Raul R. Hernandez Chuan, MD
Internal Medicine Physician · San Juan, PR
Raul R. Hernandez Chuan, MD is an internal medicine physician with a practice address in San Juan, Puerto Rico, and NPI 1730120098, issued on Jun 9, 2006. Check the license (Puerto Rico 12616, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Raul R. Hernandez Chuan
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 12616 PR
Self-reported in NPPES; status is on the state search - Practice location
- 29 Calle Washington, San Juan, PR 00907
- Phone
- (787) 725-4945
- Enumerated
- Jun 9, 2006
- Record last updated
- Dec 13, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20060323000378); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,146 in Puerto Rico → Look up another NPI →
Also registered at 29 Calle Washington
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rafael Bermudez, M.D.Internal Medicine Physician1285733691
- Sheyla Calderon, M.D.Pediatric Gastroenterology Physician1821291907
- Luis Canepa, MDPsychiatry Physician1558582932
- Eduardo Canto, MDUrology Physician1366425506
- Carmen Casablanca Vazquez, OPTOMETRY DOCTORCorneal and Contact Management Optometrist1437253887
- Zaida Cesareo, DMDPediatric Dentistry1255313151
Verify Raul R. Hernandez Chuan 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 12616Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.5 times the Medicare Part D claims of the average internal medicine physician in 2024
7,990 Medicare Part D claims for 516 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Rosuvastatin Calcium410 claims
- Omega-3 Acid Ethyl Esters397 claims
- Atorvastatin Calcium380 claims
- Metformin Hcl351 claims
- Simvastatin331 claims
- Synthroid317 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: $177.28
5 payments; by number, the most common kind was food and beverage; the largest payer was Janssen 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.
Raul R. Hernandez Chuan among 1,146 internal medicine physician records in Puerto Rico
Raul R. Hernandez Chuan, MD 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 fileYes · 52% of these records are
- Graduated1990 · median 1996 among the 595 with a school on file
- Record last updated2012 · 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).
322 internal medicine physician records list a practice address in San Juan
They are 322 of the 8,960 NPPES records with a practice address in San Juan, and 1,146 internal medicine physician records in Puerto Rico.
All 1,146 in Puerto Rico → Every provider in San Juan → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Rafael Bermudez, M.D.San Juan, PR 009071285733691
- Frances Franceschi Nazario, M.D.San Juan, PR 009071790736569
- Jellytza Maldonado, MDSan Juan, PR 009071316928625
- Carlos Matos, MDSantarce, PR 009071912989609
- Yolando Mendez/crespo, MDSan Juan, PR 009071326046038
- Ernesto Munoz Vilches, MDSan Juan, PR 009071861436461
- Karen Ossa, M.D.San Juan, PR 009071801005418
- Jennifer Pena, M.D.San Juan, PR 009071639332554
Common questions
What is Raul R. Hernandez Chuan, MD's NPI number?
Raul R. Hernandez Chuan, MD's National Provider Identifier (NPI) is 1730120098, issued on Jun 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Raul R. Hernandez Chuan, MD located?
The NPPES record lists a practice address at 29 Calle Washington, San Juan, PR, 00907. Phone: (787) 725-4945. Providers update this record themselves, so call before visiting.
How can I verify Raul R. Hernandez Chuan, MD's license?
NPPES lists Puerto Rico license number 12616, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Raul R. Hernandez Chuan, MD prescribe under Medicare Part D?
In 2024, Raul R. Hernandez Chuan, MD had 7,990 Medicare Part D claims for 516 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.