Physician Profile
Unclaimed ProfileAbout WHITESIDE
Based in Key West, FL, Mark Eric Whiteside, M.D. is listed in the NPI registry under infectious disease. According to Medicare claims data, Mark cared for 307 Medicare patients across 633 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (305) 809-5280
- Email not available
Practice Locations
1100 SIMONTON ST
Key West, FL 33040
Procedures Most Often Billed to Medicare
633 services · 307 patients · 7 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
175 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
80 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
269 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
40 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
32 |
| Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | Office visit | 99211 |
21 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
16 |
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.
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.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in FL who bill this service to Medicare most often.
Common questions
What is Dr. Whiteside's specialty?
Dr. Whiteside is an infectious disease specialist in Key West, FL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Infectious Disease”.
NPI registry
Where can I find Dr. Whiteside?
Dr. Whiteside is listed at 1100 SIMONTON ST, Key West, FL 33040. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Whiteside?
The number on file is (305) 809-5280. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Whiteside's NPI number?
Dr. Whiteside's National Provider Identifier is 1356314934. 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
How long has Dr. Whiteside been practicing?
Dr. Whiteside has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What is Dr. Whiteside known for?
According to Medicare billing data, Dr. Whiteside performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Whiteside confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Whiteside. 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.