Robert James Buck, D.O.
Family Medicine Physician · Kissimmee, FL
Robert James Buck, D.O. is a family medicine physician with a practice address in Kissimmee, Florida, and NPI 1881692838, issued on Jul 13, 2005. Check the license (Florida OS7810, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Robert James Buck
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- OS7810 FL
Self-reported in NPPES; status is on the state search - Practice location
- 1507 N John Young Pkwy, Kissimmee, FL 34741
- Phone
- (855) 226-6633
- Enumerated
- Jul 13, 2005
- Record last updated
- Mar 3, 2025
- Fax
- (866) 285-7068
- Medicaid ID
- 270276200 FL
- Medicare enrollment
- Enrolled (PECOS I20051015000030); accepts Medicare assignment
- Medical or professional school
- West Virginia School Of Osteopathic Medicine, 1997
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 9,399 in Florida → Look up another NPI →
Also registered at 1507 N John Young Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shannon Fournier, LPNLicensed Practical Nurse1003493230
- Luis Garcia Fresneda, MDGeneral Practice Physician1326539388
- Cynthia Kuhnert, CNPFamily Nurse Practitioner1063662955
- Orly Pena-Sanchez, M.D.General Practice Physician1447212295
Verify Robert James Buck in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license OS7810Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46% fewer Medicare Part D claims than the average family medicine physician in 2024
1,918 Medicare Part D claims for 295 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Atorvastatin Calcium95 claims
- Levothyroxine Sodium75 claims
- Gabapentin65 claims
- Lisinopril60 claims
- Losartan Potassium59 claims
- Metformin Hcl55 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.
Industry payments in 2024: $74.86
4 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Adventist Health System Sunbelt, Inc.Orange City, FL
- Florida Sports And Family Health Center PAKissimmee, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert James Buck among 9,399 family medicine physician records in Florida
Robert James Buck, D.O. is one of 9,399 family medicine physician records with a practice address in Florida. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 90% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1997 · median 2004 among the 5,504 with a school on file
- Record last updated2025 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
62 family medicine physician records list a practice address in Kissimmee
They are 62 of the 5,568 NPPES records with a practice address in Kissimmee, and 9,399 family medicine physician records in Florida.
All 9,399 in Florida → Every provider in Kissimmee → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Saeed Ahmad, M.D.Kissimmee, FL 347411336150432
- Diahann Alleyne, M.D.Kissimmee, FL 347411073567723
- Barry Cook, M.D.Kissimmee, FL 347411942287149
- Craig Curtis, MDKissimmee, FL 347411922061431
- Uday Daphtary, MDKissimmee, FL 347411558323477
- Carrie Gittings, MDKissimmee, FL 347411417983743
- Enrique Gutierrez, M.D.Kissimmee, FL 347411407951304
- Michael Link, MDKissimmee, FL 347411215993514
Common questions
What is Robert James Buck, D.O.'s NPI number?
Robert James Buck, D.O.'s National Provider Identifier (NPI) is 1881692838, issued on Jul 13, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert James Buck, D.O. located?
The NPPES record lists a practice address at 1507 N John Young Pkwy, Kissimmee, FL, 34741. Phone: (855) 226-6633. Providers update this record themselves, so call before visiting.
How can I verify Robert James Buck, D.O.'s license?
NPPES lists Florida license number OS7810, 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 Robert James Buck, D.O. prescribe under Medicare Part D?
In 2024, Robert James Buck, D.O. had 1,918 Medicare Part D claims for 295 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.