John K. Harrison, M.D.
Cardiovascular Disease Physician · Durham, NC
John K. Harrison, M.D. is a cardiovascular disease physician with a practice address in Durham, North Carolina, and NPI 1285718338, issued on Oct 25, 2006. Check the license (North Carolina 32717, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- John K. Harrison
- Credential
- M.D.
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 32717 NC
Self-reported in NPPES; status is on the state search - Practice location
- 2100 Erwin RD, Durham, NC 27710
- Phone
- (919) 684-8111
- Enumerated
- Oct 25, 2006
- Record last updated
- Aug 26, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicaid ID
- 8940093 NC
- Medicare enrollment
- Enrolled (PECOS I20100217000185); accepts Medicare assignment
- Medical or professional school
- New York University School Of Medicine, 1984
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 841 in North Carolina → Look up another NPI →
Also registered at 2100 Erwin RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sana Alkhatib, M.D.Cardiovascular Disease Physician1336223247
- Diane AllenSurgery Physician1184708885
- James Alspaugh, M.D.Infectious Disease Physician1851440861
Verify John K. Harrison in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 32717Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
456 Medicare Part D claims for 126 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Metoprolol Succinate47 claims
- Amoxicillin42 claims
- Eliquis30 claims
- Spironolactone26 claims
- Furosemide25 claims
- Rosuvastatin Calcium25 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $119.54
1 payment: food and beverage; the largest payer was Abbott Laboratories. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Duke Health Integrated Practice IncDurham, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John K. Harrison among 841 cardiovascular disease physician records in North Carolina
John K. Harrison, M.D. is one of 841 cardiovascular disease physician records with a practice address in North Carolina. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 17% of them.
- NPI issued2006 · 17% of these records are older, 42% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1984 · median 1999 among the 606 with a school on file
- Record last updated2013 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in North Carolina
There are 841 cardiovascular disease physician records in North Carolina.
All 841 in North Carolina → Every provider in Durham → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- John AlexanderDurham, NC 277101831282094
- Thomas Bashore, M.D.Durham, NC 277101659454890
- Anna Lisa Chamis, M.D.Durham, NC 277101750464905
- Anita Cook, NPDurham, NC 277101326121575
- Lawrence CrawfordDurham, NC 277101932282183
- Sandesh Dev, MDDurham, NC 277101033182407
- Mark Donahue, M.D.Durham, NC 277101699876797
- Victor Dzau, M.D.Durham, NC 277101831188820
Common questions
What is John K. Harrison, M.D.'s NPI number?
John K. Harrison, M.D.'s National Provider Identifier (NPI) is 1285718338, issued on Oct 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John K. Harrison, M.D. located?
The NPPES record lists a practice address at 2100 Erwin RD, Durham, NC, 27710. Phone: (919) 684-8111. Providers update this record themselves, so call before visiting.
How can I verify John K. Harrison, M.D.'s license?
NPPES lists North Carolina license number 32717, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John K. Harrison, M.D. prescribe under Medicare Part D?
In 2024, John K. Harrison, M.D. had 456 Medicare Part D claims for 126 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.