Carolyn Loy Gonzalez, MD
Internal Medicine Physician · Lynn, MA
Carolyn Loy Gonzalez, MD is an internal medicine physician with a practice address in Lynn, Massachusetts, and NPI 1598384364, issued on Apr 13, 2020. Check the license (Massachusetts 1019826, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Carolyn Loy Gonzalez
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 1019826 MA
75121 CT
Self-reported in NPPES; status is on the state search - Practice location
- 496 Lynnfield St, Lynn, MA 01904
- Phone
- (781) 593-3400
- Enumerated
- Apr 13, 2020
- Record last updated
- Jun 6, 2024
- Medicare enrollment
- Enrolled (PECOS I20240805002408); accepts Medicare assignment
- Medical or professional school
- University Of Rochester School Of Medicine And Dentistry, 2020
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Also registered at 496 Lynnfield St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ernesto Dasilva, MDInternal Medicine Physician1487600268
- Harold Freedman, MDOrthopaedic Surgery Physician1649349523
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Verify Carolyn Loy Gonzalez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1019826Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average internal medicine physician in 2024
343 Medicare Part D claims for 59 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Carvedilol15 claims
- Atorvastatin Calcium14 claims
- Rosuvastatin Calcium13 claims
- Amlodipine Besylate12 claims
- Famotidine12 claims
- Losartan Potassium12 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 73.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Mass General Brigham Medical Group Northern Massachusetts IncLynn, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Carolyn Loy Gonzalez among 6,825 internal medicine physician records in Massachusetts
Carolyn Loy Gonzalez, MD is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 87% of them.
- NPI issued2020 · 87% of these records are older, 11% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2020 · median 2004 among the 4,103 with a school on file
- Record last updated2024 · 64% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
19 internal medicine physician records list a practice address in Lynn
They are 19 of the 2,030 NPPES records with a practice address in Lynn, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Lynn → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Toryalai Amiri, M.D.Lynn, MA 019041255388047
- Laura Beeghly, MDLynn, MA 019041215988100
- Edward Braun, MDLynn, MA 019041003862798
- Ernesto Dasilva, MDLynn, MA 019041487600268
- Kurt Diebold, MDLynn, MA 019041114993516
- Ryan Gosselin, M.D., M.B.ALynn, MA 019041396972832
- James Gottschall, MDLynn, MA 019041932166196
- Oliver Gregory, M.D.Lynn, MA 019041154768281
Common questions
What is Carolyn Loy Gonzalez, MD's NPI number?
Carolyn Loy Gonzalez, MD's National Provider Identifier (NPI) is 1598384364, issued on Apr 13, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Carolyn Loy Gonzalez, MD located?
The NPPES record lists a practice address at 496 Lynnfield St, Lynn, MA, 01904. Phone: (781) 593-3400. Providers update this record themselves, so call before visiting.
How can I verify Carolyn Loy Gonzalez, MD's license?
NPPES lists Massachusetts license number 1019826, 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 Carolyn Loy Gonzalez, MD prescribe under Medicare Part D?
In 2024, Carolyn Loy Gonzalez, MD had 343 Medicare Part D claims for 59 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Carolyn Loy Gonzalez, MD's MIPS final score?
The 2023 MIPS final score is 73.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.