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Edit this profileAt a glance
- 1 Northeast Dr, Bangor, ME 04401
About Dr. Crespo
Guillermo J. Crespo, MD is a healthcare provider in Bangor, ME specializing in cardiovascular disease. According to Medicare claims data, Guillermo cared for 762 Medicare patients across 838 services. The services billed most often include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, ultrasound of heart with color-depicted blood flow, rate, direction and valve function, and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only. This provider record is associated with NPI 1619948148.
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
- (207) 275-3800
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1 NORTHEAST DR
Bangor, ME 04401
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
Specialized cardiovascular care
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
Advanced imaging
- Cardiac computed tomography
- Coronary artery calcium scan
- Transesophageal echocardiogram
- Cardiac magnetic resonance imaging
- Nuclear cardiac stress imaging
Catheter-based diagnosis and treatment
Heart & circulation
Life Support
Office and noninvasive testing
- Cardiology consultation
- Exercise stress test
- Pharmacologic cardiac stress test
- Stress echocardiogram
- Transthoracic echocardiogram
- Ambulatory blood-pressure monitoring
Structural heart
Most searched procedures
Consultations
Diagnostic testing
Diagnostics
Heart devices
- Biventricular Pacemaker (Cardiac Resynchronization Therapy)
- Implantable Loop Recorder (Cardiac Monitor Implant)
Heart imaging
Heart procedures
Heart rhythm procedures
- Radiofrequency ablation
Imaging
Implants
Recovery & rehabilitation
Vascular imaging
Procedures Most Often Billed to Medicare
838 services · 762 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Repair of left upper heart chamber with implant with review by radiologist | Procedure | 33340 |
16 | Less often than most peers in Cardiovascular Disease |
| Replacement of aortic valve through the skin and femoral artery | Procedure | 33361 |
11 | Less often than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
385 | As often as other peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
98 | Less often than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
89 | 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 |
58 | As often as other peers in Cardiovascular Disease |
| Insertion of tube in coronary artery for diagnosis with review by radiologist | Treatment | 93454 |
49 | More often than most peers in Cardiovascular Disease |
| Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | Treatment | 93294 |
24 | Less often than most peers in Cardiovascular Disease |
| Insertion of tube in right heart chambers and coronary artery for diagnosis with review by radiologist | Treatment | 93456 |
23 | 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 |
18 | 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.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other cardiologists at this location 8
Same specialty, same street address — most likely the same department or group.
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.
More connections — 17 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Dr. Crespo's specialty?
Dr. Crespo is a cardiologist in Bangor, ME. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
Where can I find Dr. Crespo?
Dr. Crespo is listed at 1 Northeast Dr, Bangor, ME 04401. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Crespo?
The number on file is (207) 275-3800. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Crespo's NPI number?
Dr. Crespo's National Provider Identifier is 1619948148. 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
What is Dr. Crespo's medical education?
Dr. Crespo attended Other, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Crespo been practicing?
Dr. Crespo has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Crespo known for?
According to Medicare billing data, Dr. Crespo performs procedures including repair of left upper heart chamber with implant with review by radiologist and replacement of aortic valve through the skin and femoral artery; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and ultrasound of heart with color-depicted blood flow, rate, direction and valve function, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Crespo confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Crespo. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.