Guillermo R. Lopez, MD
Internal Medicine Physician · Miami, FL
Guillermo R. Lopez, MD is an internal medicine physician with a practice address in Miami, Florida, and NPI 1518187590, issued on May 1, 2007. Check the license (Florida 72664, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Guillermo R. Lopez
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 72664 FL
Self-reported in NPPES; status is on the state search - Practice location
- 9950 SW 107TH Ave Ste 101, Miami, FL 33176
- Phone
- (305) 274-8779
- Enumerated
- May 1, 2007
- Record last updated
- May 9, 2022
- Fax
- (305) 274-0646
- Medicare enrollment
- Enrolled (PECOS I20080801000545); accepts Medicare assignment
- Medical or professional school
- University Of Miami, Lm Miller School Of Medicine, 1995
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 10,151 in Florida → Look up another NPI →
Also registered at 9950 SW 107TH Ave Ste 101
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Martin Hiriart, M.D.Internal Medicine Physician1235155003
- Veronica Perez, APRNFamily Nurse Practitioner1013552397
Verify Guillermo R. Lopez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license 72664Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.5 times the Medicare Part D claims of the average internal medicine physician in 2024
17,364 Medicare Part D claims for 1,174 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 74 claims were for opioids.
Most prescribed
- Atorvastatin Calcium739 claims
- Levothyroxine Sodium645 claims
- Amlodipine Besylate598 claims
- Metformin Hcl539 claims
- Alprazolam454 claims
- Metoprolol Succinate430 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: $621.44
33 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Bills Medicare through one group practice
- Tricord Medical Group IncMiami, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Guillermo R. Lopez among 10,151 internal medicine physician records in Florida
Guillermo R. Lopez, MD is one of 10,151 internal medicine physician records with a practice address in Florida. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 45% of them.
- NPI issued2007 · 45% of these records are older, 48% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1995 · median 2004 among the 6,606 with a school on file
- Record last updated2022 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
762 internal medicine physician records list a practice address in Miami
They are 762 of the 49,442 NPPES records with a practice address in Miami, and 10,151 internal medicine physician records in Florida.
All 10,151 in Florida → Every provider in Miami → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Aesthor Bombino, M.D.Miami, FL 331761740241652
- Francesco Cabrera, M.D.Miami, FL 331761093701039
- Avelino Caride, M.D.Miami, FL 331761417945098
- Daniel Fields, MDMiami, FL 331761639197098
- Melanie Helfman, MDMiami, FL 331761669435632
- Martin Hiriart, M.D.Miami, FL 331761235155003
- Julio Jorge, M.D.Miami, FL 331761861441156
- Mark Kutner, MDMiami, FL 331761104875277
Common questions
What is Guillermo R. Lopez, MD's NPI number?
Guillermo R. Lopez, MD's National Provider Identifier (NPI) is 1518187590, issued on May 1, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Guillermo R. Lopez, MD located?
The NPPES record lists a practice address at 9950 SW 107TH Ave Ste 101, Miami, FL, 33176. Phone: (305) 274-8779. Providers update this record themselves, so call before visiting.
How can I verify Guillermo R. Lopez, MD's license?
NPPES lists Florida license number 72664, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Guillermo R. Lopez, MD prescribe under Medicare Part D?
In 2024, Guillermo R. Lopez, MD had 17,364 Medicare Part D claims for 1,174 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.