Arnaldo Gerena, M.D.
General Practice Physician · Quebradillas, PR
Arnaldo Gerena, M.D. is a general practice physician with a practice address in Quebradillas, Puerto Rico, and NPI 1083746317, issued on Mar 12, 2007. Check the license (Puerto Rico 9667, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Arnaldo Gerena
- Credential
- M.D.
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- 9667 PR
Self-reported in NPPES; status is on the state search - Practice location
- 23975 Carr 113, Quebradillas, PR 00678
- Phone
- (787) 895-1154
- Enumerated
- Mar 12, 2007
- Entity
- Type 1 · individual
Verify Arnaldo Gerena 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 9667Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
2.8 times the Medicare Part D claims of the average general practice physician in 2024
8,192 Medicare Part D claims for 185 beneficiaries, against an average of 2,957 among the 8,605 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 473 claims were for opioids.
Most prescribed
- Metformin Hcl280 claims
- Gabapentin278 claims
- Alprazolam268 claims
- Oxycodone-Acetaminophen260 claims
- Atorvastatin Calcium254 claims
- Clonazepam236 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.
26 general practice physician records list a Quebradillas practice address
They are 26 of the 166 NPPES records with a Quebradillas practice address, and 3,970 general practice physician records in Puerto Rico.
All 26 in Quebradillas → All 3,970 in Puerto Rico → Every provider in Quebradillas →
Other general practice physician records in Puerto Rico
- Veronica Abraham, MDBayamon, PR1881204089
- Manuel Abraham Gonzalez, M.D.San Juan, PR1811297534
- Jennifer Abraham Vega, MDSan Juan, PR1366030595
- Jose M. Abreu Guzman, M.D.Manati, PR1982745816
- Steven Abreu Reyes, M.D.Las Piedras, PR1801146667
- Ibrahim Abu-Usbaabdel-FattahAibonito, PR1285851758
- Nidal Abukhalil Rashid, MDHatillo, PR1760435226
- Adrian Acevedo, M.D.Santa Isabel, PR1518173624
- Angel Acevedo, MDSan Juan, PR1689663817
- Angelic AcevedoVega Alta, PR1386723518
Common questions
What is Arnaldo Gerena, M.D.'s NPI number?
Arnaldo Gerena, M.D.'s National Provider Identifier (NPI) is 1083746317, issued on Mar 12, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Arnaldo Gerena, M.D. located?
The NPPES record lists a practice address at 23975 Carr 113, Quebradillas, PR, 00678. Phone: (787) 895-1154. Providers update this record themselves, so call before visiting.
How can I verify Arnaldo Gerena, M.D.'s license?
NPPES lists Puerto Rico license number 9667, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Arnaldo Gerena, M.D. prescribe under Medicare Part D?
In 2024, Arnaldo Gerena, M.D. had 8,192 Medicare Part D claims for 185 beneficiaries; the average among general practice physician prescribers was 2,957. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.