Robert Zachary Ferdman, M.D.
Internal Medicine Physician · Fleming Island, FL
Robert Zachary Ferdman, M.D. is an internal medicine physician with a practice address in Fleming Island, Florida, and NPI 1871948125, issued on Apr 24, 2016. Check the license (Florida ME157835, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Robert Zachary Ferdman
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- ME157835 FL
Self-reported in NPPES; status is on the state search - Practice location
- 4689 US Highway 17 Ste 2-5, Fleming Island, FL 32003
- Phone
- (904) 269-6526
- Enumerated
- Apr 24, 2016
- Record last updated
- Feb 19, 2026
- Fax
- (904) 269-6527
- Medicare enrollment
- Enrolled (PECOS I20220914000928); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Buffalo School Of Medicine, 2016
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 10,151 in Florida → Look up another NPI →
Also registered at 4689 US Highway 17 Ste 2-5
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Robert Zachary Ferdman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME157835Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average internal medicine physician in 2024
721 Medicare Part D claims for 109 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims. 125 claims were for opioids.
Most prescribed
- Eliquis48 claims
- Letrozole39 claims
- Prochlorperazine Maleate34 claims
- Ondansetron Hcl33 claims
- Oxycodone Hcl31 claims
- Everolimus27 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: $2,945.97
134 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 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 one group practice
- Florida Cancer Specialists And Research Institute, LLCFleming Island, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert Zachary Ferdman among 10,151 internal medicine physician records in Florida
Robert Zachary Ferdman, M.D. 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 2016, is newer than 73% of them.
- NPI issued2016 · 73% of these records are older, 24% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2016 · median 2004 among the 6,606 with a school on file
- Record last updated2026 · 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).
Internal Medicine Physician providers in Florida
There are 10,151 internal medicine physician records in Florida.
All 10,151 in Florida → Every provider in Fleming Island → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Robert Frank, MDOrange Park, FL 320031184917627
- Jonathan Groh, M.D.Orange Park, FL 320031144209768
- Shiva Mahinrad, M.D.Fleming Island, FL 320031922093095
- Annabelle Matias, M.D.Orange Park, FL 320031194709725
- Naja Naddaf, M.D.Orange Park, FL 320031255315875
- Mingyue Zheng, DOFleming Island, FL 320031659950178
- Robert Frankle, M.D.Callahan, FL 320111356389647
- Michael Scheer, D.OCallahan, FL 320111639294796
Common questions
What is Robert Zachary Ferdman, M.D.'s NPI number?
Robert Zachary Ferdman, M.D.'s National Provider Identifier (NPI) is 1871948125, issued on Apr 24, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Robert Zachary Ferdman, M.D. located?
The NPPES record lists a practice address at 4689 US Highway 17 Ste 2-5, Fleming Island, FL, 32003. Phone: (904) 269-6526. Providers update this record themselves, so call before visiting.
How can I verify Robert Zachary Ferdman, M.D.'s license?
NPPES lists Florida license number ME157835, 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 Zachary Ferdman, M.D. prescribe under Medicare Part D?
In 2024, Robert Zachary Ferdman, M.D. had 721 Medicare Part D claims for 109 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.