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Edit this profileAt a glance
- 801 Massachusetts Ave, Crosstown 2, Boston, MA 02118
About Gregory Baker
Gregory Baker practices cardiovascular disease (cardiology) in Boston, MA. Gregory is also listed as specializing in internal medicine. Medicare claims data shows Gregory provided 3,871 services to 3,373 patients. The services billed most often include ultrasound of heart with color-depicted blood flow, rate, direction and valve function, routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, and subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes. The provider's National Provider Identifier (NPI) is 1255726667.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (617) 414-7399
- Email not available
Practice Locations
801 MASSACHUSETTS AVE CROSSTOWN 2
Boston, MA 02118
Conditions Commonly Evaluated or Treated
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.
Conditions
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
Procedures & services
Most searched procedures
Office and noninvasive testing
Advanced imaging
Consultations
Diagnostic testing
Diagnostics
Heart devices
- Biventricular Pacemaker (Cardiac Resynchronization Therapy)
- Implantable Loop Recorder (Cardiac Monitor Implant)
Heart imaging
Heart procedures
Heart rhythm procedures
Imaging
Implants
Recovery & rehabilitation
Vascular imaging
Procedures Most Often Billed to Medicare
3,871 services · 3,373 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
709 | More than most peers in Cardiovascular Disease… |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
653 | More often than most peers in Cardiovascular Disease… |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
362 | More than most peers in Cardiovascular Disease… |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
165 | More than most 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 |
106 | More often than most peers in Cardiovascular Disease… |
| Ultrasound of heart with color-depicted blood flow, rate and valve function | Treatment | 93325 |
65 | More often than most peers in Cardiovascular Disease… |
| External shock to heart to regulate heart beat | Treatment | 92960 |
64 | More than most peers in Cardiovascular Disease… |
| Ultrasound of heart blood flow, valves and chambers, follow-up | Treatment | 93321 |
61 | More 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 |
58 | More often than most peers in Cardiovascular Disease… |
| Ultrasound of heart with probe in esophagus, with report | Treatment | 93312 |
50 | More 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.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
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 Boston 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2015 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 8
Providers in MA who bill this service to Medicare most often.
Common questions
What kind of doctor is Gregory Baker?
Gregory Baker is a cardiovascular disease (cardiology) in Boston, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Gregory Baker's address?
Gregory Baker is listed at 801 Massachusetts Ave Crosstown 2, Boston, MA 02118. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Gregory Baker?
The number on file is (617) 414-7399. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Gregory Baker?
Gregory Baker's National Provider Identifier is 1255726667. 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 Gregory Baker train?
Gregory Baker attended Other, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Gregory Baker have?
Gregory Baker has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What procedures does Gregory Baker perform?
According to Medicare billing data, Gregory Baker provides treatments such as ultrasound of heart with color-depicted blood flow, rate, direction and valve function 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
Is Gregory Baker's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Gregory Baker. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.