Julio Ortiz McWilliam, M.D.
Otolaryngology Physician · Humacao, PR
Julio Ortiz McWilliam, M.D. is an otolaryngology physician with a practice address in Humacao, Puerto Rico, and NPI 1336219880, issued on Nov 9, 2006. Check the license (Puerto Rico 9187, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Julio Ortiz McWilliam
- Credential
- M.D.
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License number
- 9187 PR
Self-reported in NPPES; status is on the state search - Practice location
- 5 Calle Dufresne E, Humacao, PR 00791
- Phone
- (787) 656-5247
- Enumerated
- Nov 9, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20080529000871); accepts Medicare assignment
- Medical or professional school
- Georgetown University School Of Medicine, 1982
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 53 in Puerto Rico → Look up another NPI →
Also registered at 5 Calle Dufresne E
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ivette Fontanez OrtizHealth Educator1407319304
- Caroline Lebron RosaAttendant Care Provider1457814451
- Luis Perez, M.D.Specialist1164525002
- Karylin Vega RiveraSocial Worker1356902332
Verify Julio Ortiz McWilliam 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 9187Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.6 times the Medicare Part D claims of the average otolaryngology physician in 2024
3,013 Medicare Part D claims for 869 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims. 11 claims were for opioids.
Most prescribed
- Fluticasone Propionate976 claims
- Famotidine707 claims
- Azelastine Hcl318 claims
- Clotrimazole-Betamethasone183 claims
- Omeprazole154 claims
- Montelukast Sodium102 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.
Julio Ortiz McWilliam among 53 otolaryngology physician records in Puerto Rico
Julio Ortiz McWilliam, M.D. is one of 53 otolaryngology physician records with a practice address in Puerto Rico. 92% 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 28% of them.
- NPI issued2006 · 28% of these records are older, 42% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1982 · median 1994 among the 40 with a school on file
- Record last updated2007 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in Puerto Rico
There are 53 otolaryngology physician records in Puerto Rico.
All 53 in Puerto Rico → Every provider in Humacao → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Jose Otero Garcia, M.D.Fajardo, PR 007381407851959
- Luis Tarrats, M.D.,J.D.Cayey, PR 007361124314943
- Miguel Vega-Maldonado, M.D.Cayey, PR 007361083691430
- Michael Arruza Elias, MDCaguas, PR 007251861473837
- Mario Corona Ruiz, MDPonce, PR 007171306247812
- William Santiago Butler, M.D.,Ponce, PR 007171093745614
- Pedro Vendrell Martin, MD- ENT HNSPonce, PR 007171467562538
- Gustavo Almodovar-Mercado, M.D.Mayaguez, PR 006801447480918
Common questions
What is Julio Ortiz McWilliam, M.D.'s NPI number?
Julio Ortiz McWilliam, M.D.'s National Provider Identifier (NPI) is 1336219880, issued on Nov 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Julio Ortiz McWilliam, M.D. located?
The NPPES record lists a practice address at 5 Calle Dufresne E, Humacao, PR, 00791. Phone: (787) 656-5247. Providers update this record themselves, so call before visiting.
How can I verify Julio Ortiz McWilliam, M.D.'s license?
NPPES lists Puerto Rico license number 9187, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Julio Ortiz McWilliam, M.D. prescribe under Medicare Part D?
In 2024, Julio Ortiz McWilliam, M.D. had 3,013 Medicare Part D claims for 869 beneficiaries; the average among otolaryngology physician prescribers was 541. 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.