Ronald Collazo Pagan, M.D.
Internal Medicine Physician · Manati, PR
Ronald Collazo Pagan, M.D. is an internal medicine physician with a practice address in Manati, Puerto Rico, and NPI 1194958041, issued on Aug 26, 2009. Check the license (Puerto Rico 20243, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ronald Collazo Pagan
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 20243 PR
Self-reported in NPPES; status is on the state search - Practice location
- B35 Calle Elliot Velez, Manati, PR 00674
- Phone
- (787) 970-5277
- Enumerated
- Aug 26, 2009
- Record last updated
- Jul 12, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20130521000673); accepts Medicare assignment
- Medical or professional school
- University Of Puerto Rico School Of Medicine, 2009
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,146 in Puerto Rico → Look up another NPI →
Verify Ronald Collazo Pagan 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 20243Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% more Medicare Part D claims than the average internal medicine physician in 2024
5,409 Medicare Part D claims for 325 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 50 claims were for opioids.
Most prescribed
- Gabapentin254 claims
- Rosuvastatin Calcium184 claims
- Synthroid172 claims
- Famotidine164 claims
- Atorvastatin Calcium162 claims
- Losartan Potassium156 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: $61,466.58
69 payments; by number, the most common kind was food and beverage; the largest payer was ViiV Healthcare Company. 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.
Ronald Collazo Pagan among 1,146 internal medicine physician records in Puerto Rico
Ronald Collazo Pagan, M.D. 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 2009, is newer than 62% of them.
- NPI issued2009 · 62% of these records are older, 37% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2009 · median 1996 among the 595 with a school on file
- Record last updated2020 · 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).
13 internal medicine physician records list a practice address in Manati
They are 13 of the 729 NPPES records with a practice address in Manati, and 1,146 internal medicine physician records in Puerto Rico.
All 1,146 in Puerto Rico → Every provider in Manati → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Carlos Cidre, MDManati, PR 006741104896539
- Jose Cordero, M.D.Manati, PR 006741528002789
- Francisco Lafontaine, M.D.Manati, PR 006741790746550
- Ibis Montigo De La Cruz, MDManati, PR 006741386765824
- Carlos Orraca, M.D.Manati, PR 006741124122452
- Cesar Ortega-Cava, M.D.Manati, PR 006741356784771
- Yinamari Ortiz Diaz, MDManati, PR 006741417769563
- Samuel Padilla RosaManati, PR 006741043310550
Common questions
What is Ronald Collazo Pagan, M.D.'s NPI number?
Ronald Collazo Pagan, M.D.'s National Provider Identifier (NPI) is 1194958041, issued on Aug 26, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Ronald Collazo Pagan, M.D. located?
The NPPES record lists a practice address at B35 Calle Elliot Velez, Manati, PR, 00674. Phone: (787) 970-5277. Providers update this record themselves, so call before visiting.
How can I verify Ronald Collazo Pagan, M.D.'s license?
NPPES lists Puerto Rico license number 20243, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Ronald Collazo Pagan, M.D. prescribe under Medicare Part D?
In 2024, Ronald Collazo Pagan, M.D. had 5,409 Medicare Part D claims for 325 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.