Physician Profile
Unclaimed ProfileAbout HARRISON
John K. Harrison, M.D. practises cardiovascular disease (cardiology) in Durham, NC. John is a 1984 graduate of New York University School of Medicine. John is also listed as specialising in cardiovascular disease.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Harrison specialise in?
Dr. Harrison is a cardiovascular disease (cardiology) in Durham, NC. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CARDIOVASCULAR DISEASE (CARDIOLOGY)”.
NPI registry
Where is Dr. Harrison located?
Dr. Harrison is listed at 2100 ERWIN RD DUKE UNIVERSITY MEDICAL CENTER - DUMC 3331, Durham, NC 27710. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Harrison's phone number?
The number on file is (919) 684-8111. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Harrison's NPI number?
Dr. Harrison's National Provider Identifier is 1285718338. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Harrison go to medical school?
Dr. Harrison attended New York University School of Medicine, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Harrison been practising?
Dr. Harrison has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Harrison do most often?
According to Medicare billing data, Dr. Harrison performs procedures including replacement of aortic valve by through femoral artery; provides treatments such as use of a drug to induce depression of consciousness by physician performing a procedure , initial 15 minutes and insertion of tube in right heart chambers and coronary artery for diagnosis with review by radiologist, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Harrison confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Harrison. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (919) 684-8111
- Email not available
Practice Locations
2100 ERWIN RD DUKE UNIVERSITY MEDICAL CENTER - DUMC 3331
Durham, NC 27710
Procedures Most Often Billed to Medicare
735 services · 657 patients · 16 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Replacement of aortic valve by through femoral artery | Procedure | 33362 |
46 |
| Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | Treatment | 99152 |
53 |
| Insertion of tube in right heart chambers and coronary artery for diagnosis with review by radiologist | Treatment | 93456 |
28 |
| Insertion of tube in coronary artery for diagnosis with review by radiologist | Treatment | 93454 |
11 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
135 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
78 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
69 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
62 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
59 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
43 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other cardiovascular diseases in Durham 8
Same specialty, same city.
More connections — 17 related providers in 3 groups
Trained at New York University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1984 at New York University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Replacement of aortic valve by through femoral artery 1
Providers in NC who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.