DR. MARIANA RIVERA BIGHAM MD
NPI 1447719547
Internal Medicine in Kissimmee, FL

Active since March 18, 2019PECOS EnrolledAccepts Medicare Assignment
1300 KEVSTIN DR, KISSIMMEE, FL 34744(321) 442-1214(321) 442-1215 Get Directions Write a Review

NPPES record last updated: September 17, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Sep 17, 2025, Sep 19, 2022, Sep 8, 2022 and 2 more (5 updates tracked since 2019).

About Dr. Mariana Rivera Bigham Md NPPES

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

DR. MARIANA RIVERA BIGHAM MD (NPI 1447719547) is an individual internal medicine provider in Kissimmee, Florida, licensed in Wisconsin (77311-20) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, is affiliated with Orlando Health, and maintains a secondary practice location in Madison.

NPPES Registry Identity

NPI1447719547
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. MARIANA RIVERA BIGHAMCredential: MD
Location Address1300 KEVSTIN DRKissimmee, FL 34744-5843
Mailing Address1300 Kevstin DrKissimmee, FL 34744-5843 · (321) 442-1214 · Fax (321) 442-1215
Fax(321) 442-1215
Sole ProprietorNo
Medical School CMSMercer University School Of MedicineGraduated 2019
Enumeration DateMarch 18, 2019
Last NPPES UpdateSeptember 17, 20255 updates tracked since enumeration
NPPES CertifiedSeptember 17, 2025
NPI 1447719547 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses Licensed in WI · 77311-20 Licensed in FL · ME174684
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

1300 KEVSTIN DR, Kissimmee, FL 34744

Secondary Practice Location 1

Location 11211 Fish Hatchery RdMadison, WI 53715-1909 · Phone (608) 252-8000 · Fax (608) 252-8233

Other Identifiers 1

Medicaid1447719547WI

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Mariana Rivera Bigham Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9537495056
PECOS Enrollment IDI20220921001933, I20250910000366
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 14

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.

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.
227 services130 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.
220 services171 patients
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.
158 services131 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
113 services113 patients
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025
A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.
42 services38 patients
Transitional care management services for problem of at least moderate complexity 99495
Transitional care management services focus on coordinating and managing your care after you leave the hospital. For moderate complexity problems, this involves managing your medications, arranging further treatments, and ensuring you have the necessary follow-ups.
25 services22 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Orlando Health

Acute Care Hospitals · Orlando, FL
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number100006
Location52 W Underwood StOrlando, FL 32806 · Orange County
Emergency services Birthing friendly

Orlando Health St Cloud Hospital

Acute Care Hospitals · Saint Cloud, FL
2/5 CMS rating
OwnershipProprietary
CMS Certification Number100302
Location2906 17th StreetSaint Cloud, FL 34769 · Osceola County
Emergency services

Ssm Health St Mary's Hospital - Madison

Acute Care Hospitals · Madison, WI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520083
Location700 South Park StMadison, WI 53715 · Dane County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 34744 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
$130.04 typical visit price
range $56.00 – $171.84
Typical copayment $32.51 (range $14.00 – $42.96)
Most-billed visit code 99204
Established Patient
$99.16 typical visit price
range $17.57 – $139.16
Typical copayment $24.79 (range $4.39 – $34.79)
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 13

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

Occupational Therapist (Pediatrics)
1300 KEVSTIN DR
KISSIMMEE, FL 34744
Health Educator
1300 KEVSTIN DR
KISSIMMEE, FL 34744
Home Health
1300 KEVSTIN DR
KISSIMMEE, FL 34744
Physical Therapist
1300 KEVSTIN DR
KISSIMMEE, FL 34744
Clinic/Center (Hearing and Speech)
1300 KEVSTIN DR
KISSIMMEE, FL 34744
Behavior Analyst
1300 KEVSTIN DR
KISSIMMEE, FL 34744
Speech-Language Pathologist
1300 KEVSTIN DR
KISSIMMEE, FL 34744
Family Medicine
1300 KEVSTIN DR
KISSIMMEE, FL 34744

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 Mariana Bigham's NPI number?

The NPI number for Mariana Bigham is 1447719547. It was assigned to this individual provider in the NPPES registry on March 18, 2019.

Where is Mariana Bigham located?

Mariana Bigham practices at 1300 Kevstin Dr, Kissimmee, FL 34744. The listed phone number is (321) 442-1214.

What is Mariana Bigham's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mariana Bigham enrolled in Medicare?

Yes. Mariana Bigham is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Mariana Bigham accept?

Health plans from AmeriHealth Caritas Next, Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) list Mariana Bigham 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.

Is Mariana Bigham affiliated with any hospitals?

According to CMS data, Mariana Bigham is affiliated with Orlando Health, Orlando Health St Cloud Hospital and Ssm Health St Mary's Hospital - Madison.

When was this NPI record last updated?

The NPPES record for Mariana Bigham was last updated on September 17, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.