Sarah Jancek, D.O.
Internal Medicine Physician · Dartmouth, MA
Sarah Jancek, D.O. is an internal medicine physician with a practice address in Dartmouth, Massachusetts, and NPI 1689815102, issued on Mar 12, 2009. Check the license on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Sarah Jancek
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- LP01221 RI
Self-reported in NPPES; status is on the state search - Practice location
- 237 State RD, Dartmouth, MA 02747
- Phone
- (508) 979-1100
- Enumerated
- Mar 12, 2009
- Record last updated
- Feb 11, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20191011001437); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Also registered at 237 State RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Melissa Borges, NP-CPrimary Care Nurse Practitioner1841857505
- Doreen Gendreau, EDD, APRN-PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1750095493
- Henry Gravel, MDGeneral Practice Physician1821044462
- Ellen Matheson, FNP-CNurse Practitioner1083446686
Verify Sarah Jancek in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.2 times the Medicare Part D claims of the average internal medicine physician in 2024
10,081 Medicare Part D claims for 433 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 513 claims were for opioids.
Most prescribed
- Trazodone Hcl794 claims
- Levothyroxine Sodium472 claims
- Eliquis410 claims
- Furosemide362 claims
- Pantoprazole Sodium282 claims
- Atorvastatin Calcium279 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 MIPS final score for 2023 (Medicare payment program): 16.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Aco Health Solutions, LLCNorth Dartmouth, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sarah Jancek among 6,825 internal medicine physician records in Massachusetts
Sarah Jancek, D.O. 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 2009, is newer than 60% of them.
- NPI issued2009 · 60% of these records are older, 37% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2007 · median 2004 among the 4,103 with a school on file
- Record last updated2020 · 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).
10 internal medicine physician records list a practice address in Dartmouth
They are 10 of the 513 NPPES records with a practice address in Dartmouth, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Dartmouth → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Gloriane Afonso-Fede, M.D.Dartmouth, MA 027471376525063
- Elliott Anderson, MDNorth Dartmouth, MA 027471750358164
- James Chen, M.D.Dartmouth, MA 027471225018062
- Scott Henderson, M.D.N Dartmouth, MA 027471427037662
- Bing Liu, M.D.N Dartmouth, MA 027471699745810
- Stephen Mackler, M.D.Dartmouth, MA 027471669442745
- Judith Miesner, D.O.North Dartmouth, MA 027471669448635
- Barbara Pearl, M.D.North Dartmouth, MA 027471295701274
Common questions
What is Sarah Jancek, D.O.'s NPI number?
Sarah Jancek, D.O.'s National Provider Identifier (NPI) is 1689815102, issued on Mar 12, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Sarah Jancek, D.O. located?
The NPPES record lists a practice address at 237 State RD, Dartmouth, MA, 02747. Phone: (508) 979-1100. Providers update this record themselves, so call before visiting.
How can I verify Sarah Jancek, D.O.'s license?
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 Sarah Jancek, D.O. prescribe under Medicare Part D?
In 2024, Sarah Jancek, D.O. had 10,081 Medicare Part D claims for 433 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Sarah Jancek, D.O.'s MIPS final score?
The 2023 MIPS final score is 16.5 of 100. 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.