Orlando Alfredo Lopez Santiago, MD
Internal Medicine Physician · Santurce, PR
Orlando Alfredo Lopez Santiago, MD is an internal medicine physician with a practice address in Santurce, Puerto Rico, and NPI 1962567750, issued on Dec 22, 2006. Check the license (Puerto Rico 10446, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Orlando Alfredo Lopez Santiago
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 10446 PR
Self-reported in NPPES; status is on the state search - Practice location
- Ave Fernandez James #1427, Santurce, PR 00909
- Phone
- (787) 722-7302
- Enumerated
- Dec 22, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (787) 722-7303
- Medicare enrollment
- Enrolled (PECOS I20031223000511); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,146 in Puerto Rico → Look up another NPI →
Verify Orlando Alfredo Lopez Santiago 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 10446Check 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
7,938 Medicare Part D claims for 574 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
- Atorvastatin Calcium506 claims
- Pantoprazole Sodium372 claims
- Metoprolol Succinate222 claims
- Simvastatin216 claims
- Gabapentin203 claims
- Levothyroxine Sodium200 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: $299.36
5 payments; by number, the most common kind was food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. 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.
One hospital affiliation
- Hospital Menonita DE CayeyCayey, PR · Acute Care Hospitals
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).
Orlando Alfredo Lopez Santiago among 1,146 internal medicine physician records in Puerto Rico
Orlando Alfredo Lopez Santiago, 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
- Graduated1986 · median 1996 among the 595 with a school on file
- Record last updated2007 · 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).
6 internal medicine physician records list a practice address in Santurce
They are 6 of the 201 NPPES records with a practice address in Santurce, and 1,146 internal medicine physician records in Puerto Rico.
All 1,146 in Puerto Rico → Every provider in Santurce → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Yanira Aviles-Burgos, M.D.San Juan, PR 009091538316971
- Aida Blasini, M.D.San Juan, PR 009091255331872
- Roberto Calderon, MDSan Juan, PR 009091851460166
- Gabriel Castro ColonSan Juan, PR 009091407303282
- Gregorio Cortes-Soto, M.D.San Juan, PR 009091003858994
- Nidza Gomez Colon, MDSanturee, PR 009091700877156
- Sylmarie Marrero Martinez, MDSan Juan, PR 009091245475938
- Mariana Martinez, MDSan Juan, PR 009091831680065
Common questions
What is Orlando Alfredo Lopez Santiago, MD's NPI number?
Orlando Alfredo Lopez Santiago, MD's National Provider Identifier (NPI) is 1962567750, issued on Dec 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Orlando Alfredo Lopez Santiago, MD located?
The NPPES record lists a practice address at Ave Fernandez James #1427, Santurce, PR, 00909. Phone: (787) 722-7302. Providers update this record themselves, so call before visiting.
How can I verify Orlando Alfredo Lopez Santiago, MD's license?
NPPES lists Puerto Rico license number 10446, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Orlando Alfredo Lopez Santiago, MD prescribe under Medicare Part D?
In 2024, Orlando Alfredo Lopez Santiago, MD had 7,938 Medicare Part D claims for 574 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.