Loyda Ayala Rosado, M.D.
Internal Medicine Physician · Toa Alta, PR
Loyda Ayala Rosado, M.D. is an internal medicine physician with a practice address in Toa Alta, Puerto Rico, and NPI 1235347675, issued on May 18, 2007. Check the license (Puerto Rico 15373, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Loyda Ayala Rosado
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 15373 PR
Self-reported in NPPES; status is on the state search - Practice location
- B21 Calle 10, Toa Alta, PR 00953
- Phone
- (787) 892-5811
- Enumerated
- May 18, 2007
- Record last updated
- Mar 19, 2013 (not updated in 13 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 Loyda Ayala Rosado 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 15373Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average internal medicine physician in 2024
163 Medicare Part D claims for 108 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Nabumetone24 claims
- Prednisone12 claims
- Amoxicillin-Clavulanate Potass11 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.
Loyda Ayala Rosado among 1,146 internal medicine physician records in Puerto Rico
Loyda Ayala Rosado, 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 2007, is newer than 48% of them.
- NPI issued2007 · 48% of these records are older, 41% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 52% of these records are
- Record last updated2013 · 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).
3 internal medicine physician records list a practice address in Toa Alta
They are 3 of the 325 NPPES records with a practice address in Toa Alta, and 1,146 internal medicine physician records in Puerto Rico.
All 1,146 in Puerto Rico → Every provider in Toa Alta → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Anelys Jimenez Rivas, MDToa Alta, PR 009531205429560
- Manuel Mateo Lopez, 11772Toa Alta, PR 009541942345384
- Wanda Beltran Virella, M.D.Bayamon, PR 009561780687947
- Yolanda Carrion, MDBayamon, PR 009561164505186
- Miguel De La Cruz, M.D.Bayamon, PR 009561457407249
- Florentino Figueroa, M.D.Bayamon, PR 009561265633945
- Benjamin Guardiola, M.D.Bayamon, PR 009561265593370
- Lisa Medina, M.D.Bayamon, PR 009561932183506
Common questions
What is Loyda Ayala Rosado, M.D.'s NPI number?
Loyda Ayala Rosado, M.D.'s National Provider Identifier (NPI) is 1235347675, issued on May 18, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Loyda Ayala Rosado, M.D. located?
The NPPES record lists a practice address at B21 Calle 10, Toa Alta, PR, 00953. Phone: (787) 892-5811. Providers update this record themselves, so call before visiting.
How can I verify Loyda Ayala Rosado, M.D.'s license?
NPPES lists Puerto Rico license number 15373, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Loyda Ayala Rosado, M.D. prescribe under Medicare Part D?
In 2024, Loyda Ayala Rosado, M.D. had 163 Medicare Part D claims for 108 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.