Jennifer D. Walker, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Worcester, MA
Jennifer D. Walker, MD is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Worcester, Massachusetts, and NPI 1710978267, issued on Nov 3, 2005. Check the license (Massachusetts 204879, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Jennifer D. Walker
- Credential
- MD
- Primary taxonomy
- Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
- License number
- 204879 MA
Self-reported in NPPES; status is on the state search - Practice location
- 55 Lake Ave N, Worcester, MA 01655
- Phone
- (508) 334-3278
- Enumerated
- Nov 3, 2005
- Record last updated
- Nov 16, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (508) 334-7284
- Medicaid ID
- 110001141A MA
- Medicare enrollment
- Enrolled (PECOS I20040224000420); accepts Medicare assignment
- Medical or professional school
- Medical University Of South Carolina College Of Medicine, 1991
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest thoracic surgery (cardiothoracic vascular surgery) physician records → All 228 in Massachusetts → Look up another NPI →
Also registered at 55 Lake Ave N
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Zainab AbbasDermatology Physician1609028000
- Mary-Alice Abbott, MDClinical Genetics (M.D.) Physician1982799417
Verify Jennifer D. Walker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 204879Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.3 times the Medicare Part D claims of the average thoracic surgery (cardiothoracic vascular surgery) physician in 2024
334 Medicare Part D claims for 90 beneficiaries, against an average of 101 among the 2,587 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium57 claims
- Metoprolol Succinate39 claims
- Metoprolol Tartrate37 claims
- Furosemide36 claims
- Potassium Chloride24 claims
- Eliquis22 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): 97 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
- Umass Memorial Medical Group IncWorcester, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jennifer D. Walker among 228 thoracic surgery (cardiothoracic vascular surgery) physician records in Massachusetts
Jennifer D. Walker, MD is one of 228 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in Massachusetts. 68% 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, 81% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated1991 · median 1998 among the 131 with a school on file
- Record last updated2020 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208G00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in Massachusetts
There are 228 thoracic surgery (cardiothoracic vascular surgery) physician records in Massachusetts.
All 228 in Massachusetts → Every provider in Worcester → Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician nationwide →
The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes
- Leora Balsam, M.D.Worcester, MA 016551083800585
- James Barnard, MD, FRCS (CTH)Worcester, MA 016551790665727
- Ricardo Bello, MD, PHDWorcester, MA 016551093895658
- Lynn Harrison, M.D.Worcester, MA 016551528174844
- Mary Huerter, M.D.Worcester, MA 016551043502008
- Divakar Mandapati, M.D.Worcester, MA 016551144261942
- Okike Okike, M.D.Worcester, MA 016551841274974
- Stanley Tam, MDWorcester, MA 016551942291570
Common questions
What is Jennifer D. Walker, MD's NPI number?
Jennifer D. Walker, MD's National Provider Identifier (NPI) is 1710978267, issued on Nov 3, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Jennifer D. Walker, MD located?
The NPPES record lists a practice address at 55 Lake Ave N, Worcester, MA, 01655. Phone: (508) 334-3278. Providers update this record themselves, so call before visiting.
How can I verify Jennifer D. Walker, MD's license?
NPPES lists Massachusetts license number 204879, 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 Jennifer D. Walker, MD prescribe under Medicare Part D?
In 2024, Jennifer D. Walker, MD had 334 Medicare Part D claims for 90 beneficiaries; the average among thoracic surgery (cardiothoracic vascular surgery) physician prescribers was 101. Part D covers Medicare prescriptions only.
What is Jennifer D. Walker, MD's MIPS final score?
The 2023 MIPS final score is 97 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.