Osvaldo Alcaraz Diaz, M.D.
Surgery Physician · Bayamon, PR
Osvaldo Alcaraz Diaz, M.D. is a surgery physician with a practice address in Bayamon, Puerto Rico, and NPI 1801863493, issued on Mar 2, 2006. Check the license (Puerto Rico 6544, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Osvaldo Alcaraz Diaz
- Credential
- M.D.
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- 6544 PR
Self-reported in NPPES; status is on the state search - Practice location
- Edif. Santa Cruz #107B, Bayamon, PR 00966
- Phone
- (787) 785-7336
- Enumerated
- Mar 2, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (787) 269-6016
- Medicare enrollment
- Enrolled (PECOS I20110216000841); accepts Medicare assignment
- Medical or professional school
- University Of Puerto Rico School Of Medicine, 1977
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 230 in Puerto Rico → Look up another NPI →
Verify Osvaldo Alcaraz Diaz 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 6544Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
56% fewer Medicare Part D claims than the average surgery physician in 2024
65 Medicare Part D claims for 28 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
Most prescribed
- Tramadol Hcl-Acetaminophen12 claims
- Tamsulosin Hcl11 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: $24.00
1 payment: food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 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.
Osvaldo Alcaraz Diaz among 230 surgery physician records in Puerto Rico
Osvaldo Alcaraz Diaz, M.D. is one of 230 surgery physician records with a practice address in Puerto Rico. 81% 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 17% of them.
- NPI issued2006 · 17% of these records are older, 49% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1977 · median 1996 among the 140 with a school on file
- Record last updated2026 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in Puerto Rico
There are 230 surgery physician records in Puerto Rico.
All 230 in Puerto Rico → Every provider in Bayamon → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Texell Longoria-DubocqGuaynabo, PR 009661518318252
- Maria Lozada, MDGuaynabo, PR 009661689027930
- John Sanabria, M.D.Guaynabo, PR 009661003079252
- Santiago Ulloa RamirezGuaynabo, PR 009681619074960
- Rafael Iglesias, MDGuaynabo, PR 009691568446532
- Sergio Perez, M.D.Guaynabo, PR 009691265652093
- Jose Sorrentino, M.D.Guaynabo, PR 009691881602035
- Mario Bernal Pablos, M.D.Bayamon, PR 009611245449156
Common questions
What is Osvaldo Alcaraz Diaz, M.D.'s NPI number?
Osvaldo Alcaraz Diaz, M.D.'s National Provider Identifier (NPI) is 1801863493, issued on Mar 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Osvaldo Alcaraz Diaz, M.D. located?
The NPPES record lists a practice address at Edif. Santa Cruz #107B, Bayamon, PR, 00966. Phone: (787) 785-7336. Providers update this record themselves, so call before visiting.
How can I verify Osvaldo Alcaraz Diaz, M.D.'s license?
NPPES lists Puerto Rico license number 6544, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Osvaldo Alcaraz Diaz, M.D. prescribe under Medicare Part D?
In 2024, Osvaldo Alcaraz Diaz, M.D. had 65 Medicare Part D claims for 28 beneficiaries; the average among surgery physician prescribers was 147. 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.