Physician Profile
Unclaimed ProfileAbout JOHNSON
Mark C Johnson, MD practices emergency medicine in Sarasota, FL. Mark is a 1993 graduate of Medical University of South Carolina College of Medicine. According to Medicare claims data, Mark cared for 391 Medicare patients across 401 services.
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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (941) 917-8507
- Email not available
Practice Locations
1700 S TAMIAMI TRAIL
Sarasota, FL 34239
Procedures Most Often Billed to Medicare
401 services · 391 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
103 |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
175 |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
97 |
| Emergency department visit with low level of medical decision making | Office visit | 99283 |
15 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
11 |
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 emergency medicines at this location 7
Same specialty, same street address — most likely the same department or group.
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 emergency medicines in Sarasota 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Medical University of South Carolina College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1993 at Medical University of South Carolina College of Medicine 8
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 only 8
Providers in FL who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Johnson?
Dr. Johnson is an emergency medicine in Sarasota, FL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “EMERGENCY MEDICINE”.
NPI registry
What is Dr. Johnson's address?
Dr. Johnson is listed at 1700 S TAMIAMI TRAIL, Sarasota, FL 34239. 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. Johnson?
The number on file is (941) 917-8507. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Johnson's NPI number?
Dr. Johnson's National Provider Identifier is 1588639520. 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. Johnson train?
Dr. Johnson attended Medical University of South Carolina College of Medicine, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Johnson been practicing?
Dr. Johnson has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Johnson perform?
According to Medicare billing data, Dr. Johnson provides treatments such as 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
Has Dr. Johnson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Johnson. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.