Fernando Jorge Martinez, M.D.
Gastroenterology Physician · South Weymouth, MA
Fernando Jorge Martinez, M.D. is a gastroenterology physician with a practice address in South Weymouth, Massachusetts, and NPI 1255598165, issued on May 19, 2008. Check the license (Massachusetts 242245, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Fernando Jorge Martinez
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 242245 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1085 Main St, South Weymouth, MA 02190
- Phone
- (781) 331-2922
- Enumerated
- May 19, 2008
- Record last updated
- Jun 23, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20140618001928); accepts Medicare assignment
- Medical or professional school
- University Of Miami, Lm Miller School Of Medicine, 2007
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 686 in Massachusetts → Look up another NPI →
Also registered at 1085 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mona AkbariGastroenterology Physician1871720037
- Gregory Bolduc, MDGastroenterology Physician1821078767
- Clayland Cox, MDGastroenterology Physician1043290752
- James Moore, MDGastroenterology Physician1154301422
- Jonathan Nass, M.D.Gastroenterology Physician1558587998
- Bradford Sampson, M.D.Gastroenterology Physician1962410548
Verify Fernando Jorge Martinez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 242245Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
26% fewer Medicare Part D claims than the average gastroenterology physician in 2024
599 Medicare Part D claims for 309 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Omeprazole155 claims
- Gavilyte-C93 claims
- Peg3350-Sod Sul-Nacl-Kcl-Asb-C68 claims
- Sod Sulf-Potass Sulf-Mag Sulf62 claims
- Pantoprazole Sodium32 claims
- Linzess25 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.
Bills Medicare through one group practice
- Atrius Health IncNeedham, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Fernando Jorge Martinez among 686 gastroenterology physician records in Massachusetts
Fernando Jorge Martinez, M.D. is one of 686 gastroenterology physician records with a practice address in Massachusetts. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 60% of them.
- NPI issued2008 · 60% of these records are older, 35% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2007 · median 2004 among the 491 with a school on file
- Record last updated2015 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 gastroenterology physician records list a practice address in South Weymouth
They are 8 of the 445 NPPES records with a practice address in South Weymouth, and 686 gastroenterology physician records in Massachusetts.
All 686 in Massachusetts → Every provider in South Weymouth → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Mona AkbariSouth Weymouth, MA 021901871720037
- Gregory Bolduc, MDSouth Weymouth, MA 021901821078767
- Clayland Cox, MDSouth Weymouth, MA 021901043290752
- James Moore, MDSouth Weymouth, MA 021901154301422
- Jonathan Nass, M.D.South Weymouth, MA 021901558587998
- Bradford Sampson, M.D.South Weymouth, MA 021901962410548
- John Vermeulen, MDSouth Weymouth, MA 021901215917596
- Daniel Mishkin, M.D.Weymouth, MA 021891801822564
Common questions
What is Fernando Jorge Martinez, M.D.'s NPI number?
Fernando Jorge Martinez, M.D.'s National Provider Identifier (NPI) is 1255598165, issued on May 19, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Fernando Jorge Martinez, M.D. located?
The NPPES record lists a practice address at 1085 Main St, South Weymouth, MA, 02190. Phone: (781) 331-2922. Providers update this record themselves, so call before visiting.
How can I verify Fernando Jorge Martinez, M.D.'s license?
NPPES lists Massachusetts license number 242245, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Fernando Jorge Martinez, M.D. prescribe under Medicare Part D?
In 2024, Fernando Jorge Martinez, M.D. had 599 Medicare Part D claims for 309 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.