Physician Profile
Unclaimed ProfileAbout DIXON
Frederick Earl Dixon, MD practises cardiovascular disease (cardiology) in San Marcos, TX. Frederick is a 1979 graduate of University of Virginia School of Medicine. Frederick is also listed as specialising in cardiovascular disease and sleep medicine.
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 kind of doctor is Dr. Dixon?
Dr. Dixon is a cardiovascular disease (cardiology) in San Marcos, TX. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CARDIOVASCULAR DISEASE (CARDIOLOGY)”.
NPI registry
What is Dr. Dixon's address?
Dr. Dixon is listed at 326 N LBJ DR STE 104, San Marcos, TX 78666. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Dixon?
The number on file is (512) 572-1033. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Dixon?
Dr. Dixon's National Provider Identifier is 1023079613. 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. Dixon train?
Dr. Dixon attended University of Virginia School of Medicine, graduating in 1979. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Dixon have?
Dr. Dixon has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Dixon perform?
According to Medicare billing data, Dr. Dixon 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. Dixon's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Dixon. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (512) 572-1033
- Email not available
Practice Locations
326 N LBJ DR STE 104
San Marcos, TX 78666
Procedures Most Often Billed to Medicare
1,908 services · 649 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
113 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
68 |
| Ultrasound of heart with color-depicted blood flow, rate and valve function | Treatment | 93325 |
40 |
| Ultrasound of heart blood flow, valves and chambers | Treatment | 93320 |
40 |
| Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report | Treatment | 93351 |
37 |
| Injection of x-ray contrast during ultrasound of heart | Treatment | 93352 |
18 |
| Injection, atropine sulfate, 0.01 mg | Drug given | J0461 |
1,225 |
| Injection, dobutamine hydrochloride, per 250 mg | Drug given | J1250 |
21 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
156 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
117 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated 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 San Marcos 3
Same specialty, same city.
Trained at University of Virginia School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 1979 at University of Virginia School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 8
Providers in TX 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.