Christopher S. Joncas, MD
Internal Medicine Physician · Fall River, MA
Christopher S. Joncas, MD is an internal medicine physician with a practice address in Fall River, Massachusetts, and NPI 1336136456, issued on Oct 4, 2005. Check the license (Massachusetts 150167, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Christopher S. Joncas
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 150167 MA
MD09625 RI
Self-reported in NPPES; status is on the state search - Practice location
- 203 Plymouth Ave Ste 701, Fall River, MA 02721
- Phone
- (508) 235-5445
- Enumerated
- Oct 4, 2005
- Record last updated
- Jan 9, 2026
- Fax
- (508) 985-2001
- Medicaid ID
- 3150283 MA
- Medicare enrollment
- Enrolled (PECOS I20200723002402); accepts Medicare assignment
- Medical or professional school
- University Of Massachusetts Medical School, 1993
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Also registered at 203 Plymouth Ave Ste 701
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christine Auclair, NPPrimary Care Nurse Practitioner1528777588
- Stephanie BenevidesFamily Nurse Practitioner1952278160
- Charles Delacuadra, D.O.Family Medicine Physician1972759678
- Babak Deyhimpanah, MDInternal Medicine Physician1518298918
- McKayla Ferreira Alencar, DNP. C-NPNurse Practitioner1629738992
- Alison Gerlach, AGNP-CNurse Practitioner1275229346
Verify Christopher S. Joncas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 150167Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11.1 times the Medicare Part D claims of the average internal medicine physician in 2024
35,188 Medicare Part D claims for 1,318 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 552 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,925 claims
- Levothyroxine Sodium1,378 claims
- Trazodone Hcl1,341 claims
- Omeprazole1,282 claims
- Lisinopril1,259 claims
- Furosemide1,110 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: $33,576.05
53 payments; by number, the most common kind was food and beverage; the largest payer was Neurocrine Biosciences, 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 2 group practices
- Pai Participant 5 PCTiverton, RI
- Prima Care, PCNewport, RI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christopher S. Joncas among 6,825 internal medicine physician records in Massachusetts
Christopher S. Joncas, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 88% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1993 · median 2004 among the 4,103 with a school on file
- Record last updated2026 · 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).
62 internal medicine physician records list a practice address in Fall River
They are 62 of the 3,032 NPPES records with a practice address in Fall River, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Fall River → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jorge Andrade, MDFall River, MA 027211942261490
- Neveen Bassaly, M.D.Fall River, MA 027211649274911
- Melanie Cardoza, DOFall River, MA 027211427007921
- Tricia Carty, MDFall River, MA 027211053308171
- Bill Grossman, M.D.Fall River, MA 027211598702797
- Hany Mistikawy, M.D.Fall River, MA 027211851399034
- Jose Monteiro, MDFall River, MA 027211548203219
- Robert Rubano, M.D.Fall River, MA 027211326087313
Common questions
What is Christopher S. Joncas, MD's NPI number?
Christopher S. Joncas, MD's National Provider Identifier (NPI) is 1336136456, issued on Oct 4, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Christopher S. Joncas, MD located?
The NPPES record lists a practice address at 203 Plymouth Ave Ste 701, Fall River, MA, 02721. Phone: (508) 235-5445. Providers update this record themselves, so call before visiting.
How can I verify Christopher S. Joncas, MD's license?
NPPES lists Massachusetts license number 150167, 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 Christopher S. Joncas, MD prescribe under Medicare Part D?
In 2024, Christopher S. Joncas, MD had 35,188 Medicare Part D claims for 1,318 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.