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Edit this profileAt a glance
- 806 W Oak St, Kissimmee, FL 34741
About Dr. Johnson
Based in Kissimmee, FL, Mark J. Johnson, DO is listed in the NPI registry under internal medicine. Mark graduated from Lake Erie College of Osteopathic Medicine, Bradenton in 2018. Mark is also listed as specializing in student in an organized health care education program. According to Medicare claims data, Mark cared for 242 Medicare patients across 362 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and hospital discharge day management, more than 30 minutes. NPI 1740783554 identifies this record in the national registry.
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
- (407) 483-3376
- Email not available
Practice Locations
806 W OAK ST
Kissimmee, FL 34741
Conditions Commonly Evaluated or Treated
Within Internal Medicine 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
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
- Vertigo
Cardiac and vascular
Digestive
Heart & Circulation
- Heart disease
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive and evaluation
- Medication management
- Post-hospital transitional care
Screening and diagnostic testing
- EKG
- Spirometry
Bones & Joints
Brain and nerves
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
Exams & Consultations
- Pre-Op Clearance Exam
Heart & Circulation
- Blood Pressure Check
- Heart monitor
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
Lab tests
- Urinalysis
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
Minor procedures
- Ingrown toenail removal
- Suture removal
Office procedures
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Pain management
Preventive & Routine Care
Screenings & Diagnostics
- Bone Density Scan Referral
- Diabetes Screening and A1C Test
Sexual health
- STI Testing
Procedures Most Often Billed to Medicare
362 services · 242 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
124 | As often as other peers in Internal Medicine |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
82 | As often as other peers in Internal Medicine |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
41 | Less often than most peers in Internal Medicine |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
39 | As often as other peers in Internal Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
38 | Less often than most peers in Internal Medicine |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
19 | Less often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
19 | Less often than most peers in Internal Medicine |
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 internists at this location 5
Same specialty, same street address — most likely the same department or group.
Other internists in Kissimmee 8
Same specialty, same city.
Trained at Lake Erie College of Osteopathic Medicine, Bradenton 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2018 at Lake Erie College of Osteopathic Medicine, Bradenton 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Johnson?
Dr. Johnson is an internist in Kissimmee, FL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
What is Dr. Johnson's address?
Dr. Johnson is listed at 806 W Oak St, Kissimmee, FL 34741. 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 (407) 483-3376. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Johnson's NPI number?
Dr. Johnson's National Provider Identifier is 1740783554. 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 Lake Erie College of Osteopathic Medicine, Bradenton, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Johnson been practicing?
Dr. Johnson has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Johnson perform?
According to Medicare billing data, Dr. Johnson the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. 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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