Hermes O. Koop, MD
Internal Medicine Physician · Naples, FL
Hermes O. Koop, MD is an internal medicine physician with a practice address in Naples, Florida, and NPI 1619923323, issued on May 25, 2006. Check the license (Florida ME0061948, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Hermes O. Koop
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- ME0061948 FL
Self-reported in NPPES; status is on the state search - Practice location
- 599 9TH St N, Naples, FL 34102
- Phone
- (239) 325-4801
- Enumerated
- May 25, 2006
- Record last updated
- Sep 23, 2024
- Fax
- (239) 325-4800
- Medicaid ID
- 370583800 FL
- Medicare enrollment
- Enrolled (PECOS I20081230000103); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical Branch At Galveston, 1984
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 10,151 in Florida → Look up another NPI →
Also registered at 599 9TH St N
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Hermes O. Koop in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME0061948Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,977 Medicare Part D claims for 188 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 20 claims were for opioids.
Most prescribed
- Atorvastatin Calcium178 claims
- Pantoprazole Sodium111 claims
- Rosuvastatin Calcium96 claims
- Metoprolol Succinate86 claims
- Amlodipine Besylate80 claims
- Simvastatin71 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: $42.58
2 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. 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
- The Moorings IncorporatedNaples, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hermes O. Koop among 10,151 internal medicine physician records in Florida
Hermes O. Koop, 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 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 55% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1984 · median 2004 among the 6,606 with a school on file
- Record last updated2024 · 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).
208 internal medicine physician records list a practice address in Naples
They are 208 of the 5,950 NPPES records with a practice address in Naples, and 10,151 internal medicine physician records in Florida.
All 10,151 in Florida → Every provider in Naples → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- George Ferguson, MDNaples, FL 341021336195098
- Phillip Francis, MDNaples, FL 341021134166176
- Richard Kravis, M.D.Naples, FL 341021215937016
- David Madwar, MDNaples, FL 341021255383592
- Frederick Paola, MDNaples, FL 341021881656858
Common questions
What is Hermes O. Koop, MD's NPI number?
Hermes O. Koop, MD's National Provider Identifier (NPI) is 1619923323, issued on May 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Hermes O. Koop, MD located?
The NPPES record lists a practice address at 599 9TH St N, Naples, FL, 34102. Phone: (239) 325-4801. Providers update this record themselves, so call before visiting.
How can I verify Hermes O. Koop, MD's license?
NPPES lists Florida license number ME0061948, 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 Hermes O. Koop, MD prescribe under Medicare Part D?
In 2024, Hermes O. Koop, MD had 2,977 Medicare Part D claims for 188 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.