Physician Profile
James Harkness, M.D. practices cardiovascular disease in Boston, MA. James is a 2006 graduate of Johns Hopkins University School of Medicine. According to Medicare claims data, James cared for 544 Medicare patients across 580 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes, and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
55 FRUIT ST
Boston, MA 02114
Within Cardiovascular Disease generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Coronary and ischemic heart disease
Heart failure and cardiomyopathy
Heart rhythm
Symptoms and functional disorders
Valve and structural heart
Vascular and risk factors
Artery & vascular
Heart inflammation
Heart muscle
Heart valves
Vascular disease
Most searched procedures
Office and noninvasive testing
Advanced imaging
Consultations
Diagnostic testing
Diagnostics
Heart devices
Heart imaging
Heart procedures
Heart rhythm procedures
Imaging
Implants
Recovery & rehabilitation
Vascular imaging
580 services · 544 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Replacement of aortic valve through the skin and femoral artery | Procedure | 33361 |
26 | As often as other peers in Cardiovascular Disease |
| Repair of left upper heart chamber with implant with review by radiologist | Procedure | 33340 |
22 | As often as other peers in Cardiovascular Disease |
| Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | Treatment | 99152 |
74 | More often than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
60 | Less often than most peers in Cardiovascular Disease |
| Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist | Treatment | 93458 |
32 | As often as other peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
31 | Less often than most peers in Cardiovascular Disease |
| Insertion of tube in coronary artery for diagnosis with review by radiologist | Treatment | 93454 |
30 | More often than most peers in Cardiovascular Disease |
| Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch | Treatment | 92928 |
26 | As often as other peers in Cardiovascular Disease |
| Insertion of tube in right heart chambers for measurement | Treatment | 93451 |
15 | As often as other peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
11 | Less often than most peers in Cardiovascular Disease |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
James Harkness is a cardiologist in Boston, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
James Harkness is listed at 55 Fruit St, Boston, MA 02114. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (617) 732-5845. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
James Harkness's National Provider Identifier is 1912057894. 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
James Harkness attended Johns Hopkins University School of Medicine, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
James Harkness has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, James Harkness performs procedures including replacement of aortic valve through the skin and femoral artery and repair of left upper heart chamber with implant with review by radiologist; provides treatments such as use of a drug to induce depression of consciousness by physician performing a procedure , initial 15 minutes and routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by James Harkness. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.