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Edit this profileAt a glance
- 502 Madison Oak, Suite 310, San Antonio, TX 78258
About Dr. Colligan
Mark F. Colligan, MD practices cardiovascular disease (cardiology) in San Antonio, TX. Mark is a 1997 graduate of Indiana University School of Medicine. Mark is also listed as specializing in cardiovascular disease. Medicare claims data shows Mark provided 8,090 services to 5,532 patients. 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, routine electrocardiogram (ecg) using at least 12 leads with interpretation and report, and visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient'. The provider's National Provider Identifier (NPI) is 1902998347.
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
- (210) 483-8883
- Email not available
Practice Locations
502 MADISON OAK SUITE 310
San Antonio, TX 78258
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
8,090 services · 5,532 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of pacemaker and upper and lower heart chamber electrode | Procedure | 33208 |
19 | As often as other peers in Cardiovascular Disease… |
| Insertion of heart rhythm monitor under skin | Procedure | 33285 |
14 | Less often than most peers in Cardiovascular Disease… |
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
169 | More often than most peers in Cardiovascular Disease… |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
792 | More often than most peers in Cardiovascular Disease… |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
503 | More than most peers in Cardiovascular Disease… |
| Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | Treatment | 93294 |
410 | More than most peers in Cardiovascular Disease… |
| Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days | Treatment | 93297 |
300 | More often than most peers in Cardiovascular Disease… |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | Treatment | 93015 |
238 | More often than most peers in Cardiovascular Disease… |
| Evaluation of cardiac rhythm monitor system, remote up to 30 days | Treatment | 93298 |
237 | More often than most peers in Cardiovascular Disease… |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
204 | More 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.
Related specialists at this location 2
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 San Antonio 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Indiana University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1997 at Indiana University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of pacemaker and upper and lower heart chamber electrode 8
Providers in TX who bill this service to Medicare most often.
Common questions
What does Dr. Colligan specialize in?
Dr. Colligan is a cardiovascular disease (cardiology) in San Antonio, TX. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Colligan located?
Dr. Colligan is listed at 502 Madison Oak Suite 310, San Antonio, TX 78258. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Colligan's phone number?
The number on file is (210) 483-8883. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Colligan?
Dr. Colligan's National Provider Identifier is 1902998347. 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. Colligan go to medical school?
Dr. Colligan attended Indiana University School of Medicine, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Colligan have?
Dr. Colligan has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Colligan do most often?
According to Medicare billing data, Dr. Colligan performs procedures including insertion of pacemaker and upper and lower heart chamber electrode and insertion of heart rhythm monitor under skin; reads or performs imaging such as nuclear medicine studies of heart muscle at rest and with stress and spect; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report 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
Is Dr. Colligan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Colligan. If this is you, claiming it is free.
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