fees$23,32516%
- Travel and lodging$11,7608%
- Food and beverage$3,8843%
- Education$140%
Companies that paid Dr. Karra the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ravi Karra graduated from Duke University School of Medicine
Dr. Karra graduated from Duke University School of Medicine in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ravi Karra'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) |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Ravi Karra
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. Ravi Karra's NPI number?
Dr. Ravi Karra's NPI number is 1952457178. It was assigned on January 29, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Ravi Karra?
Dr. Ravi Karra is a cardiologist in Durham, North Carolina. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Ravi Karra practice?
Dr. Karra practices at 2301 Erwin Rd, Durham, NC 27705. Dr. Karra's primary practice is Duke University Hospital in Durham, North Carolina, part of Duke University. Dmand AI also links Dr. Karra to 3 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. Ravi Karra's office phone number?
The practice phone on file for Dr. Karra is (919) 684-8111.
What is Dr. Ravi Karra's medical license number?
Dr. Karra holds North Carolina license 2008-00564, one of the licenses on file in 2 states.
Which states has Dr. Ravi Karra been licensed in?
Dmand AI has state licenses on file for Dr. Karra in North Carolina and Massachusetts.
Which hospitals is Dr. Ravi Karra affiliated with?
Dr. Karra practices at Duke University Hospital in Durham, North Carolina. Dr. Karra is also affiliated with Duke Regional Hospital. Dmand AI links Dr. Karra to 3 more hospitals.
What medical group is Dr. Ravi Karra part of?
Dr. Karra is linked to Duke Health Integrated Practice. Dmand AI links Dr. Karra to 1 more medical group.
Does Dr. Ravi Karra accept Medicare?
Yes. CMS data shows Dr. Karra billed Medicare for 4,732 services in 2024, and Dr. Karra accepts Medicare assignment.
Does Dr. Ravi Karra offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Karra as offering telehealth services.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Ravi Karra see?
CMS counts 3,402 Medicare patients who saw Dr. Karra in 2024, with an average age of 74.
What services does Dr. Ravi Karra bill to Medicare?
In 2024, Dr. Karra's most billed Medicare services were heart test or procedure (93010), heart test or procedure (93000) and hospital inpatient care (99232).
Where did Dr. Ravi Karra go to medical school?
Dr. Karra graduated from Duke University School of Medicine in 2005.
What drugs does Dr. Ravi Karra prescribe most?
In 2024 Medicare Part D data, Dr. Karra's most prescribed drugs by claims were Entresto, Spironolactone and Jardiance.
Has Dr. Ravi Karra received payments from drug or device companies?
CMS Open Payments shows $143,678 in general payments to Dr. Karra from 6 companies from 2018 to 2025. The largest total came from Alnylam Pharmaceuticals Inc.
How long has Dr. Ravi Karra been practicing?
Dr. Karra graduated from medical school in 2005, 21 years ago.
Does Dr. Ravi Karra do research?
Dmand AI links 48 publications to Dr. Karra, published from 2012 to 2025. Dr. Karra has worked on 2 clinical trials.
Who does Dr. Ravi Karra publish with?
Dr. Karra's most frequent co-authors are Albert Carl Henry, MD (3 shared papers), Michel Georges Khouri, MD (3 shared papers) and Han Woong Kim, MD (3 shared papers).
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