Marcos E. Chacon Cruz, MD
Internal Medicine Physician · Mayaguez, PR
Marcos E. Chacon Cruz, MD is an internal medicine physician with a practice address in Mayaguez, Puerto Rico, and NPI 1700244241, issued on Jan 28, 2016. Check the license (Puerto Rico 21609, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marcos E. Chacon Cruz
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 21609 PR
Self-reported in NPPES; status is on the state search - Practice location
- Ave Hostos 410 Suite 120 Mayaguez Medical, Mayaguez, PR 00681
- Phone
- (939) 219-4836
- Enumerated
- Jan 28, 2016
- Record last updated
- Aug 22, 2025
- Entity
- Type 1 · individual
Verify Marcos E. Chacon Cruz 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 21609Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
37 Medicare Part D claims for 15 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 35% of 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: $980.65
26 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, 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.
60 internal medicine physician records list a practice address in Mayaguez
They are 60 of the 1,408 NPPES records with a practice address in Mayaguez, and 1,146 internal medicine physician records in Puerto Rico.
All 60 in Mayaguez → All 1,146 in Puerto Rico → Every provider in Mayaguez →
Other internal medicine physician records in Puerto Rico
- Jamil Abou El Hossen Carmona, MDRio Piedras, PR1700575495
- Jamil Abouelhossen, MDFajardo, PR1356347538
- James Abrams, MDSan Juan, PR1861721789
- Fernando Abreu GonzalezSan Juan, PR1437100930
- Arlene Abreu Rivera, MDCaguas, PR1801090261
- Lourdes Acevedo, M.D.Aguada, PR1487751574
- Luis Acevedo Aquino, MDAguadilla, PR1477128999
- Sara Acevedo Armaiz, MDCarolina, PR1194731711
- Luis Acevedo Soto, MDMayaguez, PR1851084412
- Melanie Acevedo Valle, M.D.Aguada, PR1700140357
Common questions
What is Marcos E. Chacon Cruz, MD's NPI number?
Marcos E. Chacon Cruz, MD's National Provider Identifier (NPI) is 1700244241, issued on Jan 28, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Marcos E. Chacon Cruz, MD located?
The NPPES record lists a practice address at Ave Hostos 410 Suite 120 Mayaguez Medical, Mayaguez, PR, 00681. Phone: (939) 219-4836. Providers update this record themselves, so call before visiting.
How can I verify Marcos E. Chacon Cruz, MD's license?
NPPES lists Puerto Rico license number 21609, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Marcos E. Chacon Cruz, MD prescribe under Medicare Part D?
In 2024, Marcos E. Chacon Cruz, MD had 37 Medicare Part D claims for 15 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.