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DR. MARK ERIC WHITESIDE M.D.
NPI 1356314934
Internal Medicine - Infectious Disease in Key West, FL

Active since February 13, 2006PECOS Enrolled
1100 SIMONTON ST, KEY WEST, FL 33040(305) 809-5280(305) 293-1561 Get Directions Write a Review

NPPES record last updated: April 13, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Mark Eric Whiteside M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARK ERIC WHITESIDE M.D. (NPI 1356314934) is an individual infectious disease provider in Key West, Florida, licensed in Florida (ME0036940) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1356314934
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameDR. MARK ERIC WHITESIDECredential: M.D.
Location Address1100 SIMONTON STKey West, FL 33040-3110
Mailing Address1735 Bahama DrKey West, FL 33040-5217 · (305) 293-8294
Phone(305) 809-5280
Fax(305) 293-1561
Sole ProprietorNo
Enumeration DateFebruary 13, 2006
Last NPPES UpdateApril 13, 2015
✔ NPI 1356314934 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in FL · ME0036940
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
1100 SIMONTON ST, Key West, FL 33040
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Other Identifiers 4

Medicare ID-Type Unspecified44189UFL · Private Pratice
Medicaid069424000FL
Medicare ID-Type Unspecified44189YFL · Monroe County Health Dept
Medicare UPIND62460FL

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Florida Blue (BlueCross BlueShield FL), UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mark Eric Whiteside M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
269 services112 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
175 services94 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
80 services13 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
40 services28 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
32 services30 patients
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211
This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.
21 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 33040 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$141.56 typical visit price
range $60.92 – $187.05
Typical copayment $35.39 (range $15.23 – $46.76)
Most-billed visit code 99204
Established Patient
$107.17 typical visit price
range $18.99 – $150.24
Typical copayment $26.79 (range $4.74 – $37.56)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. TALLEY ANNE REEB RN
Registered Nurse (Community Health)
1100 SIMONTON ST
KEY WEST, FL 33040
Monroe County (305) 797-5177
DANA LYNN PORTILLO RN
Registered Nurse (Community Health)
1100 SIMONTON ST
KEY WEST, FL 33040
Monroe County (305) 293-1549
ALYSSA SUGGS
Nurse Practitioner (Family)
1100 SIMONTON ST
KEY WEST, FL 33040
Monroe County (305) 293-7500
FLORIDA DEPARTMENT OF HEALTH
Clinic/Center (Community Health)
1100 SIMONTON ST
KEY WEST, FL 33040
Monroe County (305) 293-7500

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Whiteside's NPI number?

The NPI number for Mark Whiteside is 1356314934. It was assigned to this individual provider in the NPPES registry on February 13, 2006.

Where is Mark Whiteside located?

Mark Whiteside practices at 1100 Simonton St, Key West, FL 33040. The listed phone number is (305) 809-5280.

What is Mark Whiteside's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Mark Whiteside enrolled in Medicare?

Yes. Mark Whiteside is registered in the Medicare PECOS enrollment system.

What insurance does Mark Whiteside accept?

Health plans from Florida Blue (BlueCross BlueShield FL) and UnitedHealthcare list Mark Whiteside as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mark Whiteside was last updated on April 13, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.