Rafael Ongay Rullan, MD
Ph.D. Medical Genetics · Utuado, PR
Rafael Ongay Rullan, MD is a ph.d. medical genetics with a practice address in Utuado, Puerto Rico, and NPI 1295780765, issued on May 23, 2006. Check the license (Puerto Rico 14992, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Rafael Ongay Rullan
- Credential
- MD
- Primary taxonomy
- Ph.D. Medical Genetics 170100000X
- License number
- 14992 PR
Self-reported in NPPES; status is on the state search - Practice location
- 17 Calle Barcelo, Utuado, PR 00641
- Phone
- (787) 814-1610
- Enumerated
- May 23, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (787) 817-2571
- Entity
- Type 1 · individual
8 nearest ph.d. medical genetics records → All 19 in Puerto Rico → Look up another NPI →
Verify Rafael Ongay Rullan 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 14992Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
39% fewer Medicare Part D claims than the average ph.d. medical genetics in 2024
629 Medicare Part D claims for 43 beneficiaries, against an average of 1,036 among the 31 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 21 claims were for opioids.
Most prescribed
- Synthroid47 claims
- Atorvastatin Calcium41 claims
- Amlodipine Besylate34 claims
- Metformin Hcl31 claims
- Venlafaxine Hcl Er24 claims
- Pantoprazole Sodium21 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.
Rafael Ongay Rullan among 19 ph.d. medical genetics records in Puerto Rico
Rafael Ongay Rullan, MD is one of 19 ph.d. medical genetics records with a practice address in Puerto Rico. 58% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 32% newer
- In a Medicare fileYes · 58% of these records are
- In the CMS Doctors and Clinicians fileNo · 5% of these records are
- Record last updated2026 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 170100000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ph.D. Medical Genetics providers in Puerto Rico
There are 19 ph.d. medical genetics records in Puerto Rico.
All 19 in Puerto Rico → Every provider in Utuado → Ph.D. Medical Genetics nationwide →
The 8 ph.d. medical genetics records with the nearest ZIP codes
- Ariel Casiano Sanchez, MDGuayanilla, PR 006561912976721
- Roberto Hau, MDIsabela, PR 006621174537724
- Yazmin QuijanoArecibo, PR 006121659348720
- Carlos Blanco, M.D.Manati, PR 006741396716635
- Maria Gonzalez, M.D.Aguadilla, PR 006031033180179
- Gloria Montes Burgos, MDOrocovis, PR 007201548278260
- Nilka Cordero RiveraCaguas, PR 007251609077098
- Jose Cintron, M.D.Fajardo, PR 007381154474534
Common questions
What is Rafael Ongay Rullan, MD's NPI number?
Rafael Ongay Rullan, MD's National Provider Identifier (NPI) is 1295780765, issued on May 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rafael Ongay Rullan, MD located?
The NPPES record lists a practice address at 17 Calle Barcelo, Utuado, PR, 00641. Phone: (787) 814-1610. Providers update this record themselves, so call before visiting.
How can I verify Rafael Ongay Rullan, MD's license?
NPPES lists Puerto Rico license number 14992, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Rafael Ongay Rullan, MD prescribe under Medicare Part D?
In 2024, Rafael Ongay Rullan, MD had 629 Medicare Part D claims for 43 beneficiaries; the average among ph.d. medical genetics prescribers was 1,036. 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.