Carlos Alberto Grana, DMD
Dentist · San German, PR
Carlos Alberto Grana, DMD is a dentist with a practice address in San German, Puerto Rico, and NPI 1275618605, issued on Oct 26, 2006. Check the license (Puerto Rico 1832, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Carlos Alberto Grana
- Credential
- DMD
- Primary taxonomy
- Dentist 122300000X
- License number
- 1832 PR
Self-reported in NPPES; status is on the state search - Practice location
- 100 Calle Hernan Alvarez, San German, PR 00683
- Phone
- (787) 264-2810
- Enumerated
- Oct 26, 2006
- 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 dentist records → All 462 in Puerto Rico → Look up another NPI →
Also registered at 100 Calle Hernan Alvarez
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Carlos Alberto Grana 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 1832Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
27% more Medicare Part D claims than the average dentist in 2024
109 Medicare Part D claims for 83 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin48 claims
- Amoxicillin-Clavulanate Potass25 claims
- Naproxen 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.
Carlos Alberto Grana among 462 dentist records in Puerto Rico
Carlos Alberto Grana, DMD is one of 462 dentist records with a practice address in Puerto Rico. 67% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 56% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dentist providers in Puerto Rico
There are 462 dentist records in Puerto Rico.
All 462 in Puerto Rico → Every provider in San German → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Jorge Pagan-LugoSan German, PR 006831265493480
- Laura Velez Velez, DMDSan German, PR 006831215562590
- Reinaldo Deliz, DMDMayaguez, PR 006821700887080
- Cynthia Guzman, DMDMayaguez, PR 006821831395920
- Gabriel Lizardo Juliao, DMDMayaguez, PR 006821861374209
- Rhaiza Martinez-Velez, MS, DMDMayaguez, PR 006821538805221
- Daniel Martir, DMDMayaguez, PR 006821639596463
- Ashley Rosario CruzMayaguez, PR 006821770231227
Common questions
What is Carlos Alberto Grana, DMD's NPI number?
Carlos Alberto Grana, DMD's National Provider Identifier (NPI) is 1275618605, issued on Oct 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Carlos Alberto Grana, DMD located?
The NPPES record lists a practice address at 100 Calle Hernan Alvarez, San German, PR, 00683. Phone: (787) 264-2810. Providers update this record themselves, so call before visiting.
How can I verify Carlos Alberto Grana, DMD's license?
NPPES lists Puerto Rico license number 1832, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Carlos Alberto Grana, DMD prescribe under Medicare Part D?
In 2024, Carlos Alberto Grana, DMD had 109 Medicare Part D claims for 83 beneficiaries; the average among dentist prescribers was 86. 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.