Ramon Antonio Ruiz, M.D.
Internal Medicine Physician · Guaynabo, PR
Ramon Antonio Ruiz, M.D. is an internal medicine physician with a practice address in Guaynabo, Puerto Rico, and NPI 1932184645, issued on Dec 14, 2005. Check the license (Puerto Rico 8694, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ramon Antonio Ruiz
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 8694 PR
Self-reported in NPPES; status is on the state search - Practice location
- 14 Calle Roma, Guaynabo, PR 00966
- Phone
- (787) 792-1325
- Enumerated
- Dec 14, 2005
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,146 in Puerto Rico → Look up another NPI →
Verify Ramon Antonio Ruiz 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 8694Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
74 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
Ramon Antonio Ruiz among 1,146 internal medicine physician records in Puerto Rico
Ramon Antonio Ruiz, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 87% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 52% of these records are
- 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).
28 internal medicine physician records list a practice address in Guaynabo
They are 28 of the 2,143 NPPES records with a practice address in Guaynabo, and 1,146 internal medicine physician records in Puerto Rico.
All 1,146 in Puerto Rico → Every provider in Guaynabo → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Eilyn De Jesus Gonzalez, M.D.Guaynabo, PR 009661497763551
- Marta Diaz Nater, M.D.Guaynabo, PR 009661922048206
- Julie Rodriguez-Poventud, M.D.Guaynabo, PR 009661710019146
- Luis Sanchez, MDGuaynabo, PR 009661366485054
- Claudia Villate Montejo, MDGuaynabo, PR 009661780622530
- Roldan Cabret, MDGuaynabo, PR 009681336170521
- Federico Gregory-Gonzalez, M.D.Guaynabo, PR 009681376675843
- Jose IrizarryGuaynabo, PR 009681720617152
Common questions
What is Ramon Antonio Ruiz, M.D.'s NPI number?
Ramon Antonio Ruiz, M.D.'s National Provider Identifier (NPI) is 1932184645, issued on Dec 14, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Ramon Antonio Ruiz, M.D. located?
The NPPES record lists a practice address at 14 Calle Roma, Guaynabo, PR, 00966. Phone: (787) 792-1325. Providers update this record themselves, so call before visiting.
How can I verify Ramon Antonio Ruiz, M.D.'s license?
NPPES lists Puerto Rico license number 8694, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Ramon Antonio Ruiz, M.D. prescribe under Medicare Part D?
In 2024, Ramon Antonio Ruiz, M.D. had 74 Medicare Part D claims; 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.