Sheri Ann Keitz, MD, PHD
Internal Medicine Physician · Burlington, MA
Sheri Ann Keitz, MD, PHD is an internal medicine physician with a practice address in Burlington, Massachusetts, and NPI 1336179514, issued on Jul 4, 2006. Check the license (Massachusetts 258842, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Sheri Ann Keitz
- Credential
- MD, PHD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 258842 MA
Self-reported in NPPES; status is on the state search - Practice location
- 67 S Bedford St Ste 202E, Burlington, MA 01803
- Phone
- (781) 744-7000
- Enumerated
- Jul 4, 2006
- Record last updated
- Apr 14, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (781) 744-5351
- Medicare enrollment
- Enrolled (PECOS I20141010000825); accepts Medicare assignment
- Medical or professional school
- Icahn School Of Medicine At Mount Sinai, 1991
- 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 67 S Bedford St Ste 202E
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stacey Anderson, NPNurse Practitioner1659685253
- Bethany Arguello, PA-CPhysician Assistant1295075992
- Marissa Baltus, MDInternal Medicine Physician1942308796
- Michael Berarducci, MDInternal Medicine Physician1447358270
- Joshua Berkowitz, M.D.Internal Medicine Physician1891802633
- Robert Brew, M.D.Internal Medicine Physician1356449409
Verify Sheri Ann Keitz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 258842Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average internal medicine physician in 2024
621 Medicare Part D claims for 66 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Atorvastatin Calcium44 claims
- Amlodipine Besylate31 claims
- Warfarin Sodium25 claims
- Omeprazole22 claims
- Hydrochlorothiazide19 claims
- Simvastatin19 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): 91.4 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
- Lahey Clinic IncBurlington, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sheri Ann Keitz among 6,825 internal medicine physician records in Massachusetts
Sheri Ann Keitz, MD, PHD 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 2006, is newer than 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1991 · median 2004 among the 4,103 with a school on file
- Record last updated2021 · 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).
144 internal medicine physician records list a practice address in Burlington
They are 144 of the 2,620 NPPES records with a practice address in Burlington, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Burlington → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Joshua Berkowitz, M.D.Burlington, MA 018031891802633
- Michael Britt, MD IDBurlington, MA 018031831186071
- Betsey Crawford, M.D.Burlington, MA 018031629174859
- Stephen Dong, M.D.Burlington, MA 018031437122470
- Jeffrey Gorvine, M.D.Burlington, MA 018031376553636
- Richard Kalish, MDBurlington, MA 018031154394955
- David Longworth, MDBurlington, MA 018031811092869
- Elizabeth Nilson, M.D.Burlington, MA 018031639112022
Common questions
What is Sheri Ann Keitz, MD, PHD's NPI number?
Sheri Ann Keitz, MD, PHD's National Provider Identifier (NPI) is 1336179514, issued on Jul 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sheri Ann Keitz, MD, PHD located?
The NPPES record lists a practice address at 67 S Bedford St Ste 202E, Burlington, MA, 01803. Phone: (781) 744-7000. Providers update this record themselves, so call before visiting.
How can I verify Sheri Ann Keitz, MD, PHD's license?
NPPES lists Massachusetts license number 258842, 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 Sheri Ann Keitz, MD, PHD prescribe under Medicare Part D?
In 2024, Sheri Ann Keitz, MD, PHD had 621 Medicare Part D claims for 66 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Sheri Ann Keitz, MD, PHD's MIPS final score?
The 2023 MIPS final score is 91.4 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.