NPPES file of Aug 9, 2026

Sifredo Acaron

Hematology & Oncology Physician · Mayaguez, PR

Sifredo Acaron is a hematology & oncology physician with a practice address in Mayaguez, Puerto Rico, and NPI 1659481323, issued on Aug 30, 2006. Check the license (Puerto Rico 7458, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659481323
Name
Sifredo Acaron
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
7458 PR
Self-reported in NPPES; status is on the state search
Practice location
Calle Morel Campos #4, Mayaguez, PR 00680
Phone
(787) 832-0040
Enumerated
Aug 30, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(787) 831-2616
Medicare enrollment
Enrolled (PECOS I20071030000160); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Sifredo Acaron in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Puerto Rico board licenses this profession
    Search for license 7458
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Puerto Rico license search

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3.1 times the Medicare Part D claims of the average hematology & oncology physician in 2024

2,676 Medicare Part D claims for 213 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. 110 claims were for opioids.

  1. Sifredo Acaron2,676
  2. Specialty average877

Most prescribed

  1. Anastrozole137 claims
  2. Warfarin Sodium115 claims
  3. Losartan Potassium105 claims
  4. Lisinopril101 claims
  5. Nifedipine Er101 claims
  6. Prednisone94 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: $448.16

10 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sifredo Acaron$448.16
  2. Specialty average$7,481.41

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Sifredo Acaron among 134 hematology & oncology physician records in Puerto Rico

Sifredo Acaron is one of 134 hematology & oncology physician records with a practice address in Puerto Rico. 91% 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 16% of them.

  • NPI issued2006 · 16% of these records are older, 51% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated1980 · median 2001 among the 98 with a school on file
  • Record last updated2007 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in Puerto Rico

There are 134 hematology & oncology physician records in Puerto Rico.

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Antonio Aponte Gracia, M.DMayaguez, PR 006801902968209
  2. Erick Cruz, M.D.Mayaguez, PR 006801518121821
  3. Carlos Del Valle-Troche, M.D.Mayaguez, PR 006801487615282
  4. Maryangely Moreno Campa, MDMayaguez, PR 006801356659510
  5. Christian Rolon, MD.Mayaguez, PR 006801164704581
  6. Norberto Santiago, M.D.Mayaguez, PR 006801730275553
  7. Luis Suau, MDMayaguez, PR 006801366418014
  8. Ricardo Quintero-Herencia, M.D.Mayaguez, PR 006811073511432

Common questions

What is Sifredo Acaron's NPI number?

Sifredo Acaron's National Provider Identifier (NPI) is 1659481323, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Sifredo Acaron located?

The NPPES record lists a practice address at Calle Morel Campos #4, Mayaguez, PR, 00680. Phone: (787) 832-0040. Providers update this record themselves, so call before visiting.

How can I verify Sifredo Acaron's license?

NPPES lists Puerto Rico license number 7458, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.

How much does Sifredo Acaron prescribe under Medicare Part D?

In 2024, Sifredo Acaron had 2,676 Medicare Part D claims for 213 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.