Eduardo A. Michelen Namnun, M.D.
Internal Medicine Physician · Canovanas, PR
Eduardo A. Michelen Namnun, M.D. is an internal medicine physician with a practice address in Canovanas, Puerto Rico, and NPI 1578518098, issued on May 23, 2006. Check the license (Puerto Rico 10271, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Eduardo A. Michelen Namnun
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 10271 PR
Self-reported in NPPES; status is on the state search - Practice location
- Urb Loiza Valley, Canovanas, PR 00729
- Phone
- (787) 256-2990
- Enumerated
- May 23, 2006
- Record last updated
- Aug 27, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (787) 886-4603
- Medicaid ID
- HQ894Z PR
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,146 in Puerto Rico → Look up another NPI →
Also registered at Urb Loiza Valley
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Genesis ColonTechnician1740929991
- Francisco Marte-OquendoInternal Medicine Physician1760912810
Verify Eduardo A. Michelen Namnun in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Puerto Rico board licenses this profession
Search for license 10271Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
51% more Medicare Part D claims than the average internal medicine physician in 2024
4,798 Medicare Part D claims for 329 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Atorvastatin Calcium422 claims
- Losartan Potassium323 claims
- Metformin Hcl288 claims
- Amlodipine Besylate273 claims
- Lisinopril213 claims
- Hydrochlorothiazide206 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: $301.22
12 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie 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.
Eduardo A. Michelen Namnun among 1,146 internal medicine physician records in Puerto Rico
Eduardo A. Michelen Namnun, M.D. is one of 1,146 internal medicine physician records with a practice address in Puerto Rico. 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 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 52% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 52% of these records are
- Record last updated2019 · 55% 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 Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 internal medicine physician records list a practice address in Canovanas
They are 5 of the 282 NPPES records with a practice address in Canovanas, and 1,146 internal medicine physician records in Puerto Rico.
All 1,146 in Puerto Rico → Every provider in Canovanas → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Samuel Collazo Carrasquillo, MD.Canovanas, PR 007291053300053
- Francisco Marte Cabrera, M.D.Canovanas, PR 007291083669279
- Francisco Marte-OquendoCanovanas, PR 007291760912810
- Rafael Ruiz Gonzalez, M.DCanovanas, PR 007291902892458
- Ana Beauchamp-Irizarry, MDPonce, PR 007281104018175
- Angel Lebron Rodriguez, M.D.Ponce, PR 007301184656423
- Alejandra Lopez RamosPonce, PR 007301548725567
- Luis Rodriguez Hernandez, M.D.Ponce, PR 007281164472007
Common questions
What is Eduardo A. Michelen Namnun, M.D.'s NPI number?
Eduardo A. Michelen Namnun, M.D.'s National Provider Identifier (NPI) is 1578518098, issued on May 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Eduardo A. Michelen Namnun, M.D. located?
The NPPES record lists a practice address at Urb Loiza Valley, Canovanas, PR, 00729. Phone: (787) 256-2990. Providers update this record themselves, so call before visiting.
How can I verify Eduardo A. Michelen Namnun, M.D.'s license?
NPPES lists Puerto Rico license number 10271, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Eduardo A. Michelen Namnun, M.D. prescribe under Medicare Part D?
In 2024, Eduardo A. Michelen Namnun, M.D. had 4,798 Medicare Part D claims for 329 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.