Melissa Santiago Garraton, M.D.
Emergency Medicine Physician · San Juan, PR
Melissa Santiago Garraton, M.D. is an emergency medicine physician with a practice address in San Juan, Puerto Rico, and NPI 1336436658, issued on Jul 7, 2011. Check the license with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Melissa Santiago Garraton
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- Practice location
- University District Hospital Puerto Rico Medical Center, San Juan, PR 00935
- Phone
- (787) 754-0101
- Enumerated
- Jul 7, 2011
- Record last updated
- Jul 7, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 278 in Puerto Rico → Look up another NPI →
Also registered at University District Hospital Puerto Rico Medical Center
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Rafael De AyalaSurgery Physician1497195275
- Jomar Diaz, DMDDentist1619383981
- Luisamari Dorna PerezStudent in an Organized Health Care Education/Training Program1598116881
- Gabriel Galindez De Jesus, MDInfectious Disease Physician1346796042
- Alvaro Gracia Ramis, M.D.Surgery Physician1144677196
Verify Melissa Santiago Garraton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Puerto Rico board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
31% fewer Medicare Part D claims than the average emergency medicine physician in 2024
157 Medicare Part D claims for 57 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Famotidine18 claims
- Rosuvastatin Calcium13 claims
- Ketorolac Tromethamine11 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.
Industry payments in 2024: $118.71
1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Melissa Santiago Garraton among 278 emergency medicine physician records in Puerto Rico
Melissa Santiago Garraton, M.D. is one of 278 emergency medicine physician records with a practice address in Puerto Rico. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 58% of them.
- NPI issued2011 · 58% of these records are older, 38% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 29% of these records are
- Record last updated2011 · 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 207P00000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in Puerto Rico
There are 278 emergency medicine physician records in Puerto Rico.
All 278 in Puerto Rico → Every provider in San Juan → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Rosalie Barrios, M.D.San Juan, PR 009351477500833
- Alexis Bayo McGrath, MD, FACEPSan Juan, PR 009351528021011
- Sylvia Martir, M.D.San Juan, PR 009351184705691
- Alexander Rios, M.DSan Juan, PR 009351548550619
- Nicole Carrillo-Colon, MDSan Juan, PR 009361548989841
- Yamilette Rivera Rivera, MDSan Juan, PR 009361205328341
- Ernesto Torres, MDSan Juan, PR 009361912118902
- Rafael Vazquez-Torres, MDSan Juan, PR 009361770606568
Common questions
What is Melissa Santiago Garraton, M.D.'s NPI number?
Melissa Santiago Garraton, M.D.'s National Provider Identifier (NPI) is 1336436658, issued on Jul 7, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Melissa Santiago Garraton, M.D. located?
The NPPES record lists a practice address at University District Hospital Puerto Rico Medical Center, San Juan, PR, 00935. Phone: (787) 754-0101. Providers update this record themselves, so call before visiting.
How can I verify Melissa Santiago Garraton, M.D.'s license?
Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Melissa Santiago Garraton, M.D. prescribe under Medicare Part D?
In 2024, Melissa Santiago Garraton, M.D. had 157 Medicare Part D claims for 57 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.