Mariana Rivera Bigham, MD
Internal Medicine Physician · Kissimmee, FL
Mariana Rivera Bigham, MD is an internal medicine physician with a practice address in Kissimmee, Florida, and NPI 1447719547, issued on Mar 18, 2019. Check the license (Florida ME174684, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Mariana Rivera Bigham
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- ME174684 FL
77311-20 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1300 Kevstin Dr, Kissimmee, FL 34744
- Phone
- (321) 442-1214
- Enumerated
- Mar 18, 2019
- Record last updated
- Sep 17, 2025
- Fax
- (321) 442-1215
- Medicaid ID
- 1447719547 WI
- Medicare enrollment
- Enrolled (PECOS I20220921001933); accepts Medicare assignment
- Medical or professional school
- Mercer University School Of Medicine, 2019
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 10,151 in Florida → Look up another NPI →
Also registered at 1300 Kevstin Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John Hartman, MDFamily Medicine Physician1104834027
- Pearl Huang-Ramirez, MDFamily Medicine Physician1720096647
- Gerald Lebron-Crespo, MDFamily Medicine Physician1548919434
- Maria Martinez Rojas, MDFamily Medicine Physician1528681616
- Miriam Parra, OTRPediatric Occupational Therapist1114271095
- Aura Urquia-Robles, D.O.Family Medicine Physician1477849784
Verify Mariana Rivera Bigham in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME174684Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% more Medicare Part D claims than the average internal medicine physician in 2024
5,402 Medicare Part D claims for 508 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 112 claims were for opioids.
Most prescribed
- Atorvastatin Calcium415 claims
- Omeprazole245 claims
- Lisinopril228 claims
- Rosuvastatin Calcium208 claims
- Amlodipine Besylate194 claims
- Levothyroxine Sodium185 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through 2 group practices
- Dean Health Systems IncMadison, WI
- Orlando Physicians Network IncKissimmee, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mariana Rivera Bigham among 10,151 internal medicine physician records in Florida
Mariana Rivera Bigham, MD is one of 10,151 internal medicine physician records with a practice address in Florida. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 82% of them.
- NPI issued2019 · 82% of these records are older, 14% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2019 · median 2004 among the 6,606 with a school on file
- Record last updated2025 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
74 internal medicine physician records list a practice address in Kissimmee
They are 74 of the 5,568 NPPES records with a practice address in Kissimmee, and 10,151 internal medicine physician records in Florida.
All 10,151 in Florida → Every provider in Kissimmee → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Muhammad Asad Khan, MDKissimmee, FL 347441821380544
- Arlene Palazzolo, M.D.Kissimmee, FL 347441295833564
- Lismarie Quinones, M.D.Kissimmee, FL 347441164568234
- Vivekanand Ramnarain, MDKissimmee, FL 347441306898358
- Sandra Rodriguez Palacios, M.D.Kissimmee, FL 347441538277090
- Anita Sabharwal, M.D.Kissimmee, FL 347441407829609
- William Suarez, MDKissimmee, FL 347441780636605
- Emanuel Nazario-Irizarry, M.D.Kissimmee, FL 347461851703219
Common questions
What is Mariana Rivera Bigham, MD's NPI number?
Mariana Rivera Bigham, MD's National Provider Identifier (NPI) is 1447719547, issued on Mar 18, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Mariana Rivera Bigham, MD located?
The NPPES record lists a practice address at 1300 Kevstin Dr, Kissimmee, FL, 34744. Phone: (321) 442-1214. Providers update this record themselves, so call before visiting.
How can I verify Mariana Rivera Bigham, MD's license?
NPPES lists Florida license number ME174684, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mariana Rivera Bigham, MD prescribe under Medicare Part D?
In 2024, Mariana Rivera Bigham, MD had 5,402 Medicare Part D claims for 508 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.