William Rodriguez Zayas
Internal Medicine Physician · Aibonito, PR
William Rodriguez Zayas is an internal medicine physician with a practice address in Aibonito, Puerto Rico, and NPI 1922531086, issued on Apr 6, 2017. Check the license (Puerto Rico 21738, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William Rodriguez Zayas
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 21738 PR
Self-reported in NPPES; status is on the state search - Practice location
- Carr 726 Calle Jose C Vazquez, Aibonito, PR 00705
- Phone
- (787) 204-0308
- Enumerated
- Apr 6, 2017
- Record last updated
- Feb 7, 2023
- Medicare enrollment
- Enrolled (PECOS I20201118001951); accepts Medicare assignment
- Medical or professional school
- University Of Puerto Rico School Of Medicine, 2016
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,146 in Puerto Rico → Look up another NPI →
Verify William Rodriguez Zayas 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 21738Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average internal medicine physician in 2024
767 Medicare Part D claims for 295 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Levofloxacin66 claims
- Amoxicillin-Clavulanate Potass60 claims
- Prednisone54 claims
- Ciprofloxacin Hcl38 claims
- Atorvastatin Calcium37 claims
- Furosemide34 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: $75.06
4 payments; by number, the most common kind was food and beverage; the largest payer was Zoll Services LLC (a/k/a Zoll LifeCor Corp). 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.
William Rodriguez Zayas among 1,146 internal medicine physician records in Puerto Rico
William Rodriguez Zayas 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 2017, is newer than 73% of them.
- NPI issued2017 · 73% of these records are older, 25% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2016 · median 1996 among the 595 with a school on file
- Record last updated2023 · 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).
10 internal medicine physician records list a practice address in Aibonito
They are 10 of the 290 NPPES records with a practice address in Aibonito, and 1,146 internal medicine physician records in Puerto Rico.
All 1,146 in Puerto Rico → Every provider in Aibonito → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Heidi Ayala Cardona, M.D.Aibonito, PR 007051417996919
- Luis Canas, MDAibonito, PR 007051790780914
- Carlos Cepero Ayende, M.D.Aibonito, PR 007051831179795
- Rafael De Leon-Borras, MDAibonito, PR 007051902160690
- Maria Echevarria Cardona, M.D.Aibonito, PR 007051902851611
- Victor Polanco Sanchez, M.D.Aibonito, PR 007051205849528
- Edwin Rodriguez Allende, M.D.Aibonito, PR 007051770538969
- Lumen Vera Colon, M.D.Aibonito, PR 007051346251808
Common questions
What is William Rodriguez Zayas's NPI number?
William Rodriguez Zayas's National Provider Identifier (NPI) is 1922531086, issued on Apr 6, 2017. An NPI identifies a provider in billing; it is not a license.
Where is William Rodriguez Zayas located?
The NPPES record lists a practice address at Carr 726 Calle Jose C Vazquez, Aibonito, PR, 00705. Phone: (787) 204-0308. Providers update this record themselves, so call before visiting.
How can I verify William Rodriguez Zayas's license?
NPPES lists Puerto Rico license number 21738, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does William Rodriguez Zayas prescribe under Medicare Part D?
In 2024, William Rodriguez Zayas had 767 Medicare Part D claims for 295 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.